US Patent Class 560
ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES




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Current as of: June, 1999
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  DF  CLASS NOTES
*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1)
1  DF  .~ Carboxylic acid esters
2  DF  .~.~ With preservative
3  DF  .~.~.~ Aromatic polycarboxylic acid esters
4  DF  .~.~.~ Acyclic unsaturated monocarboxylic acid esters
5  DF  .~.~ Hydrophenanthrene in acid moiety
6  DF  .~.~.~ Polycyclo ring system having the hydrophenanthrene and at least one additional ring as cyclos
7  DF  .~.~.~ 1,4a-Dimethylhydrophenanthrene-1- carboxylic acid
8  DF  .~.~ Aromatic acid moiety
9  DF  .~.~.~ Sulfur in acid moiety
10  DF  .~.~.~.~ Ortho fused rings in acid moiety
11  DF  .~.~.~.~ Sulfoxy in acid moiety
12  DF  .~.~.~.~.~ Nitrogen in acid moiety
13  DF  .~.~.~.~.~.~ Plural nitrogens in acid moiety
14  DF  .~.~.~.~.~ Sulfonic acids, salts or acid halides
15  DF  .~.~.~.~ Sulfur, not bonded directly to a ring, in same side chain as ester function
16  DF  .~.~.~.~.~ Nitrogen in acid moiety
17  DF  .~.~.~.~ Sulfur, bonded directly to a ring, in same side chain as ester function
18  DF  .~.~.~.~ Ester function attached directly to a ring
19  DF  .~.~.~ Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.)
20  DF  .~.~.~.~ Nitro bonded to carbon in acid moiety
21  DF  .~.~.~.~.~ Plural rings in acid moiety
22  DF  .~.~.~.~.~ Additional nitrogen in acid moiety
23  DF  .~.~.~.~.~ Oxy, aldehyde or ketone group in acid moiety
24  DF  .~.~.~.~ Carbamic acid
25  DF  .~.~.~.~.~ Polycarbamic
26  DF  .~.~.~.~.~.~ Polyoxy alcohol moiety
27  DF  .~.~.~.~.~ Plural rings in acid moiety
28  DF  .~.~.~.~.~.~ Ortho fused
29  DF  .~.~.~.~.~ Oxy in acid moiety
30  DF  .~.~.~.~.~ Halogen in acid moiety
31  DF  .~.~.~.~.~.~ Ring in alcohol moiety
32  DF  .~.~.~.~.~ Ring in alcohol moiety
33  DF  .~.~.~.~.~ Sulfur, nitrogen, halogen or additional oxy in alcohol moiety
34  DF  .~.~.~.~ Ureido, guanido or hydrazino in acid moiety
35  DF  .~.~.~.~ Amidine, azomethine, ketimine or oxime in acid moiety
36  DF  .~.~.~.~ Plural rings bonded directly to the same cyclic carbon in acid moiety
37  DF  .~.~.~.~ The nitrogen is not bonded directly to a ring
38  DF  .~.~.~.~.~ The nitrogen is in same side chain as ester function
39  DF  .~.~.~.~.~.~ Oxy in acid moiety
40  DF  .~.~.~.~.~.~.~ Phenylalanines
41  DF  .~.~.~.~.~.~ Amide in acid moiety
42  DF  .~.~.~.~.~ Oxy in acid moiety
43  DF  .~.~.~.~ The nitrogen is bonded directly to a ring and is in same side chain as ester function
44  DF  .~.~.~.~.~ Polycarboxylic acid
45  DF  .~.~.~.~ Oxy in acid moiety
46  DF  .~.~.~.~.~ Benzoic acid substituted on ring with oxy and nitrogen
47  DF  .~.~.~.~ Halogen in acid moiety
48  DF  .~.~.~.~ Plural rings in acid moiety with nitrogen bonded directly to at least one of the rings
49  DF  .~.~.~.~ Nitrogen in alcohol moiety
50  DF  .~.~.~.~ Polyoxy alcohol moiety
51  DF  .~.~.~ Aldehyde or ketone group in acid moiety
52  DF  .~.~.~.~ Plural rings bonded directly to the same carbonyl in acid moiety
53  DF  .~.~.~.~ Oxy in acid moiety
