Patent · US Expired

Tetraene derivative and process for producing the same

US6160181A · kind A · utility

1Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 1999
Grant dateDec 12, 2000
Priority date
Expiry dateAug 25, 2019

Classification

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

Abstract

A tetraene derivative of the formula (1): ##STR1## wherein Ar represents an aryl group which may be optionally substituted with at least one substituent, and R.sup.1 and R.sup.2 are identical or different and represent a hydrogen atom, a lower alkyl group or a protective group of a hydroxyl group; synthesis methods therefor and synthesis methods using the same.

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