Patent · US Expired

Process for producing lycopene and intermediate thereof

US6331652A · kind A · utility

2Cited by
7References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 24, 2000
Grant dateDec 18, 2001
Priority date
Expiry dateJul 24, 2020

Classification

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

Abstract

There are disclosed PA1 a sulfonaldehyde derivative of formula (2): ##STR1## PA1 a phosphonium salt of formula (3): ##STR2## PA1 processes for producing the same and a sulfone derivative of formula (4): ##STR3## PA1 a process for producing the same and a process for producing lycopene therefrom.

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