US Patent Class 570
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)
101  DF  .~ HALOGEN CONTAINING
102  DF  .~.~ With preservative or stabilizer
103  DF  .~.~.~ To prevent or reduce polymerization
104  DF  .~.~.~.~ Nitrogen bonded directly to oxygen in preservative or stabilizer
105  DF  .~.~.~.~ Oxygen single bonded directly to benzene ring in preservative or stabilizer
106  DF  .~.~.~.~ Sulfur containing preservative or stabilizer
107  DF  .~.~.~ Acetylenic unsaturation containing preservative or stabilizer
108  DF  .~.~.~.~ Hydroxy, bonded directly to carbon, or ether containing
109  DF  .~.~.~ Nitrogen containing hetero ring in preservative or stabilizer
110  DF  .~.~.~ Acyclic nitro containing preservative or stabilizer
111  DF  .~.~.~ Nitrogen other than as ammonia or the ammonium ion in preservative or stabilizer
112  DF  .~.~.~.~ Nitrile
113  DF  .~.~.~.~ Imine (e.g., hydrazone, oxime, etc.)
114  DF  .~.~.~ Oxygen containing hetero ring in preservative or stabilizer
115  DF  .~.~.~.~ Hetero ring containing plural ring oxygens
116  DF  .~.~.~.~ Oxirane ring
117  DF  .~.~.~ Carbonyl containing preservative or stabilizer
118  DF  .~.~.~ Hydroxy, bonded to carbon, or ether containing preservative or stabilizer
119  DF  .~.~.~.~ Phenolic
120  DF  .~.~.~ Sulfur containing preservative or stabilizer
121  DF  .~.~.~ Hydrocarbon, halocarbon or halohydrocarbon preservative or stabilizer
122  DF  .~.~.~.~ Acyclic carbon to carbon unsaturation containing
123  DF  .~.~ Fluorine containing
124  DF  .~.~.~ Product
125  DF  .~.~.~.~ Polymer of unsaturated compound
126  DF  .~.~.~.~.~ Fluorine is sole halogen
127  DF  .~.~.~.~ Benzene ring containing
128  DF  .~.~.~.~.~ Acyclic unsaturation containing
129  DF  .~.~.~.~.~ Plural carbocyclic rings containing
130  DF  .~.~.~.~ Plural carbocyclic rings containing
131  DF  .~.~.~.~ Carbocyclic ring contains six carbon atoms
132  DF  .~.~.~.~ Carbocyclic ring contains four carbon atoms
133  DF  .~.~.~.~ Carbocyclic ring contains three carbon atoms
134  DF  .~.~.~.~ Acyclic
135  DF  .~.~.~.~.~ Unsaturated
136  DF  .~.~.~.~.~.~ Fluorine is sole halogen
137  DF  .~.~.~.~.~ Bromine or iodine containing
138  DF  .~.~.~ Polymerization of unsaturated compound
139  DF  .~.~.~.~ With chain terminating agent (e.g., telogen, etc.)
140  DF  .~.~.~ From organic compound containing an element other than carbon, hydrogen, or halogen
141  DF  .~.~.~.~ Nitrogen containing
142  DF  .~.~.~.~ Oxygen containing
143  DF  .~.~.~ Preparing benzene ring containing compound
144  DF  .~.~.~.~ Haloalkyl containing compound
145  DF  .~.~.~.~.~ By substituting halogen for a different halogen in haloalkyl group
146  DF  .~.~.~.~ Forming the benzene ring
147  DF  .~.~.~.~ Substituting halogen for different halogen or hydrogen
148  DF  .~.~.~ Forming alicyclic ring from benzene ring
149  DF  .~.~.~ Forming alicyclic ring from acyclic compound
150  DF  .~.~.~ Preparing from elemental carbon, carbon oxide, or carbon disulfide
151  DF  .~.~.~ Isomerization
152  DF  .~.~.~ Decreasing molecular weight of polymer of indeterminate structure
153  DF  .~.~.~ Preparing unsaturated compound
154  DF  .~.~.~.~ From acetylenically unsaturated compound
155  DF  .~.~.~.~ By dehalogenation or dehydrohalogenation of adjacent carbon atoms in a compound