54  DF  .~.~.~.~ Polycarboxylic acid
55  DF  .~.~.~ Oxy in acid moiety
56  DF  .~.~.~.~ Ortho fused rings in acid moiety
57  DF  .~.~.~.~ Plural rings bonded directly to the same acyclic carbon in acid moiety
58  DF  .~.~.~.~.~ Nitrogen in alcohol moiety
59  DF  .~.~.~.~ Rings bonded directly to each other in acid moiety
60  DF  .~.~.~.~ Oxy, not bonded directly to a ring, in same side chain as ester function
61  DF  .~.~.~.~ Oxy, bonded directly to a ring, in same side chain as ester function
62  DF  .~.~.~.~.~ Halogen in acid moiety
63  DF  .~.~.~.~.~.~ Polyoxy alcohol moiety
64  DF  .~.~.~.~ Ester function attached directly to a ring
65  DF  .~.~.~.~.~ Halogen in acid moiety
66  DF  .~.~.~.~.~ Acylated
67  DF  .~.~.~.~.~ Phenolic hydroxy or metallate
68  DF  .~.~.~.~.~.~ Tannins and reaction products thereof
69  DF  .~.~.~.~.~.~.~ Extraction from bark or vegetable material
70  DF  .~.~.~.~.~.~ Polyphenolic hydroxy or metallate
71  DF  .~.~.~.~.~.~ Salicylic acid
72  DF  .~.~.~.~.~.~ Ring in alcohol moiety
73  DF  .~.~.~.~.~ Ring in alcohol moiety
74  DF  .~.~.~.~.~ Nitrogen in alcohol moiety
75  DF  .~.~.~.~ Phenolic hydroxy or metallate
76  DF  .~.~.~ Polycarboxylic acid
77  DF  .~.~.~.~ Producing carboxyl group by oxidation
78  DF  .~.~.~.~ Purification or recovery
79  DF  .~.~.~.~.~ Of ester of polyoxy alcohols
80  DF  .~.~.~.~ Ortho fused rings in acid moiety
81  DF  .~.~.~.~ Esterified carboxy not bonded directly to a ring
82  DF  .~.~.~.~.~ Malonates
83  DF  .~.~.~.~ Halogen in acid moiety
84  DF  .~.~.~.~ Ring in alcohol moiety
85  DF  .~.~.~.~.~ Aromatic alcohol moiety
86  DF  .~.~.~.~.~.~ Esterified phenolic hydroxy
87  DF  .~.~.~.~ Sulfur or halogen in alcohol moiety
88  DF  .~.~.~.~ Nitrogen in alcohol moiety
89  DF  .~.~.~.~ Polyoxy alcohol moiety
90  DF  .~.~.~.~.~ Additional esterifying acid
91  DF  .~.~.~.~.~ Polyoxyalkylene alcohol moiety
92  DF  .~.~.~.~.~ Preparing esters by ester interchange
93  DF  .~.~.~.~.~ Preparing esters from alkylene oxides
94  DF  .~.~.~.~.~ Preparing esters from acid or from nitrile and diol
95  DF  .~.~.~.~ Unsaturation in alcohol moiety
96  DF  .~.~.~.~ Processes
97  DF  .~.~.~.~.~ Carbonylation
98  DF  .~.~.~.~.~ Esterification of acid, salt, acid halide or anhydride with alcohol
99  DF  .~.~.~.~.~.~ Metal containing catalyst utilized
100  DF  .~.~.~ Naphthyl in acid moiety
101  DF  .~.~.~ Plural rings bonded directly to the same carbon in acid moiety
102  DF  .~.~.~ Rings bonded directly to each other in acid moiety
103  DF  .~.~.~ Monocyclic acid moiety
104  DF  .~.~.~.~ Additional unsaturation in acid moiety
105  DF  .~.~.~.~ Carboxyl, not bonded directly to a ring, in acid moiety
106  DF  .~.~.~.~ Ring in alcohol moiety
107  DF  .~.~.~.~.~ Plural rings in alcohol moiety
108  DF  .~.~.~.~.~.~ Esterified phenolic hydroxy
109  DF  .~.~.~.~.~ Esterified phenolic hydroxy
110  DF  .~.~.~.~ Nitrogen in alcohol moiety
111  DF  .~.~.~.~ Halogen in alcohol moiety
112  DF  .~.~.~.~ Polyoxy alcohol moiety
113  DF  .~.~.~.~ Unsaturation in alcohol moiety
114  DF  .~.~ Preparing alicyclic acid esters by carbonylation
115  DF  .~.~ Alicyclic carbamates
