US Patent Class 546
ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES




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  DF  CLASS NOTES
*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1)
*  DD  .~ HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1)
1  DF  .~.~ Hetero ring is six-membered consisting of one nitrogen and five carbons
2  DF  .~.~.~ Heavy metal or aluminum containing
3  DF  .~.~.~.~ Arsenic containing
4  DF  .~.~.~.~ The metal bonded directly to carbon, which carbon is a ring carbon of the six-membered hetero ring or which carbon is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
5  DF  .~.~.~.~ The metal is bonded directly to chalcogen of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens, which group is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
6  DF  .~.~.~.~ The metal is bonded directly to chalcogen which chalcogen is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
7  DF  .~.~.~.~.~ The chalcogen is bonded directly to ring carbon of a quinoline ring system (including hydrogenated)
8  DF  .~.~.~.~ The metal is in an anion and the six-membered hetero ring is in a cation
9  DF  .~.~.~.~.~ The metal is bonded directly to halogen in the anion
10  DF  .~.~.~.~ Polycyclo ring system having the six-membered hetero ring as one of the cyclos
11  DF  .~.~.~.~ Piperidine containing
12  DF  .~.~.~.~ Azide or acyclic nitrogen containing
13  DF  .~.~.~ Boron containing
14  DF  .~.~.~ Silicon containing
15  DF  .~.~.~ Spiro
16  DF  .~.~.~.~ The spiro includes the six-membered hetero ring
17  DF  .~.~.~.~.~ Polycyclo ring system having one of the two rings which form the spiro as one of the cyclos
18  DF  .~.~.~.~.~.~ Polycyclo ring system having the six-membered hetero ring as one of the cyclos
19  DF  .~.~.~.~.~ At least three ring hetero atoms in the two rings which form the spiro
20  DF  .~.~.~.~.~.~ At least three ring nitrogens in the two rings which form the spiro
21  DF  .~.~.~ Phosphorus attached directly to the six-membered hetero ring by nonionic bonding
22  DF  .~.~.~ Phosphorus attached indirectly to the six-membered hetero ring by nonionic bonding
23  DF  .~.~.~.~ Polycyclo ring system having the six-membered hetero ring as one of the cyclos
24  DF  .~.~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring
25  DF  .~.~.~.~.~ The phosphorus is bonded directly to the chalcogen
26  DF  .~.~.~ Polycyclo ring system having the six-membered hetero ring as one of the cyclos
27  DF  .~.~.~.~ The polycyclo ring system has at least ten cyclos and at least four ring nitrogens
28  DF  .~.~.~.~ Nonacyclo ring system having the six-membered hetero ring as one of the cyclos
29  DF  .~.~.~.~.~ The six-membered hetero ring shares ring nitrogen with a five-membered cyclo which contains additional ring nitrogen
30  DF  .~.~.~.~ Octacyclo ring system having the six-membered hetero ring as one of the cyclos
31  DF  .~.~.~.~.~ Plural ring hetero atoms in the octacyclo ring system (e.g., flavanthrone, cepharanthrine, etc.)
32  DF  .~.~.~.~.~.~ At least four ring nitrogens in the octacyclo ring system (e.g., naphthoylene dibenzimidazole, etc.)
33  DF  .~.~.~.~ Heptacyclo ring system having the six-membered hetero ring as one of the cyclos
34  DF  .~.~.~.~.~ Two of the cyclos share at least three ring members (e.g., protoveratrine, etc.)
35  DF  .~.~.~.~.~.~ At least three ring hetero atoms in the heptacyclo ring system
36  DF  .~.~.~.~.~ Plural ring hetero atoms in the heptacyclo ring system
37  DF  .~.~.~.~.~.~ Ring carbon is shared by three of the cyclos (e.g., perylene tetracarboxylic acid diimide, etc.)
38  DF  .~.~.~.~ Hexacyclo ring system having the six-membered hetero ring as one of the cyclos
39  DF  .~.~.~.~.~ Two of the cyclos share at least three ring members (e.g., etheno morphides, etc.)
40  DF  .~.~.~.~.~.~ Plural ring nitrogens in the hexacyclo ring system (e.g., reserpic acid lactone, etc.)
41  DF  .~.~.~.~.~ Plural ring hetero atoms in the hexacyclo ring system
42  DF  .~.~.~.~ Pentacyclo ring system having the six-membered hetero ring as one of the cyclos
43  DF  .~.~.~.~.~ Two of the cyclos share at least three ring members (i.e., bridged)
44  DF  .~.~.~.~.~.~ One of the five cyclos is five-membered and includes ring chalcogen (e.g., codeine, morphine, etc.)
45  DF  .~.~.~.~.~.~.~ Nitrogen or divalent chalcogen double bonded directly to carbocyclic ring of the pentacyclo ring system (e.g., morphinones, etc.)
