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Class Information
Number: 568/809
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal) > Benzene ring containing > Additional ring containing > Plural benzene rings bonded directly to the same carbon
Description: Compounds wherein plural benzene rings are bonded directly to the same carbon.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8227643 Sirtuin 1 and the treatment of neurodegenerative diseases Jul. 24, 2012
8227371 Class of olefin metathesis catalysts, methods of preparation, and processes for the use thereof Jul. 24, 2012
7807856 Process for production of 2-Benzylphenol compound Oct. 5, 2010
7718831 Method for asymmetric hydrosilylation of ketones May. 18, 2010
7714170 Use of compounds and compositions for the treatment of amyloid diseases May. 11, 2010
7622613 Thiol compound and photosensitive composition using the same Nov. 24, 2009
7601876 Compounds, compositions and methods for the treatment of amyloid diseases such as systemic AA amyloidosis Oct. 13, 2009
7592487 Chiral tertiary aminoalkylnaphthols Sep. 22, 2009
7087798 Process for preparation of spirofluorenols Aug. 8, 2006
7005525 Recyclable catalysts methods of making and using the same Feb. 28, 2006
6737531 Catalysts for hydrogenation and hydrosilylation, methods of making and using the same May. 18, 2004
6646170 Intermediates for the synthesis of ether compounds Nov. 11, 2003
6613923 Catalytic ionic hydrogenation of ketones using tungsten or molybdenum catalysts with increased lifetimes Sep. 2, 2003
6610705 Process for the preparation of diaryl naphthyl methanes Aug. 26, 2003
6455739 Production of 4-fluorobenzaldehyde Sep. 24, 2002
6342642 1,4-diaryl-2-fluoro-1-buten-3-ol compounds and their use in the preparation of 1,4-diaryl-2-fluoro-1,3-butadiene and 1,4-diaryl-2-fluoro-2-butene compounds Jan. 29, 2002
6207865 Method for the hydrogenation of carbonyl compounds Mar. 27, 2001
6124509 Catalytic ionic hydrogenation of ketones using tungsten or molybdenum organometallic species Sep. 26, 2000
6025531 Processes for preparing optically active alcohols and optically active amines Feb. 15, 2000
5861385 Substituted triols Jan. 19, 1999
5830920 Sulfuric acid esters of sugar alcohols Nov. 3, 1998
5792876 Process for producing acetals Aug. 11, 1998
5780692 Process for producing optically active benzhydrol compounds Jul. 14, 1998
5750784 Method for effecting vasodilation with (1,5-inter) aryl prostaglandin derivatives May. 12, 1998
5426196 Synthesis of diaryl methanes Jun. 20, 1995
5395985 Compound and separating agent Mar. 7, 1995
5393885 Carbamic acid derivatives Feb. 28, 1995
5227537 Method for the production of 6,12-dihydro-6-hydroxy-cannabidiol and the use thereof for the production of trans-delta-9-tetrahydrocannabinol Jul. 13, 1993
5196607 Process for preparing ketone enantiomer Mar. 23, 1993
5144039 Process for producing optically active alcohol Sep. 1, 1992
5136114 Process for the preparation of geminal diarylalkanes, new geminal diarylalkanes and alk(en)ylated aromatic compounds Aug. 4, 1992
5120853 Process for producing optically active compounds Jun. 9, 1992
5118878 Method for biodegrading and biotransforming bisphenol alkanes, and bisphenol alkkyl alcohols made therefrom Jun. 2, 1992
5118881 Process for preparing environmentally safe dicofol and its formulations Jun. 2, 1992
5093516 Aromatic compounds, a process for their preparation and their use in human and veterinary medicine and for cosmetic compositions Mar. 3, 1992
5081319 Process for the preparation of 1,1-bis(4-chlorophenyl)-2,2,2-trichloroethanol Jan. 14, 1992
5043495 Process of separation and purification of a propargyl alcohols Aug. 27, 1991
5041620 Method for producing optically active 2-cyclopenten-4-one-1-ol esters, 2-cyclopenteno-4-one-1-ol ester and complexes thereof with optically active 1,6-diphenyl-2,4-hexadiyne-1,6-diol Aug. 20, 1991
4958033 Process for preparing alcohols Sep. 18, 1990
4940822 Substituted benzenemethanol compounds, intermediates thereof, and preparation thereof Jul. 10, 1990
4902814 Fluorobenzyl esters Feb. 20, 1990
4898997 Halophenylethylenes Feb. 6, 1990
4886919 Process for the production of saturated neo-alcohols Dec. 12, 1989
4827052 Optically active alcohols May. 2, 1989
4814472 Diethynylated diphenyl hexafluoropropanes Mar. 21, 1989
4769502 Alkynol type compounds and alcohol-separating process Sep. 6, 1988
4740639 Process for preparation of 2,4-disubstituted-1,5-pentanediols Apr. 26, 1988
4705902 DDTR-free 1,1-bis(chlorophenyl)-2,2,2-trichloroethanol Nov. 10, 1987
4605789 Process for preparing spirobiindanols Aug. 12, 1986
4510338 Resorcin derivatives, process for their preparation and pharmaceutical compositions containing them Apr. 9, 1985

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