Patent · US Expired

Process for cylopropane derivatives

US5770741A · kind A · utility

0Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1995
Grant dateJun 23, 1998
Priority date
Expiry dateMay 19, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D233/56
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides a process for the preparation of a compound of the general formula (I): ##STR1## wherein X, Y and R.sup.1 to R.sup.7 are as defined. In the process, the olefinic analog of the compound of general formula (I) is treated with a halogen-bearing compound in the presence of metallic zinc.

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