Patent · US Expired

Azaphospholenes

US4900866A · kind A · utility

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5Claims

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Assignee

Studiengesellschaft Kohle gGmbH · DE

Inventors

Gunther Wilke
Jaroslaw Monkiewicz
Herbert Kuhn · Prüm, DE

Key dates

Filing date	Sep 19, 1988
Grant date	Feb 13, 1990
Priority date	—
Expiry date	Sep 19, 2008

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2602/42
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to azaphospholenes of the type ##STR1## wherein R.sub.1 and R.sub.2 may be alkyl, aryl and aralkyl groups, processes for preparing same and the use thereof.

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