Patent · US Active

Method for producing methylene-1,3-dioxolanes

US9029577B2 · kind B2 · utility

0Cited by

1References

6Claims

0Family size

Assignee

Bayer Intellectual Property GmbH · DE

Inventors

Sergii Pazenok · Solingen, DE
Albert Schnatterer · Leverkusen, DE

Key dates

Filing date	Jan 30, 2013
Grant date	May 12, 2015
Priority date	—
Expiry date	Jan 30, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D317/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a novel method for preparing methylene-1,3-dioxolanes of the general formula (I)in which R1 and R2 have the meanings stated in the description. Methylene-1,3-dioxolanes are important intermediates for preparing pyrazoles and anthranilic acid amides, which may be used as insecticides.

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