46  DF  .~.~.~.~.~.~.~ A single chalcogen is bonded directly to ring carbon of the pentacyclo ring system (e.g., desoxy morphine, etc.)
47  DF  .~.~.~.~.~ Plural ring hetero atoms in the pentacyclo ring system
48  DF  .~.~.~.~.~.~ Three or more ring hetero atoms in the pentacyclo ring system
49  DF  .~.~.~.~.~.~ Two ring nitrogens in the pentacyclo ring system (e.g., quinacridones, etc.)
50  DF  .~.~.~.~.~.~.~ Ring nitrogen is shared by two of the cyclos (e.g., yohimbanes, etc.)
51  DF  .~.~.~.~.~.~.~.~ Ring nitrogen is shared by five-membered cyclo and six-membered cyclo (e.g., vincamine, etc.)
52  DF  .~.~.~.~.~.~.~.~.~ Additional ring nitrogen in the five-membered cyclo
53  DF  .~.~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the pentacyclo ring system and also bonded directly to chalcogen or nitrogen
54  DF  .~.~.~.~.~.~.~.~.~ Plural chalcogens bonded directly to the same cyclo as is the -(C=X)- group
55  DF  .~.~.~.~.~.~.~.~.~.~ Trialkoxybenzoyl bonded directly to at least one of the chalcogens (e.g., reserpine, etc.)
56  DF  .~.~.~.~.~.~.~ Three or more ring carbons of the pentacyclo ring system are substituted (e.g., substituted quinacridones, etc.)
57  DF  .~.~.~.~.~.~.~.~ Three or more chalcogens containing
58  DF  .~.~.~.~.~ The pentacyclo ring system consists of five six-membered cyclos (e.g., anthraquinonebenzacridones, etc.)
59  DF  .~.~.~.~.~.~ Nitrogen attached directly to the pentacyclo ring system by nonionic bonding
60  DF  .~.~.~.~.~.~.~ An additional ring is bonded directly to the nitrogen
61  DF  .~.~.~.~ Tetracyclo ring system having the six-membered hetero ring as one of the cyclos
62  DF  .~.~.~.~.~ Plural ring hetero atoms in the tetracyclo ring system (e.g., acronycines, etc.)
63  DF  .~.~.~.~.~.~ Two of the cyclos share at least three ring member (i.e., bridged)
64  DF  .~.~.~.~.~.~ Three or more ring hetero atoms in the tetracyclo ring system
65  DF  .~.~.~.~.~.~.~ Plural ring chalcogens in the tetracyclo ring system
66  DF  .~.~.~.~.~.~ Ring carbon is shared by three of the cyclos
67  DF  .~.~.~.~.~.~.~ The three cyclos consist of two carbocyclic rings and a five-membered hetero ring which includes a ring nitrogen (e.g., ergolines, etc.)
68  DF  .~.~.~.~.~.~.~.~ Chalcogen or nitrogen bonded directly to ring carbon of the six-membered hetero ring
69  DF  .~.~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring (e.g., lysergic acid, etc.)
70  DF  .~.~.~.~.~.~ Two ring nitrogens in the tetracyclo ring system
71  DF  .~.~.~.~.~ Ring nitrogen is shared by two of the cyclos
72  DF  .~.~.~.~.~.~ Two of the cyclos share at least three ring members or a ring carbon is shared by three of the cyclos (i.e., bridged or peri-fused)
73  DF  .~.~.~.~.~.~ The six-membered hetero ring shares ring members with one other cyclo only (e.g., pyrrocolines, etc.)
74  DF  .~.~.~.~.~ Two of the cyclos share at least three ring members (e.g., morphinans, etc.)
75  DF  .~.~.~.~.~ Ring carbon is shared by three of the cyclos
76  DF  .~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring (e.g., anthrapyridones, etc.)
77  DF  .~.~.~.~.~ The six-membered hetero ring shares ring members with one other cyclo only
78  DF  .~.~.~.~.~.~ Plural chalcogens bonded directly to carbocyclic rings of the tetracyclo ring system (e.g., pyridoanthraquinones, etc.)
79  DF  .~.~.~.~ Tricyclo ring system having the six-membered hetero ring as one of the cyclos
80  DF  .~.~.~.~.~ Plural ring hetero atoms in the tricyclo ring system
81  DF  .~.~.~.~.~.~ Plural ring nitrogens in the tricyclo ring system
82  DF  .~.~.~.~.~.~.~ Three or more ring hetero atoms in the tricyclo ring system
83  DF  .~.~.~.~.~.~.~.~ At least one of the ring hetero atoms is chalcogen
84  DF  .~.~.~.~.~.~.~ One of the cyclos is five-membered
85  DF  .~.~.~.~.~.~.~.~ The six-membered hetero ring shares ring members with the five-membered cyclo only (e.g., pyrido-indoles, etc.)
