Patent · US Expired

Heterocyclic amine-boranes, and method of inhibiting DNA topoisomerase activity and/or combatting inflammation, hyperlipidemia, and/or neoplasia using amine-borane compounds

US5280119A · kind A · utility

7Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1991
Grant dateJan 18, 1994
Priority date
Expiry dateNov 1, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F5/027
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Heterocyclic amine-borane compounds of the formula: ##STR1## wherein: A is a heterocyclic amine moiety selected from the group consisting of piperidine, substituted piperidine, piperazine, substituted piperazine, imidazole, substituted imidazole, pyrazole, substituted pyrazole, pyrazine, substituted pyrazine, pyrrole, substituted pyrrole, pyrrolidine, substituted pyrrolidine, indole, substituted indole, indoline, substituted indoline, quinoline, substituted quinoline, isoquinoline, substituted isoquinoline, thiazole, substituted thiazole, oxazole, substituted oxazole, thiazolidine, and substituted thiazolidine, wherein substitution is at any or all substituent positions, and comprises substituents selected from the group consisting of alkyl (preferably C.sub.1 -C.sub.10 linear or branched alkyl), alkylaryl, aryl, aralkyl, nitro, alkoxy, hydroxy, cyano, thiol, and halo; PA1 R.sub.1 is selected from H, alkyl (preferably C.sub.1 -C.sub.10 linear or branched alkyl), alkylaryl, aryl, and arylalkyl; and PA1 R.sub.2 is selected from CN, COOH, COOR.sub.3, and CONHR.sub.3 where R.sub.3 is selected from H, alkyl (preferably C.sub.1 -C.sub.10 linear or branched alkyl), alkylaryl, aryl, aralky…

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