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Class Information
Number: 568/310
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ketones > Benzene ring containing > Processes > Isomerization
Description: Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

Patents under this class:

Patent Number Title Of Patent Date Issued
8283499 Preparation of naphthoquinone compounds using 2,3-dihalonaphthoquinone Oct. 9, 2012
7847127 Process for preparation of atovaquone and novel intermediates thereof Dec. 7, 2010
7816563 Method for preparing hypocrellin Oct. 19, 2010
7049455 Process for producing shogaols and intermediates for the synthesis thereof May. 23, 2006
6331655 Process for the preparation of aromatic carbonyl compounds from styrenes Dec. 18, 2001
6310248 Process and intermediates Oct. 30, 2001
6251833 2-arylcyclopentan-1,3-diones Jun. 26, 2001
6218579 Process for the preparation of acylated cyclic 1,3-dicarbonyl compounds Apr. 17, 2001
5886231 Process for the production of 2-(substituted benzoyl) 1,3 cyclohexanediones Mar. 23, 1999
5840658 Process for the controlled fixing of scale inhibitor in a subterranean formation Nov. 24, 1998
5457238 Process for the preparation of fluoroketones Oct. 10, 1995
5159082 Process for producing aromatic compound Oct. 27, 1992
4980511 Preparation of aldehydes and/or ketones BU conversion of epoxides Dec. 25, 1990
4973756 Hydroxylated ene ketones, acetylenic grignards and hydroxylated yne ketones therefrom Nov. 27, 1990
4970345 Process for preparing oxocyclopentene derivatives Nov. 13, 1990
4814460 Process for preparing E-isomer of triazolyl styryl ketone derivative Mar. 21, 1989
4814461 Process for preparing E-isomer of a triazolyl styryl ketone derivative Mar. 21, 1989
4774360 Converting enol ester precursor of a benzoyl-1,3-cycloalkyldione to a benzoyl-1,3-cycloalkyldione Sep. 27, 1988
4749814 Process for the preparation of ethylenic carbonyl compounds Jun. 7, 1988
4734529 Method for the isomerization of oxiranes Mar. 29, 1988
4731482 Process for the preparation of phenylpropanones Mar. 15, 1988
4695673 Process for the production of acylated 1,3-dicarbonyl compounds Sep. 22, 1987
4694107 Preparation of ketones by isomerization of aldehydes Sep. 15, 1987
4540825 Method for producing 2-cyclopentenones Sep. 10, 1985
4537995 Isomerization of branched aldehydes to ketones Aug. 27, 1985
4510329 Process for preparing cyclopentenolones Apr. 9, 1985
4380672 Conversion of 2-phenyl propanal to 2-indanone Apr. 19, 1983
4371711 Process for producing 4-hydroxycyclopentenones Feb. 1, 1983
4347386 Process for preparing cyclopentenolones Aug. 31, 1982
4329506 Isomerization of aldehydes to ketones May. 11, 1982
4252818 Novel benzopyran derivatives Feb. 24, 1981

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