86  DF  .~.~.~.~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the tricyclo ring system
87  DF  .~.~.~.~.~.~.~.~.~ Nitrogen attached directly or indirectly to the tricyclo ring system by nonionic bonding
88  DF  .~.~.~.~.~.~.~ Phenanthrolines (including hydrogenated)
89  DF  .~.~.~.~.~.~ Ring oxygen in the tricyclo ring system
90  DF  .~.~.~.~.~.~.~ Plural ring oxygens in the tricyclo ring system
91  DF  .~.~.~.~.~.~.~ Tropane and oxirane in the tricyclo ring system
92  DF  .~.~.~.~.~.~.~ Plural chalcogens bonded directly to ring carbons of the tricyclo ring system
93  DF  .~.~.~.~.~ One of the cyclos has at least seven members
94  DF  .~.~.~.~.~ Ring nitrogen is shared by two of the cyclos
95  DF  .~.~.~.~.~.~ Benzo(a)quinolizines (including hydrogenated)
96  DF  .~.~.~.~.~.~.~ Additional polycyclo ring system having ring nitrogen (e.g., emetine, etc.)
97  DF  .~.~.~.~.~ Two of the cyclos share at least three ring carbons (e.g., benzomorphans, etc.)
98  DF  .~.~.~.~.~ Ring carbon is shared by each of the three cyclos (e.g., 1,8 naphthalimides, etc.)
99  DF  .~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached directly or indirectly to the tricyclo ring system by nonionic bonding
100  DF  .~.~.~.~.~.~.~ The nitrogen is bonded directly to a carbocyclic ring of the tricyclo ring system
101  DF  .~.~.~.~.~ Each of the three cyclos is six-membered (e.g., benzoquinolines, etc.)
102  DF  .~.~.~.~.~.~ Acridines (including hydrogenated)
103  DF  .~.~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring
104  DF  .~.~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached directly or indirectly to the acridine ring system by nonionic bonding
105  DF  .~.~.~.~.~.~.~.~ The nitrogen is bonded directly to ring carbon of the six-membered hetero ring
106  DF  .~.~.~.~.~.~.~.~.~ The nitrogen is part of a substituent which contains additional nonionically bonded nitrogen
107  DF  .~.~.~.~.~.~.~.~ Plural nitrogens, other than as nitro or nitroso, attached directly to the carbocyclic rings of the acridine ring system (e.g., 3,6-diaminoacridines, etc.)
108  DF  .~.~.~.~.~.~ Phenanthridines (including hydrogenated)
109  DF  .~.~.~.~.~.~.~ Unsaturated ring bonded directly to ring carbon of the six-membered hetero ring
110  DF  .~.~.~.~.~.~ Chalcogen or -C(=X)-, wherein X is chalcogen, attached directly to the six membered hetero ring by nonionic bonding
111  DF  .~.~.~.~.~ The tricyclo ring system consists of a five-membered carbocyclic ring ortho fused to both a six-membered carbocyclic ring and the six-membered hetero ring (e.g., indenopyridines, etc.)
112  DF  .~.~.~.~ Bicyclo ring system having the six-membered hetero ring as one of the cyclos
113  DF  .~.~.~.~.~ Plural ring hetero atoms in the bicyclo ring system
114  DF  .~.~.~.~.~.~ Ring sulfur in the bicyclo ring system
115  DF  .~.~.~.~.~.~ Ring oxygen in the bicyclo ring system
116  DF  .~.~.~.~.~.~.~ Acyclic chalcogen bonded directly to ring carbon of the bicyclo ring system
117  DF  .~.~.~.~.~.~ At least four ring nitrogens in the bicyclo ring system
118  DF  .~.~.~.~.~.~ Three ring nitrogens in the bicyclo ring system
119  DF  .~.~.~.~.~.~.~ Two of the ring nitrogens are bonded directly to each other
120  DF  .~.~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the bicyclo ring system
121  DF  .~.~.~.~.~.~ Ring nitrogen is shared by the two cyclos
122  DF  .~.~.~.~.~.~ The other cyclo in the bicyclo ring system is also six-membered (e.g., naphthyridines, etc.)
123  DF  .~.~.~.~.~.~.~ Chalcogen and -C(=X)-, wherein X is chalcogen, bonded directly to ring carbons of the bicyclo ring system (e.g., 4-oxo-naphthyridine -3-carboxylic acid, etc.)
