Patent · US Expired

Method for the production of phytofluene

US7271296B2 · kind B2 · utility

1Cited by

4References

8Claims

0Family size

Assignee

BASF SE

Inventors

Hansgeorg Ernst · Speyer, DE
Klaus Henrich · Haßloch, DE

Key dates

Filing date	Oct 15, 2004
Grant date	Sep 18, 2007
Priority date	—
Expiry date	Oct 15, 2024

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C45/59
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for preparing phytofluene of the formula I,where where the radicals R1, R2 and R7, and X− and Y− have the meaning sated in the description.

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