Patent · US Active

Compositions and methods of making a photoactive agent

US8198312B2 · kind B2 · utility

1Cited by
0References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 2007
Grant dateJun 12, 2012
Priority date
Expiry dateMay 26, 2029

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A composition of matter of an anhydride of formula 1 below and an improved two stage reaction process for production of mono-L-aspartyl chlorin e6, utilizing the anhydride:

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