116  DF  .~.~ Plural alicyclic rings in acid moiety
117  DF  .~.~.~ Tricyclo ring system in acid moiety
118  DF  .~.~.~ Two rings only in acid moiety
119  DF  .~.~.~.~ Ortho fused
120  DF  .~.~.~.~ 2,2,1-bicyclo
121  DF  .~.~ Cyclopentyl in acid moiety (e.g., prostaglandins, etc.)
122  DF  .~.~.~ Cyclopentyl-COOR, -C-COOR or -C-C-COOR
123  DF  .~.~ Cyclobutyl in acid moiety
124  DF  .~.~ Cyclopropyl in acid moiety
125  DF  .~.~ Alicyclic acid moiety containing N, S, P, B or halogen
126  DF  .~.~ Alicyclic acid moiety containing oxy, aldehyde or ketone group
127  DF  .~.~ Alicyclic polycarboxylic acid moiety
128  DF  .~.~ Alicyclic acid moiety containing unsaturation
129  DF  .~.~ Acyclic acid moiety
130  DF  .~.~.~ Esterified phenolic hydroxy
131  DF  .~.~.~.~ Preparing esters by oxidation
132  DF  .~.~.~.~ Carbamic acid
133  DF  .~.~.~.~.~ Plural rings in phenolic moiety
134  DF  .~.~.~.~.~.~ Ortho fused
135  DF  .~.~.~.~.~ Sulfur in phenolic moiety
136  DF  .~.~.~.~.~ Nitrogen in phenolic moiety
137  DF  .~.~.~.~.~ Sulfur, halogen or additional nitrogen or oxygen in carbamic acid moiety
138  DF  .~.~.~.~ Plural rings in phenolic moiety
139  DF  .~.~.~.~.~ Ortho fused
140  DF  .~.~.~.~.~ Plural rings bonded directly to the same carbon in phenolic moiety
141  DF  .~.~.~.~.~ Rings bonded directly to each other in phenolic moiety
142  DF  .~.~.~.~ Nitrogen or sulfur in phenolic moiety
143  DF  .~.~.~.~ Salicylic acid or functional derivative
144  DF  .~.~.~.~ Polyoxy phenolic moiety
145  DF  .~.~.~.~ Sulfur, nitrogen, halogen, oxy, or aldehyde or ketone group in acid moiety
146  DF  .~.~.~.~ Polycarboxylic acid
147  DF  .~.~.~ Sulfur in acid moiety
148  DF  .~.~.~.~ Carbamic acid
149  DF  .~.~.~.~ Sulfoxy in acid moiety
150  DF  .~.~.~.~.~ Sulfonyl or sulfinyl in acid moiety
151  DF  .~.~.~.~.~ Polycarboxylic acid
152  DF  .~.~.~.~ Thio ether in acid moiety
153  DF  .~.~.~.~.~ Nitrogen or halogen in acid moiety
154  DF  .~.~.~.~.~ Polycarboxylic acid
155  DF  .~.~.~ Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.)
156  DF  .~.~.~.~ Nitro bonded to carbon in acid moiety
157  DF  .~.~.~.~ Carbamic acid
158  DF  .~.~.~.~.~ Polycarbamic
159  DF  .~.~.~.~.~ Additional nitrogen in acid moiety
160  DF  .~.~.~.~.~ Oxy in acid moiety
161  DF  .~.~.~.~.~ Halogen in acid moiety
162  DF  .~.~.~.~.~ Cyclic alcohol moiety
163  DF  .~.~.~.~.~.~ Aromatic alcohol moiety
164  DF  .~.~.~.~.~.~.~ Polyoxy alcohol moiety
165  DF  .~.~.~.~.~ Sulfur or nitrogen in alcohol moiety
166  DF  .~.~.~.~.~ Polyoxy alcohol moiety
167  DF  .~.~.~.~.~ Halogen in alcohol moiety
168  DF  .~.~.~.~ Amidine, azomethine, ketimine or oxime in acid moiety
169  DF  .~.~.~.~ Additional nitrogen in acid moiety
170  DF  .~.~.~.~ Oxy, aldehyde or ketone group in acid moiety
171  DF  .~.~.~.~ Polycarboxylic acid
172  DF  .~.~.~.~ Halogen or unsaturation in acid moiety
173  DF  .~.~.~.~ Cyclic alcohol moiety
174  DF  .~.~.~ Aldehyde or ketone group in acid moiety
175  DF  .~.~.~.~ Preparing esters by carbonylation
176  DF  .~.~.~.~ Polycarboxylic acid
177  DF  .~.~.~.~ Aldehyde group in acid moiety
178  DF  .~.~.~.~ Acetoacetic acid
179  DF  .~.~.~ Oxy in acid moiety
