Patent · US Expired

Novel cyclopropane carboxylic acid esters

US4279835A · kind A · utility

9Cited by
0References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1979
Grant dateJul 21, 1981
Priority date
Expiry dateMay 14, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Novel cyclopropane carboxylic acid esters of the formula ##STR1## wherein X.sub.1 is selected from the group consisting of hydrogen, fluorine, chlorine and bromine, X.sub.2 is selected from the group consisting of fluorine, chlorine and bromine, X.sub.3 is selected from the group consisting of chlorine, bromine and iodine and R is selected from the group consisting of ##STR2## and benzyl optionally substituted with at least one member of the group consisting of alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 6 carbon atoms, alkenyloxy of 2 to 6 carbon atoms, alkadienyl of 4 to 8 carbon atoms, methylenedioxy, benzyl and halogens, R.sub.1 is selected from the group consisting of hydrogen and methyl, R.sub.2 is selected from the group consisting of monocyclic aryl and --CH.sub.2 --C.tbd.CH,R.sub.3 is an aliphatic of 2 to 6 carbon atoms having at least one double bond, R.sub.4 is selected from the group consisting of hydrogen, --CN and --C.tbd.CH, R.sub.5 is selected from the group consisting of chlorine and methyl, n is 0, 1 or 2, R.sub.6, R.sub.7, R.sub.8, and R.sub.9 are individually selected from the group consisting of hydrogen, chlorine and methyl and S/I indicates that the ring ma…

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