Patent · US Expired

CNS active substituted azetidinone compounds

US4719207A · kind A · utility

6Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1985
Grant dateJan 12, 1988
Priority date
Expiry dateJun 20, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Substituted azetidinone compounds are provided which have the formula: ##STR1## wherein one of R.sup.1 and R.sup.2 represents a substituted lower alkyl group, an azido group, an amino group, a lower acylamino group, a mercapto group or a lower alkylthio group and the other represents a hydrogen group, or, both represent hydrogen atoms or lower alkyl groups; R.sup.3 represents a hydrogen atom or a group shown by formula: ##STR2## (wherein X represents ##STR3## (wherein R.sup.5 represents a hydrogen atom or a lower alkyl group) and Y represents a hydroxy group, a lower alkoxy group, an amino group, a mono- or di-lower alkylamino group); R.sup.4 represents a hydrogen atom, a substituted or unsubstituted lower alkyl group or a group shown by formula: --CH.sub.2 CO--A (wherein A represents an amino group or a group shown by formula: ##STR4## (wherein X and Y are as defined above), provided that when R.sup.1 and R.sup.2 are both hydrogen atoms, at least R.sup.4 represents a group other than a hydrogen atom and provided that either R.sup.3 or R.sup.4 represents a group other than a hydrogen atom. The compounds have strong CNS action.

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