180  DF  .~.~.~.~ Polycarboxylic acid
181  DF  .~.~.~.~.~ Unsaturation in acid moiety
182  DF  .~.~.~.~.~ Polyoxy alcohol moiety
183  DF  .~.~.~.~ Unsaturation in acid moiety
184  DF  .~.~.~.~ Halogen in acid moiety
185  DF  .~.~.~.~ Acylated oxy in acid moiety
186  DF  .~.~.~.~ Polyoxy acid moiety
187  DF  .~.~.~.~ Alkoxy in acid moiety
188  DF  .~.~.~.~ Cyclic alcohol moiety
189  DF  .~.~.~.~ Polyoxy alcohol moiety
190  DF  .~.~.~ Polycarboxylic acid
191  DF  .~.~.~.~ Purification or recovery
192  DF  .~.~.~.~ Halogen in acid moiety
193  DF  .~.~.~.~ Cyclic alcohol moiety
194  DF  .~.~.~.~.~ Plural rings in alcohol moiety
195  DF  .~.~.~.~ Phosphorus or sulfur in alcohol moiety
196  DF  .~.~.~.~ Nitrogen in alcohol moiety
197  DF  .~.~.~.~ Halogen in alcohol moiety
198  DF  .~.~.~.~ Polyoxy alcohol moiety
199  DF  .~.~.~.~.~ Additional monooxy alcohol or monocarboxylic acid (e.g., complex esters, etc.)
200  DF  .~.~.~.~.~ Preparing esters from alkylene oxides
201  DF  .~.~.~.~ Unsaturation in alcohol moiety
202  DD  .~.~.~.~ Preparing esters by oligomerization
203  DD  .~.~.~.~ Preparing esters by alkylation or isomerization
204  DD  .~.~.~.~ Preparing esters by esterification or carbonylation
205  DD  .~.~.~ Unsaturation in acid moiety
206  DD  .~.~.~.~ Preparing esters by carbonylation
207  DD  .~.~.~.~.~ Group VIII noble metal catalyst utilized
208  DD  .~.~.~.~ Formation of carboxyl group by oxidation
209  DD  .~.~.~.~ Preparing esters from alkylene oxides
210  DD  .~.~.~.~ Preparing esters from aldehydes
211  DD  .~.~.~.~ Formation of ethylenic unsaturation
212  DD  .~.~.~.~.~ By dehydration or dealcoholization
213  DD  .~.~.~.~.~ By dehalogenation or dehydrohalogenation
214  DD  .~.~.~.~.~ By dehydrogenation
215  DD  .~.~.~.~ Preparing esters from nitriles or amides
216  DD  .~.~.~.~ Preparing esters by depolymerization
217  DD  .~.~.~.~ Preparing esters by ester interchange
218  DD  .~.~.~.~ Purification or recovery
219  DD  .~.~.~.~ Halogen in acid moiety
220  DD  .~.~.~.~ Cyclic alcohol moiety
221  DD  .~.~.~.~.~ Aromatic alcohol moiety
222  DD  .~.~.~.~ Phosphorus, sulfur or nitrogen in alcohol moiety
223  DD  .~.~.~.~ Halogen in alcohol moiety
224  DD  .~.~.~.~ Polyoxy alcohol moiety
225  DD  .~.~.~.~ Unsaturation in alcohol moiety
226  DD  .~.~.~ Halogen in acid moiety
227  DD  .~.~.~.~ Fluorine in acid moiety
228  DD  .~.~.~.~ Cyclic alcohol moiety
229  DD  .~.~.~.~ Halogen in alcohol moiety
230  DD  .~.~.~.~ Polyoxy alcohol moiety
231  DD  .~.~.~ Unsubstituted acids of the acetic series
232  DD  .~.~.~.~ Preparing esters by carbonylation
233  DD  .~.~.~.~.~ Of olefins
234  DD  .~.~.~.~ Preparing esters by ester interchange
235  DD  .~.~.~.~.~ From alkyl sulfates
236  DD  .~.~.~.~ Preparing esters from halogenated hydrocarbons
237  DD  .~.~.~.~.~ From alkenyl halides
238  DD  .~.~.~.~ Preparing esters from aldehydes
239  DD  .~.~.~.~ Preparing esters by dehydrogenation of alcohols
240  DD  .~.~.~.~ Preparing esters from ethers
241  DD  .~.~.~.~ Preparing esters from hydrocarbons
241.1  DD  .~.~.~.~.~ By oxidation of hydrocarbon mixtures
242  DD  .~.~.~.~.~ From acetylenic hydrocarbons