124  DF  .~.~.~.~.~ Tropanes (including nor and dehydro forms)
125  DF  .~.~.~.~.~.~ Additional hetero ring containing
126  DF  .~.~.~.~.~.~.~ Additional polycyclo ring system having the additional hetero ring as one of the cyclos
127  DF  .~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the tropane ring system
128  DF  .~.~.~.~.~.~.~ Polycyclo-carbocyclic ring system
129  DF  .~.~.~.~.~.~.~ Additional chalcogen attached directly or indirectly to the tropane ring system by nonionic bonding
130  DF  .~.~.~.~.~.~.~.~ Three or more oxygens attached directly or indirectly to the tropane ring system by nonionic bonding
131  DF  .~.~.~.~.~.~.~.~.~ Hydroxy containing or containing oxy bonded directly to a Group IA or Group IIA light metal (i.e., -OH or -OM containing)
132  DF  .~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the tropane ring system
133  DF  .~.~.~.~.~ Quinuclidines (including unsaturated)
134  DF  .~.~.~.~.~.~ Quinoline containing (including hydrogenated)
135  DF  .~.~.~.~.~.~.~ Additional hetero ring containing
136  DF  .~.~.~.~.~.~.~ Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding
137  DF  .~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the quinuclidine ring system
138  DF  .~.~.~.~.~ Quinolizines (including hydrogenated)
139  DF  .~.~.~.~.~ Isoquinolines (including hydrogenated)
140  DF  .~.~.~.~.~.~ Plural isoquinoline ring systems attached directly or indirectly to each other by nonionic bonding
141  DF  .~.~.~.~.~.~ Chalcogen attached directly to the six-membered hetero ring by nonionic bonding
142  DF  .~.~.~.~.~.~.~ Plural chalcogens attached directly to the six-membered hetero ring by nonionic bonding
143  DF  .~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached directly to the isoquinoline ring system by nonionic bonding
144  DF  .~.~.~.~.~.~ Unsaturated ring attached directly to the six-membered hetero ring by nonionic bonding
145  DF  .~.~.~.~.~.~ Acyclic nitrogen double or triple bonded to carbon which is attached directly or indirectly to the isoquinoline ring system by nonionic bonding
146  DF  .~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the isoquinoline ring system by nonionic bonding
147  DF  .~.~.~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
148  DF  .~.~.~.~.~.~ Unsaturated hetero ring attached indirectly to the isoquinoline ring system by nonionic bonding
149  DF  .~.~.~.~.~.~ Unsaturated carbocyclic ring attached indirectly to the six-membered hetero ring through an acyclic hydrocarbon chain
150  DF  .~.~.~.~.~.~ Single bond between 3,4-positions
151  DF  .~.~.~.~.~.~ N-alkyl or N-alkenyl isoquinoliniums which are otherwise unsubstituted or alkyl or alkenyl substituted only
152  DF  .~.~.~.~.~ Quinolines (including hydrogenated)
153  DF  .~.~.~.~.~.~ Chalcogen attached directly to the six-membered hetero ring by nonionic bonding
154  DF  .~.~.~.~.~.~.~ Polycyclo-carbocyclic ring system bonded directly to the six-membered hetero ring (e.g., quinophthalones, etc.)
155  DF  .~.~.~.~.~.~.~ Plural chalcogens attached directly to the six-membered hetero ring by nonionic bonding
156  DF  .~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
157  DF  .~.~.~.~.~.~.~ Chalcogen attached directly at 2-position by nonionic bonding
158  DF  .~.~.~.~.~.~.~.~ Single bond between 3,4-positions
159  DF  .~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached directly to the six membered hetero ring by nonionic bonding
160  DF  .~.~.~.~.~.~.~ Unsaturated carbocyclic ring bonded directly to the nitrogen
161  DF  .~.~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the carbocyclic ring
162  DF  .~.~.~.~.~.~.~ Nitrogen attached indirectly to the six-membered hetero ring through the directly attached nitrogen by nonionic bonding
163  DF  .~.~.~.~.~.~.~.~ Both nitrogens bonded directly to the same acyclic hydrocarbon group
164  DF  .~.~.~.~.~.~ Fully saturated quinolines
165  DF  .~.~.~.~.~.~ Single bond between 1,2-positions and single bond between 3,4-positions
166  DF  .~.~.~.~.~.~.~ The six-membered hetero ring is unsubstituted or alkyl substituted only
167  DF  .~.~.~.~.~.~ Unsaturated hetero ring attached directly to the quinoline ring system by nonionic bonding
168  DF  .~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the quinoline ring system
169  DF  .~.~.~.~.~.~.~ Acyclic nitrogen bonded directly to the -C(=X)- group
170  DF  .~.~.~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
171  DF  .~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
172  DF  .~.~.~.~.~.~ Acyclic sulfur bonded directly to oxygen and directly or indirectly to the quinoline ring system by nonionic bonding
173  DF  .~.~.~.~.~.~ Unsaturated carbocyclic ring attached directly to the quinoline ring system by nonionic bonding (e.g., quinophthalones, etc.)
