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Class Information
Number: 548/571
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) > Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) > Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding > The chalcogen, x, is in a -c(=x)- group (e.g., 1-phenyl -2-pyrrolidino hexanone-1, etc.)
Description: Compounds wherein the chalcogen, X (i.e. oxygen, sulfur, selenium, or tellurium), is in a group.


Sub-classes under this class:

Class Number Class Name Patents
548/572 The -c(=x)- is part of a -c(=x)x- group wherein the x's are the same or diverse chalcogens (e.g., 3-pyrrolidinemethanol propionates, etc.) 99


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7524880 Crystalline form of a substituted pyrrolidine compound Apr. 28, 2009
7521552 Process for preparation of substituted amino alcohols Apr. 21, 2009
7468383 Proteasome inhibitors and methods of using the same Dec. 23, 2008
7459472 Aryl and heteroaryl compounds, compositions, and methods of use Dec. 2, 2008
RE40525 Hepatitis C inhibitor tri-peptides Sep. 30, 2008
7429586 Non-imidazole aryloxyalkylamines Sep. 30, 2008
7358271 Sulpiride pharmaceutical compositions Apr. 15, 2008
7335680 Pyrrolidine derivatives as prostaglandin modulators Feb. 26, 2008
7332512 Halogenated nitrobutadienes for controlling animal pests Feb. 19, 2008
7291753 Transfer hydrogenation processes and catalysts Nov. 6, 2007
7235580 Mitotic kinesin inhibitors Jun. 26, 2007
7229803 Reaction of (di)amines in the presence of a lysine oxidase and of a reducing agent Jun. 12, 2007
7220773 Pyrrole derivative May. 22, 2007
RE39558 5-Substituted-6-cyclic-5,6,7,8-tetrahydronaphthalen 2-ol compounds which are useful for treating osteoporosis Apr. 10, 2007
7176229 Cyclic AMP-specific phosphodiesterase inhibitors Feb. 13, 2007
7173129 Sulfonamide-substituted chalcone derivatives and their use to treat diseases Feb. 6, 2007
7115754 Pyrrolidine derivatives as oxytocin antagonists Oct. 3, 2006
7078535 Method for the production of 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylac- etic acid Jul. 18, 2006
6995284 Synthesis of selective androgen receptor modulators Feb. 7, 2006
6965038 Acylated aminothiol compound Nov. 15, 2005
6864270 Iron binding agents Mar. 8, 2005
6749988 Amine compounds, resist compositions and patterning process Jun. 15, 2004
6737409 Dolastatin 10 derivatives May. 18, 2004
6579971 Method of producing 3,4-dehydroprolines and 3,4-dehydropiperidines Jun. 17, 2003
6552028 2,4-substituted pyrrolidine derivatives-CCR-3 receptor antagonists Apr. 22, 2003
6545157 Dye-forming method, color developing compositions, photosensitive materials and color developing agent precursors Apr. 8, 2003
6534650 Benzisoxazole and 4-amidino-3-hydroxyphenyl chemical intermediates Mar. 18, 2003
6515142 Process for preparing 2-phenyl-3-naphthylpropionic acid derivatives Feb. 4, 2003
6511980 Substituted diamine derivatives useful as motilin antagonists Jan. 28, 2003
6509356 1-(4-(Substituted alkoxy)benzyl)naphthalene compounds having estrogen inhibitory activity Jan. 21, 2003
6476026 Compounds and compositions as protease inhibitors Nov. 5, 2002
6441177 Tertiary amines Aug. 27, 2002
6433186 Amidino derivatives and their use as thormbin inhibitors Aug. 13, 2002
6420380 Hepatitis C inhibitor tri-peptides Jul. 16, 2002
6417371 Process for preparing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1H-pyrrolizin-5-yl-ac etic acid Jul. 9, 2002
6380241 Treatment of diseases using endothelin antagonists Apr. 30, 2002
6355632 Naphthyl compounds, intermediates, compositions, and methods Mar. 12, 2002
6323180 Hepatitis C inhibitor tri-peptides Nov. 27, 2001
6180818 Silver halide photographic material and hydroxamic acid-base compound for use therein Jan. 30, 2001
6147224 2,4-pentadienoic acid derivatives having selective activity for retinoid X (RXR) receptors Nov. 14, 2000
6114570 Silver halide photographic material and hydroxamic acid-based compound for use therein Sep. 5, 2000
6110944 LTA.sub.4, hydrolase inhibitors Aug. 29, 2000
6103907 Phenylalkylcarboxylic acid compounds and compositions for treating hyperglycemia Aug. 15, 2000
6057342 Amidinophenyl-pyrrolidines, -pyrrolines, and -isoxazolidines and derivatives thereof May. 2, 2000
6022885 Pyrrolidine and thiazole derivatives with antibacterial and . metallo-.beta-lactamase inhibitory properties Feb. 8, 2000
6013836 Insecticidal N'-substituted-N,N'-disubstitutedhydrazines Jan. 11, 2000
6004903 2-Anylocyclohexanediones having improved herbicidal properties Dec. 21, 1999
5998401 Naphthyl compounds, intermediates, compositions, and methods Dec. 7, 1999
5958916 Dihydronaphthalene and naphthalene compounds, intermediates, formulations, and methods Sep. 28, 1999
5935585 Biaromatic amido compounds and pharmaceutical/cosmetic compositions comprised thereof Aug. 10, 1999

1 2 3


 
 
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