Patent · US Active

Process for enriching enantiomers from an enantiomer mixture

US10669222B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

BASF SE

Inventors

Sebastian WLOCH · Ludwigshafen am Rhein, DE
Gunnar Heydrich · Schifferstadt, DE
Matthias Rauls · Ludwigshafen, DE

Key dates

Filing date	Oct 5, 2017
Grant date	Jun 2, 2020
Priority date	—
Expiry date	Oct 5, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/14
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to a process for enriching enantiomers from an enantiomer mixture by a fractionating melt crystallization in a melt crystallization apparatus. The invention specifically relates to a process for producing an enantiomer-enriched chiral terpene, in particular of D/L-Isopulegol. The process comprises:

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