174  DF  .~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, attached indirectly to the quinoline ring system by nonionic bonding
175  DF  .~.~.~.~.~.~.~ Nitrogen bonded directly to the -C(=X)- group
176  DF  .~.~.~.~.~.~ Nitrogen, other than as nitro or nitroso, attached indirectly to the quinoline ring system by nonionic bonding
177  DF  .~.~.~.~.~.~.~ Chalcogen attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
178  DF  .~.~.~.~.~.~ Chalcogen attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
179  DF  .~.~.~.~.~.~.~ The chalcogen is in an -OH, -SH, -OM or -SM group (M is Group IA or Group IIA light metal)
180  DF  .~.~.~.~.~.~ Halogen or nitro attached directly or indirectly to the quinoline ring system by nonionic bonding
181  DF  .~.~.~.~.~.~ Quinolines which are unsubstituted or which are alkyl or alkenyl substituted only, or salt thereof
182  DF  .~.~.~.~.~.~.~ Addition salts
183  DF  .~.~.~.~.~ Chalcogen bonded directly to ring carbon of the bicyclo ring system
184  DF  .~.~.~ Piperidines
185  DF  .~.~.~.~ Process of forming a piperidine ring from a pyridine ring or from a partially hydrogenated pyridine ring
186  DF  .~.~.~.~ Plural piperidine rings
187  DF  .~.~.~.~.~ Additional hetero ring containing
188  DF  .~.~.~.~.~ Chalcogen attached directly to a ring carbon of a piperidine ring by nonionic bonding
189  DF  .~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to a piperidine ring
190  DF  .~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, attached indirectly to a piperdine ring by nonionic bonding
191  DF  .~.~.~.~.~ Carbocyclic ring containing
192  DF  .~.~.~.~ Additional ring containing
193  DF  .~.~.~.~.~ Pyridine ring or partially hydrogenated pyridine ring
194  DF  .~.~.~.~.~.~ Carbocyclic ring containing
195  DF  .~.~.~.~.~ The additional ring is one of the cyclos in a polycyclo ring system
196  DF  .~.~.~.~.~.~ Hetero ring in the polycyclo ring system
197  DF  .~.~.~.~.~.~.~ Plural ring hetero atoms in the polycyclo ring system
198  DF  .~.~.~.~.~.~.~.~ Ring nitrogen in the polycyclo ring system
199  DF  .~.~.~.~.~.~.~.~.~ Plural ring nitrogens in the polycyclo ring system
200  DF  .~.~.~.~.~.~.~ Ring nitrogen in the polycyclo ring system
201  DF  .~.~.~.~.~.~.~.~ Bicyclo ring system which is indole (including hydrogenated)
202  DF  .~.~.~.~.~.~.~ Ring sulfur in the polycyclo ring system
203  DF  .~.~.~.~.~.~ The polycyclo ring system is tricyclo-carbocyclic
204  DF  .~.~.~.~.~.~.~ Chalcogen bonded directly to the tricyclo-carbocyclic ring system
205  DF  .~.~.~.~.~.~ The polycyclo ring system is bicyclo-carbocyclic
206  DF  .~.~.~.~.~.~.~ Chalcogen bonded directly to the bicyclo-carbocyclic ring system
207  DF  .~.~.~.~.~ The additional ring is a hetero ring
208  DF  .~.~.~.~.~.~ Ring nitrogen in the additional hetero ring
209  DF  .~.~.~.~.~.~.~ Ring sulfur or ring oxygen in the additional hetero ring
210  DF  .~.~.~.~.~.~.~ Plural ring nitrogens in the additional hetero ring
211  DF  .~.~.~.~.~.~.~.~ 1,2-diazole (including hydrogenated)
212  DF  .~.~.~.~.~.~ The additional hetero ring consists of one sulfur and four carbons
213  DF  .~.~.~.~.~.~.~ Carbocyclic ring containing
214  DF  .~.~.~.~.~.~ The additional hetero ring consists of one oxygen and four carbons
215  DF  .~.~.~.~.~ Cyano bonded directly to the piperidine ring
216  DF  .~.~.~.~.~ Chalcogen bonded directly to ring carbon of the piperidine ring
217  DF  .~.~.~.~.~.~ Chalcogen and a carbocyclic ring bonded directly at 4-position
218  DF  .~.~.~.~.~.~.~ The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
219  DF  .~.~.~.~.~.~ Plural chalcogens bonded directly to ring carbons of the piperidine ring
220  DF  .~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the piperidine ring by nonionic bonding
221  DF  .~.~.~.~.~.~ Having -C(=X)-, wherein X is chalogen, attached directly or indirectly to the piperidine ring by nonionic bonding
222  DF  .~.~.~.~.~.~.~ The -C(=X)- group and the piperidine ring are bonded directly to the same chalcogen
223  DF  .~.~.~.~.~ Nitrogen attached directly to the piperidine ring by nonionic bonding
224  DF  .~.~.~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
225  DF  .~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring
226  DF  .~.~.~.~.~.~ At 1-position
