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Class Information
Number: 568/379
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ketones > Five-membered alicyclic ring containing
Description: Compounds which include a five-membered alicyclic ring.










Sub-classes under this class:

Class Number Class Name Patents
568/380 Halogen containing 61


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8569490 Intermediate and process for preparing entecavir using same Oct. 29, 2013
8563781 Process for preparing ketones, in particular macrocyclic ketones Oct. 22, 2013
8410178 CIS 3,4-dihydroxy-2-(3-methylbutanoyl)-5-(3-methylbutyl)-4-(4-methylpentan- oyl)cyclopent-2-en-1-derivatives, substantially enantiomerically pure compositions and methods Apr. 2, 2013
8410179 Cis, 3,4-dihydroxy-2-(3-methylbutanoyl)-5-(3-methylbutyl)-4-(4-methylpenta- noyl)cyclopent-2-en-1-derivatives, substantially enantiomerically pure compositions and methods Apr. 2, 2013
8378044 Living radical polymerization method using alcohol as catalyst Feb. 19, 2013
8119041 Non-resonant two-photon absorption induction method and process for emitting light thereby Feb. 21, 2012
7897802 Process for production of substituted cyclopentanone Mar. 1, 2011
7732643 Transition metal complex, catalyst for olefin polymerization, and process for producing olefin polymer with the same Jun. 8, 2010
7678933 Transition metal complexes and preparation methods thereof Mar. 16, 2010
7569733 6-methyl-4-(2',2',3'-trimethyl-3'-cyclopenten-1'-yl)-2-cyclohexen-1-ol as sandal odoriferous substance Aug. 4, 2009
7547697 Alkyl-pyridazine derivatives as 11b-HSD1 inhibitors Jun. 16, 2009
7531696 Substituted cyclopentenone derivatives and their use in perfume compositions May. 12, 2009
7439378 Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same Oct. 21, 2008
7345204 Substituted cyclopentenone derivatives and their use in perfume compositions Mar. 18, 2008
7321057 Method for manufacturing prostaglandin analogue Jan. 22, 2008
7271277 Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same Sep. 18, 2007
7227044 Cycloalkanone composition Jun. 5, 2007
7183440 Pharmaceutically useful compounds Feb. 27, 2007
7166731 Method of preparing fulvene compounds and method of preparing ansa-metallocene compounds using the compounds Jan. 23, 2007
7160852 Polyalklbicylic derivatives Jan. 9, 2007
7141699 Substituted cyclopentenone derivatives and their use in perfume compositions Nov. 28, 2006
7109380 Cyclopentenedione antifungal compounds and methods for their use Sep. 19, 2006
7026279 Use of 3-(methoxymethyl)-2-pentylcyclopenta derivatives in perfume compositions Apr. 11, 2006
6943272 Norbornane and norbornene derivatives, use thereof and perfumed products containing same Sep. 13, 2005
6903067 Fragrance composition containing 3-(3-hexenyl)-2-cyclopentenone Jun. 7, 2005
6787655 Asymmetric 1,4-reductions of and 1,4-additions to enoates and related systems Sep. 7, 2004
6717017 Total synthesis of antitumor acylfulvenes Apr. 6, 2004
6696498 2-cyclopenten-1-one and its derivatives as inhibitors of the NF-kB factor Feb. 24, 2004
6632788 Polyalkylbicylic derivatives Oct. 14, 2003
6632787 Carbonyl compounds, methods of making the same, and their use as fragrances and fragrance-enhancing additives Oct. 14, 2003
6583322 Dihydro and hexahydro isoalpha acids having a high ratio of trans to cis isomers, production thereof, and products containing the same Jun. 24, 2003
6541672 Derivatives of benzilidine cyclohexanone, benzilidine cyclopentanone, and benzilidine acetone and their synthesis Apr. 1, 2003
6528688 Prostacyclin derivatives Mar. 4, 2003
6495725 Process for the preparation of optically active enones and intermediates thereof Dec. 17, 2002
6465664 Asymmetric 1,4-reductions of and 1,4-additions to enoates and related systems Oct. 15, 2002
6441245 Process for stereoselective synthesis of prostacyclin derivatives Aug. 27, 2002
6441052 Cyclopentylalkyl-nitriles Aug. 27, 2002
6392100 2-Cyclopenten-1-one as inhibitors of the NF-KB factor May. 21, 2002
6380262 5-membered ring compounds Apr. 30, 2002
6359181 Cyclopentane 1-hydroxy alkyl or alkenyl-2-one or 2-hydroxy derivatives as therapeutic agents Mar. 19, 2002
6350917 .alpha.-crystal of cyclopentenone Feb. 26, 2002
6326369 Bicyclic quinone compounds, their production and use Dec. 4, 2001
6326405 Anticancer agent Dec. 4, 2001
6287829 Process for the selective enzymatic hydroxylation of aldehydes and ketones Sep. 11, 2001
6271408 Process for making metabolites of lycopene Aug. 7, 2001
6229051 Catalyst for oxidative NEF reaction using basic hydrogen peroxide May. 8, 2001
6198004 Process for hydrogenation of isoalpha acids Mar. 6, 2001
6184419 .alpha., .beta.-unsaturated ketones Feb. 6, 2001
6166091 2,3,4-trihydroxycyclopentanone Dec. 26, 2000
6160184 Total synthesis of antitumor acylfulvenes Dec. 12, 2000

1 2 3 4 5










 
 
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