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Class Information
Number: 568/716
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 > Phenols (h of -oh may be replaced by a group ia or iia light metal)
Description: Compounds wherein the -OH or -OM group is bonded directly to the benzene ring, forming a phenolic nucleus.


Sub-classes under this class:

Class Number Class Name Patents
568/780 Acyclic polycarbon hydrocarbyl group bonded directly to the benzene ring 120
568/731 Additional ring containing 69
568/774 Halogen containing 133
568/763 Polyhydroxy (h of -oh may be replaced by a group ia or iia light metal) 123
568/717 Polyphenols 76
568/798 Preparing by cleavage of hydroperoxide or other peroxide 139
568/805 Preparing by dealkylation 42
568/804 Preparing by methylation 106
568/800 Preparing by oxidation 52
568/806 Preparing by pyrolysis (e.g., by cracking, etc.) 35
568/799 Preparing by reduction or dehydrogenation (e.g., by hydrogenation, etc.) 79
568/795 Preparing from aryl sulfonate 7
568/796 Preparing from compound which includes halogen bonded directly to a benzene ring 14
568/749 Purification or recovery 163


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7468464 Resorcinol derivatives for skin Dec. 23, 2008
7414160 Process for producing aromatic compounds Aug. 19, 2008
7355063 Shogaol compound and tyrosinase activity inhibitor comprising the compound Apr. 8, 2008
7282613 Process for producing phenol and methyl ethyl ketone Oct. 16, 2007
7268242 Chelating carbene ligand precursors and their use in the synthesis of metathesis catalysts Sep. 11, 2007
7244772 Process for preparing polyurethane polyol and rigid foams therefrom Jul. 17, 2007
7230033 Pest control compositions and methods for their use Jun. 12, 2007
7211700 Non-halogenated phenyl substituted phenols, antimicrobial compositions containing the same, and methods of using the same May. 1, 2007
7169737 Phenolic compound and recording material using the same Jan. 30, 2007
7166337 Liquid-crystal composition, methods of adjusting the resistance, and substituted phenols Jan. 23, 2007
7129381 Glucopyranosyloxybenzylbenzene derivatives, medicinal compositions containing the same and intermediates in the production thereof Oct. 31, 2006
7115785 Method for making salts hydroxy-substituted hydrocarbons Oct. 3, 2006
7102036 Process and catalyst for purifying phenol Sep. 5, 2006
7091285 Adducts of mid-range vinylidene content polyisobutylene polymer products and methods for making the same Aug. 15, 2006
7087799 Amino group containing phenol derivative Aug. 8, 2006
7087798 Process for preparation of spirofluorenols Aug. 8, 2006
7084309 Process for the synthesis of phenol and acetone Aug. 1, 2006
7053218 Process for regioselective demethylation of p-methoxy group in phenolic ester and diaryl ketone moieties May. 30, 2006
7045665 Glucopyranosyloxybenzylbenzene derivatives, medicinal compositions containing the same and intermediates for the preparation of the derivatives May. 16, 2006
7045664 Process for producing bisphenol A May. 16, 2006
7019179 Process for producing aromatic compounds Mar. 28, 2006
7009079 Chiral copper complex and production processes thereof and using the same Mar. 7, 2006
7002047 Biocatalytic synthesis of quinic acid and conversion to hydroquinone Feb. 21, 2006
6960641 Method of making block copolymers by solid state polymerization Nov. 1, 2005
6958405 Polymer-encapsulated titanium zeolites for oxidation reactions Oct. 25, 2005
6936738 Process for the preparation of phenol by means of the hydrodeoxygenation of benzene-diols Aug. 30, 2005
6890619 Optical systems and refractive index-matching compositions May. 10, 2005
6844472 Method and installation for separating and purifying diphenols in the phenol and phenol derivatives industry Jan. 18, 2005
6835858 Catalytic conversion of an organic carbonate Dec. 28, 2004
6794415 Biphenyl compounds and their use as oestrogenic agents Sep. 21, 2004
6670500 Chiral copper complex and production processes thereof and using the same Dec. 30, 2003
6602551 Curable silicone adhesive compositions Aug. 5, 2003
6600077 Biocatalytic synthesis of quinic acid and conversion to hydroquinone Jul. 29, 2003
6600004 Method of preparing polyestercarbonates Jul. 29, 2003
6569906 Composition containing a precursor capable of being hydrolysed by glucocerebrosidase May. 27, 2003
6566560 Resorcinolic compounds May. 20, 2003
6563008 Biphenyl compounds and their use as oestrogenic agents May. 13, 2003
6555719 Process for the thermal after-treatment of cleavage product from the acid-catalyzed cleavage of cumene hydroperoxide Apr. 29, 2003
6541674 Process for the condensation of a carbonyl compound with an aromatic derivative in a basic medium Apr. 1, 2003
6518315 Medicinal uses of phenylaikanols and derivatives Feb. 11, 2003
RE37947 Aromatic polyenic compounds and pharmaceutical/cosmetic compositions comprised thereof Dec. 31, 2002
6464838 Process for the recovery of compounds present in the heavy products after their preparation Oct. 15, 2002
6462044 Nitrosated and nitrosylated phosphodiesterase inhibitors, compositions and methods of use Oct. 8, 2002
6414106 Process for the neutralization of residual acid species in crude dihydric phenols Jul. 2, 2002
6414197 Preparation of phenol and its derivatives Jul. 2, 2002
6384288 Method for the production of bis(4-hydroxyaryl)alkanes May. 7, 2002
6331543 Nitrosated and nitrosylated phosphodiesterase inhibitors, compositions and methods of use Dec. 18, 2001
6323377 Oxidation process Nov. 27, 2001
6306364 Stannosilicate molecular sieves Oct. 23, 2001
6288126 Biphenyl compounds and use thereof as oestrogenic agents Sep. 11, 2001

1 2 3 4 5


 
 
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