Patent · US Expired

Phototherapeutic monovinyl and divinyl ether-linked dimers

US4961920A · kind A · utility

15Cited by
7References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 16, 1989
Grant dateOct 9, 1990
Priority date
Expiry dateMay 16, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D519/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Pure dimer compounds prepared and shown to be effective photosensitizing agents are of the formula ##STR1## wherein one R is vinyl and the other R is hydroxyethyl or vinyl and the pharmaceutically acceptable esters and salts thereof in isolated form.

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