227  DF  .~.~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
228  DF  .~.~.~.~.~.~.~ Carbocyclic ring bonded directly at 4-position
229  DF  .~.~.~.~.~ Nitrogen attached indirectly to the piperidine ring by nonionic bonding
230  DF  .~.~.~.~.~.~ Cyano attached indirectly to the piperidine ring by nonionic bonding
231  DF  .~.~.~.~.~.~ Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
232  DF  .~.~.~.~.~.~ Chalcogen attached indirectly to the piperidine ring by nonionic bonding
233  DF  .~.~.~.~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
234  DF  .~.~.~.~.~.~.~.~ Plural carbocyclic rings containing
235  DF  .~.~.~.~.~.~.~ The chalcogen, X, is in a -C(=X)- group
236  DF  .~.~.~.~.~ Chalcogen attached indirectly to the piperidine ring by nonionic bonding
237  DF  .~.~.~.~.~.~ The chalcogen, X, is in a -C(=X)- group
238  DF  .~.~.~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
239  DF  .~.~.~.~.~.~.~.~ Plural carbocyclic rings containing
240  DF  .~.~.~.~.~.~ The chalcogen is in an -OH or -OM group (M is Group IA or Group IIA light metal)
241  DF  .~.~.~.~.~.~.~ The -OH or -OM is bonded to an acyclic carbon, which carbon is bonded directly to two rings
242  DF  .~.~.~.~ Chalcogen bonded directly to ring carbon of the piperidine ring
243  DF  .~.~.~.~.~ At 2-position
244  DF  .~.~.~.~ Nitrogen attached directly to the piperidine ring by nonionic bonding
245  DF  .~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring
246  DF  .~.~.~.~ Nitrogen attached indirectly to the piperidine ring by nonionic bonding
247  DF  .~.~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
248  DF  .~.~.~.~ Chalcogen attached indirectly to the piperidine ring by nonionic bonding
249  DF  .~.~.~ Process of forming partially hydrogenated pyridine ring
250  DF  .~.~.~ Process of forming pyridine ring
251  DF  .~.~.~.~ The pyridine ring is unsubstituted or hydrocarbyl substituted only
252  DF  .~.~.~.~.~ Starting materials include a nitrogen containing hetero ring (e.g., starting materials include a piperidine ring, etc.)
253  DF  .~.~.~.~.~ Starting materials include a hydrocarbon
254  DF  .~.~.~.~.~ Starting materials include an acyclic hydrocarbyl ether or an acyclic hydrocarbyl alcohol
255  DF  .~.~.~ Plural pyridine or partially hydrogenated pyridine rings
256  DF  .~.~.~.~ Additional hetero ring containing
257  DF  .~.~.~.~ Pyridine or partially hydrogenated pyridine rings are bonded directly to each other
258  DF  .~.~.~.~.~ Halogen containing or process utilizing halogen or halogen containing compound
259  DF  .~.~.~.~.~.~ Metal containing catalyst utilized
260  DF  .~.~.~.~.~ Metal containing catalyst utilized
261  DF  .~.~.~.~ Chalcogen bonded directly to ring carbon of pyridine or partially hydrogenated pyridine ring
262  DF  .~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to pyridine or partially hydrogenated pyridine ring
263  DF  .~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
264  DF  .~.~.~.~ Acyclic nitrogen attached directly or indirectly to pyridine or partially hydrogenated pyridine ring by nonionic bonding
265  DF  .~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the acyclic nitrogen
266  DF  .~.~.~.~ Chalcogen attached indirectly to pyridine or partially hydrogenated pyridine ring by nonionic bonding
267  DF  .~.~.~.~.~ The chalcogen, X, is in a -C(=X)- group
268.1  DF  .~.~.~ Additional hetero ring containing
268.4  DF  .~.~.~.~ The additional hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen
268.7  DF  .~.~.~.~.~ Thiadiazoles (including hydrogenated)
269.1  DF  .~.~.~.~.~ Oxadiazoles (including hydrogenated)
269.4  DF  .~.~.~.~.~.~ Oxadiazole ring bonded directly to the six-membered hetero ring
269.7  DF  .~.~.~.~.~ 1,3-thiazoles (including hydrogenated)
270.1  DF  .~.~.~.~.~.~ Polycyclo ring system having the 1,3-thiazole ring as one of the cyclos
270.4  DF  .~.~.~.~.~.~ 1,3-thiazole ring bonded directly to the six-membered hetero ring
270.7  DF  .~.~.~.~.~.~ Nitrogen attached directly to the 1,3-thiazole ring by nonionic bonding
271.1  DF  .~.~.~.~.~ 1,2-thiazoles (including hydrogenated)
271.4  DF  .~.~.~.~.~ 1,3-oxazoles (including hydrogenated)
271.7  DF  .~.~.~.~.~.~ Polycyclo ring system having the 1,3-oxazole ring as one of the cyclos
272.1  DF  .~.~.~.~.~ 1,2-oxazoles (including hydrogenated)