156  DF  .~.~.~.~.~ Catalyst utilized
157  DF  .~.~.~.~.~.~ Alkali or alkaline earth metal containing catalyst
158  DF  .~.~.~.~.~.~ Zinc containing catalyst
159  DF  .~.~.~.~ From methane or halomethane
160  DF  .~.~.~.~ Substituting fluorine for a different halogen
161  DF  .~.~.~ Utilizing halogen fluoride or a mixture of elemental fluorine and another elemental halogen
162  DF  .~.~.~ Utilizing a compound containing silicon and fluorine
163  DF  .~.~.~ Transhalogenation or disproportionation
164  DF  .~.~.~ By reacting with hydrogen fluoride
165  DF  .~.~.~.~ Catalyst utilized
166  DF  .~.~.~.~.~ Metal halide containing catalyst
167  DF  .~.~.~.~.~.~ Antimony halide containing catalyst
168  DF  .~.~.~.~.~.~ Transition metal halide containing catalyst
169  DF  .~.~.~.~.~ Metal oxide containing catalyst
170  DF  .~.~.~ Substituting halogen for a different halogen
171  DF  .~.~.~ Increasing the number of carbon atoms in the compound
172  DF  .~.~.~.~ Utilizing unsaturated compound
173  DF  .~.~.~ Decreasing the number of carbons in the compound (e.g., cracking, etc.)
174  DF  .~.~.~ Introducing bromine or iodine
175  DF  .~.~.~ Utilizing unsaturated compound
176  DF  .~.~.~ Replacing halogen with hydrogen
177  DF  .~.~.~ Purification or recovery
178  DF  .~.~.~.~ Including distillation
179  DF  .~.~.~.~ Solid sorbent utilized
180  DF  .~.~.~.~ Including extraction with organic liquid
181  DF  .~.~ Product
182  DF  .~.~.~ Benzene ring containing
183  DF  .~.~.~.~ Polycyclo ring system
184  DF  .~.~.~.~ Plural benzene rings bonded directly to the same acyclic carbon or attached by an acyclic carbon chain
185  DF  .~.~.~.~ Benzene ring and halogen bonded directly to the same acyclic carbon or attached by an acyclic carbon chain
186  DF  .~.~.~ Alicyclic ring containing
187  DF  .~.~.~.~ Polycyclo ring system
188  DF  .~.~.~.~ Plural rings containing
189  DF  .~.~.~ Acyclic carbon to carbon unsaturation containing
190  DF  .~.~ Processes of preparing, purifying, or recovering benzene ring containing compound
191  DF  .~.~.~ Preparing acyclic haloalkyl group containing compound
192  DF  .~.~.~.~ Halo, 1,1-diphenylethane or ring substituted derivative thereof prepared (e.g., DDT, etc.)
193  DF  .~.~.~.~ Having acyclic carbon to carbon unsaturation
194  DF  .~.~.~.~ Bonding haloalkyl group directly to benzene ring
195  DF  .~.~.~.~.~ Oxygen containing organic compound reactant
196  DF  .~.~.~.~ Halogenation of acyclic carbon
197  DF  .~.~.~.~.~ Catalyst utilized
198  DF  .~.~.~.~.~.~ Halogen containing catalyst
199  DF  .~.~.~ Bonding benzene rings to the same acyclic carbon or to an acyclic carbon chain
200  DF  .~.~.~ Preparing acyclic carbon to carbon unsaturation containing compound
201  DF  .~.~.~ Oxygen containing organic compound reactant
202  DF  .~.~.~ Isomerization
203  DF  .~.~.~ Oxyhalogenation
204  DF  .~.~.~ Dehalogenation or dehydrohalogenation
205  DF  .~.~.~.~ Of alicyclic ring to prepare benzene ring
206  DF  .~.~.~ Bonding halogen directly to benzene ring
207  DF  .~.~.~.~ Chlorination
208  DF  .~.~.~.~.~ Catalyst utilized
209  DF  .~.~.~.~.~.~ Sulfur containing catalyst
210  DF  .~.~.~.~.~.~ Metal halide containing catalyst
211  DF  .~.~.~ Purification or recovery
212  DF  .~.~ Forming alicyclic ring from benzene ring
