Patent · US Expired

Organic compound synthesis

US6043371A · kind A · utility

1Cited by
2References
4Claims
0Family size

Inventors

Key dates

Filing dateAug 7, 1998
Grant dateMar 28, 2000
Priority date
Expiry dateAug 7, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A strategy for synthesising omeprazole 10 starting from compound 1 as shown in the diagram. Individual method steps 1.fwdarw.2, 2.fwdarw.3, 3.fwdarw.4, 4.fwdarw.5, 5.fwdarw.6, 6.fwdarw.7, and intermediate compounds 2, 3, 4, 5, 6 and 9 are also claimed as new.

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