Patent · US Expired

Process for preparing 4-oxopentadecanedioic acid

US4085274A · kind A · utility

1Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1976
Grant dateApr 18, 1978
Priority date
Expiry dateMay 26, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D311/92
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

4-OXOPENTADECANEDIOIC ACID IS PREPARED BY OXIDIZING A .alpha.-CYCLODODEC-1-ENYLPROPIONIC ACID DERIVATIVE HAVING ONE OF THE FOLLOWING CHEMICAL FORMULAE AT ITS ETHYLENIC DOUBLE BOND WITH OZONE. ##STR1## The compound is useful as an intermediate for a musk perfume compound. The compound having the formula II is selectively prepared from cyclododecanone and di-alkyl succinate.

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