Patent · US Active

Cis-alkoxy-substituted spirocyclic 1-H-pyrrolidine-2,4-dione derivatives

US8710238B2 · kind B2 · utility

0Cited by

60References

9Claims

0Family size

Assignee

Bayer Intellectual Property GmbH · DE

Inventors

Albert Schnatterer · Leverkusen, DE
Thomas Himmler · Odenthal, DE
Reiner Fischer · Monheim, DE

Key dates

Filing date	Mar 6, 2012
Grant date	Apr 29, 2014
Priority date	—
Expiry date	Mar 6, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D235/02
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for preparing cis-alkoxy-substituted spirocyclic 1-H-pyrrolidine-2,4-dione derivatives and alkali metal salts and alkaline earth metal salts thereof.

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