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Class Information
Number: 514/253.13
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) > 1,4 diazines > Piperazines (i.e., fully hydrogenated 1,4-diazines) > Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding > The additional hetero ring is six-membered consisting of one nitrogen and five carbon atoms > Having -c(=x)-, wherein x is chalcogen, bonded directly to the additional six-membered nitrogen hetero ring
Description: Subject matter wherein the additional six-membered nitrogen hetero ring consisting of five ring carbons and one ring nitrogen has a -C(=X)- group, wherein X is chalcogen (i.e. oxygen, sulfur, selenium, or tellurium), bonded directly thereto.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4252801 Morpholinyl acetamide derivatives and use thereof Feb. 24, 1981
4246260 Substituted omicron-phenylenediamine derivatives, process for their preparation and their use as medicaments Jan. 20, 1981
4180574 Certain ovicidal piperazines Dec. 25, 1979
4151296 Butyramides and butyrates Apr. 24, 1979
4138488 Diphenylmethyl picolinic acid derivatives and their use as anti-acne agents Feb. 6, 1979
4131673 N.sup.2 -arylsulfonyl-L-argininamides and the pharmaceutically acceptable salts thereof Dec. 26, 1978
4029790 1-Benzoyl-2 or 4 [2-(4-phenyl-piperazino)-ethyl]-piperidines Jun. 14, 1977
4004008 O-Tertiary amino-alkyl-N-benzoyl tyrosil amides Jan. 18, 1977
3974275 1,4-Dihydropyridine carboxylic acid esters useful as coronary vessel dilators and anti-hypertensives Aug. 10, 1976

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