243  DD  .~.~.~.~.~ From olefins utilizing Group VIII noble metal catalyst
244  DD  .~.~.~.~.~.~ From polyolefins
245  DD  .~.~.~.~.~.~ Gas phase
246  DD  .~.~.~.~.~ Preparing polyoxy alcohol esters from olefins
247  DD  .~.~.~.~.~ Preparing alkyl esters from olefins
248  DD  .~.~.~.~ Purification or recovery
249  DD  .~.~.~.~ Terpene alcohol moiety
250  DD  .~.~.~.~ Nitrogen in alcohol moiety other than as nitro, nitroso or isocyanate
251  DD  .~.~.~.~.~ Plural nitrogens in alcohol moiety
252  DD  .~.~.~.~.~ Polyoxy alcohol moiety
253  DD  .~.~.~.~.~ Acyclic alcohol moiety
254  DD  .~.~.~.~ Aromatic alcohol moiety
255  DF  .~.~.~.~.~ Plural rings in alcohol moiety
256  DF  .~.~.~.~ Polycyclo-alicyclic ring system in alcohol moiety
257  DF  .~.~.~.~.~ Nor- or homo- cyclopentanohydrophenanthrenes
258  DF  .~.~.~.~.~.~ Nor-A ring
259  DF  .~.~.~.~ 2,6,6-trialkyl cyclohexenyl in alcohol moiety
260  DF  .~.~.~.~.~ Vitamin A alcohol moiety
261  DF  .~.~.~.~ Acyclic alcohol moiety having unsaturation
262  DF  .~.~.~.~.~ Substituted
263  DF  .~.~.~.~ Acyclic polyoxy alcohol moiety
264  DF  .~.~.~.~.~ Substituted
265  DF  .~.~.~.~ Acyclic monohydric alcohol moiety
266  DF  .~.~.~.~.~ Substituted
300  DF  .~ Hypohalite or perhypohalite esters (i.e., compounds having the -O-halo group or the -O-O-halo group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
301  DF  .~ Cyanate esters (i.e., compounds having the -OCN group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
302  DF  .~ Compounds having the group -C(=X)-X-nX-, wherein the X's may be the same or diverse chalcogens, nX is a divalent chalcogen or a chain of divalent chalcogens single bonded to each other, and the terminal X is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (e.g., percarboxylate esters, etc.)
303  DF  .~ Sulfohydroxamate esters or chalcogen analogues thereof (i.e., compounds having the -S(=O)(=O)-NH-X- group, wherein X is chalcogen and substitution may be made for hydrogen only, and wherein the X is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
304  DF  .~ Peroxynitrate esters (i.e., compounds having the -O-O-N(=O)(=O) group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
305  DF  .~ Perborate esters or chalcogen analogues thereof (i.e., compounds having the -X-X- group, wherein the X's are the same or diverse chalcogens, bonded directly to boron and to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
306  DF  .~ Perhalate esters (i.e., compounds having the -O-halo(=O)(=O)(=O) group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
307  DF  .~ Esters having the -S(=O)(=O)-S- group, wherein the divalent sulfur is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (e.g., thiolsulfonate esters, etc.)
308  DF  .~.~ Oxygen bonded directly to the hexavalent sulfur of the -S(=O)(=O)-S- group (i.e., thiosulfate esters)
309  DF  .~.~.~ Nitrogen attached indirectly to the -S(=O)(=O)-S- group by acyclic nonionic bonding
310  DF  .~ Esters having the -S(=O)-S- group, wherein the divalent sulfur is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (e.g., thiolsulfinate esters, dithiosulfurous acid esters, etc.)
