Patent · US Expired

Azacyclooctadiene compound and pharmaceutical use

US5075296A · kind A · utility

1Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1990
Grant dateDec 24, 1991
Priority date
Expiry dateFeb 23, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D491/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An azacyclooctadiene compound having the formula (1) or a pharmacologically acceptable salt thereof is novel and useful as an anti-tumor agent. ##STR1## in which R1 is --CH2R, R being hydrogen, --COCH3, --OH, --NH2, --COOH or --OCOCH3, or may form --CH2--X--Y-- together with R2; R2 is hydrogen, an alkyl having 1 to 4 carbon atoms or --COR10, R10 being hydrogen, an alkyl having 1 to 4 carbon atoms, --OR11 or --NHR11, R11 being an alkyl having 1 to 4 carbon atoms, or may form --CH2--X--Y-- together with R1; R3, R4 and R5 each are hydrogen or methyl; R6 and R7 each are hydrogen or may form the direct bond to each other; R8 is hydrogen or may form the direct bond to R7; and R9 is hydrogen, --N3, --NH2, --OCH3 or .dbd.0; X being oxygen or --NZ--, Z being hydrogen, methyl, --COCH3, --CH2COOH, --CO--CH.dbd.CH2, --CO--CH.dbd.CH--CH3, --CH2C6H5, --CH2OH, --CH2OCOCH3 or --CH2--COOC(CH3)3, Y being --SC--, --CO-- or --CH2--.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.