213  DF  .~.~ Purification or recovery of 1,2,3,4,5,6 - hexachlorocyclohexane (i.e., benzene hexachloride)
214  DF  .~.~ Ring formation, ring expansion or contraction or bonding one alicyclic ring directly or indirectly to another alicyclic ring
215  DF  .~.~.~ Diels-Alder reaction
216  DF  .~.~ Processes of preparing, purifying, or recovering unsaturated compound
217  DF  .~.~.~ From carbon source other than hydrocarbon, halocarbon, or halohydrocarbon
218  DF  .~.~.~ Decreasing the number of carbon atoms in the compound
219  DF  .~.~.~ Plural diverse reactions in separate zones
220  DF  .~.~.~.~ Dehalogenation or dehydrohalogenation with halogenation in separate zones
221  DF  .~.~.~.~.~ Acetylene reactant
222  DF  .~.~.~.~.~ Including oxyhalogenation or oxidation with elemental oxygen
223  DF  .~.~.~.~ Including oxhalogenation or oxidation with elemental oxygen
224  DF  .~.~.~ Oxyhalogenation
225  DF  .~.~.~.~ Liquid medium or inorganic melt utilized
226  DF  .~.~.~ Dehydrohalogenation
227  DF  .~.~.~.~ Catalyst utilized
228  DF  .~.~.~.~.~ Catalyst in liquid phase
229  DF  .~.~.~.~ Including chemical reaction with by-product hydrogen halide
230  DF  .~.~.~ Dehalogenation or dehydrogenation
231  DF  .~.~.~ Addition reaction of free halogen or hydrogen halide to carbon to carbon unsaturation
232  DF  .~.~.~.~ To triple bond
233  DF  .~.~.~.~.~ To acetylene
234  DF  .~.~.~ Elemental halogen reactant
235  DF  .~.~.~ Metal halide reactant
236  DF  .~.~.~ Isomerization
237  DF  .~.~.~ Increasing the number of carbon atoms in the compound
238  DF  .~.~.~ Purification or recovery
239  DF  .~.~.~.~ Including contact with solid agent
240  DF  .~.~ Preparing from elemental carbon, inorganic carbide, carbon disulfide, or carbon oxide
241  DF  .~.~ Preparing utilizing plural diverse reactions in separate zones
242  DF  .~.~.~ Addition reaction of hydrogen chloride to carbon to carbon unsaturation with chlorination in separate zone
243  DF  .~.~ Preparing by oxyhalogenation
244  DF  .~.~.~ Liquid medium or inorganic melt utilized
245  DF  .~.~.~ Fixed bed catalyst utilized
246  DF  .~.~ Preparing by addition of elemental halogen, interhalogen compound, or hydrogen halide to carbon to carbon unsaturation
247  DF  .~.~.~ Catalyst or reaction directing agent utilized
248  DF  .~.~.~.~ Hydrogen halide reactant
249  DF  .~.~.~.~.~ Nonmetallic catalyst or reaction directing agent utilized
250  DF  .~.~.~.~.~ Catalyst or reaction directing agent containing or group VIII metal utilized
251  DF  .~.~.~ All reactants in vapor phase
252  DF  .~.~ Elemental halogen reactant
253  DF  .~.~.~ Catalyst or reacton directing agent utilized
254  DF  .~.~.~.~ Inorganic metal containing catalyst or reaction directing agent utilized
255  DF  .~.~.~ All reactants in vapor phase
256  DF  .~.~ Isomerization
257  DF  .~.~ Preparing by increasing the number of carbons in the compound
258  DF  .~.~ Preparing by reacting hydrogen halide with a compound which contains hydroxy bonding directly to carbon
259  DF  .~.~ Preparing by reacting ether with hydrogen halide
260  DF  .~.~ Preparing by halogen exchange
261  DF  .~.~ Halogen source is a compound other than hydrogen halide
262  DF  .~.~ Purification or recovery
263  DF  .~.~.~ Liquid-liquid extraction
264  DF  .~.~ Preservation or stabilization treatment