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Class Information
Number: 568/631
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ethers > Benzene ring containing > Ether oxygen bonded directly to benzene ring > Plural rings containing
Description: Compounds which contain at least two rings.










Sub-classes under this class:

Class Number Class Name Patents
568/647 Halogen containing 161
568/642 Plural benzene rings bonded directly to each other 128
568/640 Plural benzene rings bonded directly to the same carbon 121
568/635 Plural benzene rings bonded directly to the same oxygen 111
568/632 Polycyclo ring system 184
568/644 Polyoxy 174


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4514576 Production of aryl alkyl ethers from methylbenzyl alcohol using rhenium heptoxide catalyst Apr. 30, 1985
4505837 Liquid crystalline phenylcyclohexene derivatives Mar. 19, 1985
4477369 New high temperature liquid-crystalline substances consisting of 4 or 5 six-member-rings and liquid-crystalline compositions containing same Oct. 16, 1984
4474932 Process for the production of aromatic ethers and aromatic polyethers Oct. 2, 1984
4439015 Disubstituted ethanes Mar. 27, 1984
4422951 Liquid crystal benzene derivatives Dec. 27, 1983
4412082 Method for preparing 4-hydroxyphenylacetic acid Oct. 25, 1983
4399301 Methylenically-substituted undecadienes Aug. 16, 1983
4391827 3-(2-Hydroxy-4-(substituted)phenyl)-cycloalkanone and cycloalkanol analgesic agents and intermediates therefor Jul. 5, 1983
4391828 Dibutylorthobenzylmethoxybenzenes and dibutylorthocinnamylmethoxybenzenes as mosquito larvae growth inhibitors Jul. 5, 1983
4368135 Anisotropic compounds with negative or positive DC-anisotropy and low optical anisotropy Jan. 11, 1983
4361494 Anisotropic cyclohexyl cyclohexylmethyl ethers Nov. 30, 1982
4360700 Intermediates for making 1-(3-benzyloxyphenyl)-1,1-dimethylheptane Nov. 23, 1982
4357078 Liquid crystal compounds containing an alicyclic ring and exhibiting a low dielectric anisotropy and liquid crystal materials and devices incorporating such compounds Nov. 2, 1982
4349487 Process for forming ethers Sep. 14, 1982
4339612 Preparation of 3,3-dimethyl-1-phenoxy-butan-2-ols as fungicide intermediates Jul. 13, 1982
4335055 Process for the preparation of alkenylbenzene derivatives or alkenylnaphthalene derivatives Jun. 15, 1982
4334103 Process for heterogeneous nucleophilic substitution reactions Jun. 8, 1982
4331613 Process for the preparation of trifluoromethylnaphthalenes May. 25, 1982
4328168 Process for the preparation of vinylcyclopropane derivatives May. 4, 1982
4326087 3-Bromo-4-fluoro-benzyl derivatives Apr. 20, 1982
4326055 Stilbene derivatives Apr. 20, 1982
4321275 Method of inducing luteolysis using 16-aryloxy-17,18,19,20-tetranor-prostanoic acid derivatives Mar. 23, 1982
4310700 1-Hydroxylmethyl-11-deoxy-16-hydroxy-prosten-1-ol-derivatives Jan. 12, 1982
4299996 Alkyl aryl ether production Nov. 10, 1981
4291175 1-Hydroxymethyl-11-deoxy-15-hydroxy-prosten-1-ol-derivatives Sep. 22, 1981
4291174 1-Hydroxymethyl-15-hydroxy-prosten-1-ol derivatives Sep. 22, 1981
4289910 1-Hydroxymethyl-prosten-1-ol derivatives Sep. 15, 1981
4288633 1-Hydroxymethyl-11-deoxy-16-hydroxy-prosten-1-ol-derivatives Sep. 8, 1981
4288632 1-Hydroxymethyl-11,16-dihydroxy-prosten-1-ol derivatives Sep. 8, 1981
4288630 1-Hydroxymethyl-11,15-dihydroxy-prosten-1-ol-derivatives Sep. 8, 1981
4288629 1-Hydroxymethyl-11-deoxy-15-hydroxy-prosten-1-ol-derivatives Sep. 8, 1981
4287372 Preparation of nitro-substituted diphenyl ethers Sep. 1, 1981
4285867 Pharmacologically active 4-[2-hydroxy-4-(substituted)phenyl]naphthalen-2(1H)-ones and 2-ols, derivatives thereof and intermediates therefor Aug. 25, 1981
4282386 Alkyl, cycloalkyl diethers of (poly)alkylene glycols Aug. 4, 1981
4263212 Process for preparation of substituted olefins Apr. 21, 1981
4256844 Fire retardant, thermosetting, resinous reaction products of phosphoric acid and methyol- or alkoxymethyl-substituted epoxides Mar. 17, 1981
4252739 Process for the preparation of vinylcyclopropane derivatives Feb. 24, 1981
4224244 9-Phenyl 5,6-dimethyl-nona-2,4,6,8 tetraenal or tetraenol derivatives Sep. 23, 1980
4215210 Novel .alpha.-glycol resin composition and process for its preparation Jul. 29, 1980
4207343 1-Phenyl-3-(substituted phenoxy)propylamines Jun. 10, 1980
4163865 Process for the preparation of pinacols Aug. 7, 1979
4157449 Ethynylbenzene compounds and derivatives thereof Jun. 5, 1979
4147872 3-[2-Hydroxy-4-(substituted)-phenyl]azacycloalkanes and derivatives thereof as analgesic agents and intermediates therefor Apr. 3, 1979
4070392 Process for the production of O-derivatives of p-isopropenyl phenol Jan. 24, 1978
4066685 Intermediates for Vitamin A Jan. 3, 1978
4058569 Synthesis of Vitamin A, intermediates and conversion thereof to Vitamin A Nov. 15, 1977
4054667 Certain 4-cyclopropylphenyl geranyl ethers and their use in controlling insects Oct. 18, 1977
4048235 Propenyloxy benzene compounds Sep. 13, 1977
4016214 Preparation of ethynylbenzenes Apr. 5, 1977

1 2 3 4 5 6










 
 
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