272.4  DF  .~.~.~.~.~ 1,2,4-triazoles (including hydrogenated)
272.7  DF  .~.~.~.~.~ 1,3-diazoles (including hydrogenated)
273.1  DF  .~.~.~.~.~.~ Polycyclo ring system having the 1,3-diazole ring as one of the cyclos
273.4  DF  .~.~.~.~.~.~.~ Bicyclo ring system which is benzimidazole (including hydrogenated)
273.7  DF  .~.~.~.~.~.~.~.~ Chalcogen bonded directly to a ring carbon of the 1,3-diazole ring
274.1  DF  .~.~.~.~.~.~ The 1,3-diazole ring is bonded directly to the six-membered hetero ring
274.4  DF  .~.~.~.~.~.~ Chalcogen attached directly to the 1,3-diazole ring by nonionic bonding
274.7  DF  .~.~.~.~.~.~ Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the 1,3-diazole diazole ring by nonionic bonding
275.1  DF  .~.~.~.~.~.~ Chalcogen attached indirectly to the 1,3-diazole ring by acyclic nonionic bonding
275.4  DF  .~.~.~.~.~ 1,2-diazoles (including hydrogenated)
275.7  DF  .~.~.~.~.~.~ Polycyclo ring system having the 1,2-diazole ring as one of the cyclos
276.1  DF  .~.~.~.~.~.~ Chalcogen attached directly to the 1,2-diazole ring by nonionic bonding
276.4  DF  .~.~.~.~ The additional hetero ring is five-membered consisting of one nitrogen and four carbons
276.7  DF  .~.~.~.~.~ Polycyclo ring system having the five-membered hetero ring as one of the cyclos
277.1  DF  .~.~.~.~.~.~ Bicyclo ring system which is isoindole (including hydrogenated)
277.4  DF  .~.~.~.~.~.~ Bicyclo ring system which is indole (including hydrogenated)
277.7  DF  .~.~.~.~.~.~.~ Chalcogen attached directly to the five-membered hetero ring by nonionic bonding
278.1  DF  .~.~.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the five- membered hetero ring
278.4  DF  .~.~.~.~.~ Chalcogen attached directly to the five-membered hetero ring by nonionic bonding
278.7  DF  .~.~.~.~.~.~ Plural chalcogens attached directly to the five-membered hetero ring by nonionic bonding
279.1  DF  .~.~.~.~.~ Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the five- membered ring by nonionic bonding
279.4  DF  .~.~.~.~.~ Nicotine, per se, or its salts
279.7  DF  .~.~.~.~ Ring sulfur in the additional hetero ring
280.1  DF  .~.~.~.~.~ The additional hetero ring is six-membered
280.4  DF  .~.~.~.~.~ The additional hetero ring is five-membered
280.7  DF  .~.~.~.~.~.~ Plural ring sulfurs in the additional hetero ring
281.1  DF  .~.~.~.~.~.~ Polycyclo ring system having the additional hetero ring as one of the cyclos
281.4  DF  .~.~.~.~.~.~ Nitrigen attached directly to the six-membered hetero ring or to the additional hetero ring by nonionic bonding
281.7  DF  .~.~.~.~ Ring oxygen in the additional hetero ring
282.1  DF  .~.~.~.~.~ The additional hetero ring is six-membered
282.4  DF  .~.~.~.~.~.~ Plural ring oxygens in the additional hetero ring
282.7  DF  .~.~.~.~.~.~ Polycyclo ring system having the additional hetero ring as one of the cyclos
283.1  DF  .~.~.~.~.~.~.~ Chalcogen attached directly to the additional hetero ring by nonionic bonding
283.4  DF  .~.~.~.~.~ The additional hetero ring is five-membered
283.7  DF  .~.~.~.~.~.~ Plural ring oxygens in the additional hetero ring
284.1  DF  .~.~.~.~.~.~ Polycyclo ring system having the additional hetero ring as one of the cyclos
284.4  DF  .~.~.~.~.~.~ Chalcogen attached directly to the additional hetero ring by nonionic bonding
284.7  DF  .~.~.~.~.~.~ Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the additional hetero ring by nonionic bonding
285  DF  .~.~.~ Polycyclo-carbocyclic ring system having at least three cyclos
286  DF  .~.~.~ Cyano bonded directly to the six-membered hetero ring
287  DF  .~.~.~.~ Additional cyano containing
288  DF  .~.~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring
289  DF  .~.~.~.~ Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
290  DF  .~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring
291  DF  .~.~.~.~ Chalcogen and acyclic nitrogen bonded directly to the same carbon
292  DF  .~.~.~.~.~ The chalcogen or the acyclic nitrogen is bonded directly to the six membered hetero ring
293  DF  .~.~.~.~ Sulfur bonded directly to acyclic nitrogen
294  DF  .~.~.~.~ Chalcogen bonded directly to chalcogen
295  DF  .~.~.~.~.~ Halogen bonded directly to the six-membered hetero ring by nonionic bonding
296  DF  .~.~.~.~ Plural chalcogens bonded directly to ring carbons of the six-membered hetero ring