311  DF  .~ Perhydroxamate esters or chalcogen analogues thereof (i.e., compounds having the -C(=X)-NH-X-X- group, wherein the X's are the same or diverse chalcogens and substitution may be made for hydrogen only, and wherein the terminal X is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
312  DF  .~ Hydroxamate esters or chalcogen analogues thereof (i.e., compounds having the -C(=X)-NH-X- group, wherein the X's may be the same or diverse chalcogens and substitution may be made for hydrogen only, and wherein the single bonded X is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
313  DF  .~.~ Nitrogen bonded directly to the carbon of the -C(=X)-NH-X- group
314  DF  .~.~.~ The single bonded X is sulfur, or the substituent nitrogen is bonded directly to acyclic or alicyclic carbon
315  DF  .~.~ Carbocyclic ring bonded directly to the carbon of the -C(=X)-NH-X- group
316  DF  .~ Hyponitrite esters (i.e., compounds having the -O-N=N-O- group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
317  DF  .~ Esters having the -N=S=O group bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (i.e., sulfinylamines)
318  DF  .~ Persulfonate esters (i.e., compounds having the -S(=O)(=O)-O-O- group, wherein the terminal oxygen is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
319  DF  .~ Perthioimidate esters (i.e., compounds having the perthioimidate group, HN=CH-S-S-, wherein substitution may be made for hydrogen only, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
330  DF  .~ Isocyanate esters (i.e., compounds containing the isocyanate group, -N=C=O, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
331  DF  .~.~ With preservative or stabilizer
332  DF  .~.~.~ Nitrogen containing preservative or stabilizer
333  DF  .~.~.~ Phosphorus, silicon, or phenolic hydroxy containing preservative or stabilizer
334  DF  .~.~ Carbodiimide containing (i.e., -N=C=N- containing)
335  DF  .~.~ Biuret containing (i.e., -NH-C(=O)-NH-C(=O)-NH- containing, wherein substitution may be made for hydrogen only)
336  DF  .~.~ Processes
337  DF  .~.~.~ Isocyanic acid, or salt thereof, as reactant
338  DF  .~.~.~ Processes for forming the isocyanate group
339  DF  .~.~.~.~ Cyanate reactant (i.e., reactant contains -OCN group)
340  DF  .~.~.~.~ Hetero ring containing reactant
341  DF  .~.~.~.~ Carbon monoxide utilized
342  DF  .~.~.~.~.~ Reactant contains nitro group bonded directly to carbon
343  DF  .~.~.~.~ Azide reactant (i.e., reactant contains the azide group)
344  DF  .~.~.~.~ Reactant containing -NH-C(=O)-NH- group (wherein substitution may be made for hydrogen only)
345  DF  .~.~.~.~ Carbamate reactant (i.e., reactant contains -O-C(=O)-NH- group (wherein substitution may be made for hydrogen only)
346  DF  .~.~.~.~ Reactant containing nitrogen double or triple bonded to carbon (e.g., nitriles, isonitriles, cyanogen halides, etc.)
347  DF  .~.~.~.~ Carbonyl dihalide reactant (e.g., phosgene, etc.)
348  DF  .~.~.~.~ Carbamyl halide reactant (i.e., reactant contains halo-C(=O)-NH- group, wherein substitutuion may be made for hydrogen only)
349  DF  .~.~.~ Halogenation of isocyanate esters
350  DF  .~.~.~ Isocyanate exchange reactions (i.e., A-NCO + B-X = B-NCO + A-X)
351  DF  .~.~.~ Processes of reacting isocyanate esters of known structure to yield products of indeterminate structure
352  DF  .~.~.~ Purification or recovery
353  DF  .~.~.~.~ Epoxy compound, or metal, utilized
354  DF  .~.~ Containing polycyclo ring system having alicyclic ring as one of the cyclos
355  DF  .~.~ Acyclic carbon bonded directly to the isocyanate group
356  DF  .~.~.~ Halogen attached indirectly to the isocyanate group by acyclic nonionic bonding
357  DF  .~.~.~ Chalcogen, single bonded directly to carbon, attached indirectly to the isocyanate group by acyclic nonionic bonding (e.g., ether group containing, etc.)
358  DF  .~.~ Benzene ring bonded directly to the isocyanate group
359  DF  .~.~.~ Plural benzene rings bonded directly to isocyanate groups (e.g., diisocyanatodiphenylmethane, etc.)
360  DF  .~.~.~ Plural isocyanate groups bonded directly to the same benzene ring