Patent · US Expired

Tricyclo[2.2.1.0.sup.2,6 ]heptan-3-ones

US4190603A · kind A · utility

0Cited by
2References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1978
Grant dateFeb 26, 1980
Priority date
Expiry dateNov 20, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention concerns a novel process for preparing derivatives useful in the production of prostaglandins. The present invention provides a process for the production of a compound of formula I ##STR1## wherein R.sub.1 is a protecting group which comprises hydrolysing a compound of formula II ##STR2## wherein R.sub.1 is as defined above and PA1 R.sub.2 is a leaving group, under acidic conditions.

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