297  DF  .~.~.~.~ Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
298  DF  .~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
299  DF  .~.~.~.~.~ Plural -C(=X)- groups, wherein X is chalcogen, bonded directly to the six membered hetero ring
300  DF  .~.~.~.~ Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
301  DF  .~.~.~.~ Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
302  DF  .~.~.~.~.~ Halogen attached directly or indirectly to the six-membered hetero ring by nonionic bonding
303  DF  .~.~.~.~ Halogen attached directly or indirectly to the six-membered hetero ring by nonionic bonding
304  DF  .~.~.~ Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
305  DF  .~.~.~.~ Sulfur and acyclic nitrogen bonded directly to the same carbon
306  DF  .~.~.~.~ Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
307  DF  .~.~.~.~ Plural nitrogens attached directly to the six-membered hetero ring by nonionic bonding
308  DF  .~.~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
309  DF  .~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
310  DF  .~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
311  DF  .~.~.~.~ The nitrogen bonded additionally only to hydrogen
312  DF  .~.~.~.~ Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
313  DF  .~.~.~ Thiocarbonyl bonded directly to the six-membered hetero ring
314  DF  .~.~.~ Carbonyl bonded directly to the six-membered hetero ring
315  DF  .~.~.~.~ At 3-position
316  DF  .~.~.~.~.~ Acyclic nitrogen bonded directly to the carbonyl
317  DF  .~.~.~.~.~.~ Processes of obtaining nicotinamide per se
318  DF  .~.~.~.~.~ The carbonyl is in a -COO- group
319  DF  .~.~.~.~.~.~ Processes of obtaining nicotinic acid per se or a derivative of nicotinic acid wherein the only substituents are -COO- groups, or salt thereof
320  DF  .~.~.~.~.~.~.~ By oxidation
321  DF  .~.~.~.~.~.~ Additional -COO- group bonded directly to the six-membered hetero ring
322  DF  .~.~.~.~.~.~ Carbocyclic ring containing
323  DF  .~.~.~.~ Acyclic nitrogen bonded directly to the carbonyl
324  DF  .~.~.~.~.~ Acyclic nitrogen single bonded directly to acyclic nitrogen
325  DF  .~.~.~.~.~.~ Carbon double bonded directly to one of the acyclic nitrogens
326  DF  .~.~.~.~ The carbonyl is in a -COO- group
327  DF  .~.~.~.~.~ Processes
328  DF  .~.~.~.~ Acyclic nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
329  DF  .~.~.~ Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
330  DF  .~.~.~.~ Cyano attached indirectly to the six-membered hetero ring by nonionic bonding
331  DF  .~.~.~.~ Sulfur and acyclic nitrogen bonded directly to the same carbon
332  DF  .~.~.~.~ Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
333  DF  .~.~.~.~ The six-membered hetero ring and another ring bonded directly to the same carbon
334  DF  .~.~.~.~ Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
335  DF  .~.~.~.~.~ The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
336  DF  .~.~.~.~.~ Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
337  DF  .~.~.~.~.~.~ Additional ring containing
338  DF  .~.~.~.~.~ Acyclic nitrogen bonded directly to chalcogen
339  DF  .~.~.~ Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding (e.g., sulfato betaines, etc.)
340  DF  .~.~.~.~ The chalcogen, X, is in a -C(=X)- group
341  DF  .~.~.~.~.~ The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same of diverse chalcogens
342  DF  .~.~.~.~.~.~ Additional ring containing
343  DF  .~.~.~.~ The six-membered hetero ring and another ring bonded directly to the same carbon
344  DF  .~.~.~.~ The chalcogen is in an -OH or -OM group (M is Group IA or Group IIA light metal)
345  DF  .~.~.~ Halogen attached directly to the six-membered hetero ring by nonionic bonding
346  DF  .~.~.~ Halogen attached indirectly to the six-membered hetero ring by nonionic bonding
347  DF  .~.~.~ The ring nitrogen of the six-membered hetero ring is pentavalent (e.g., quaternary pyridinium salts, etc.)
348  DF  .~.~.~ Unsubstituted or hydrocarbyl substituted only, or salt thereof
349  DF  .~.~.~.~ Alkylation or dealkylation process
350  DF  .~.~.~.~ Unsaturated hydrocarbyl side chain
351  DF  .~.~.~.~.~ Stabilized alkenyl pyridines
352  DF  .~.~.~.~.~ Process of forming the unsaturated hydrocarbyl side chain
353  DF  .~.~.~.~ Purification or recovery