Japan Intellectual Property Rights: CATALYTIC PROCESS FOR SELECTIVELY OXIDIZING ORGANIC TERTIARY DIPHOSPHINE TO ORGANIC TERTIARY DIPHOSPHINE MONOXIDE

Japan, July 14 -- TAKASAGO INTERNATL CORP has got intellectual property rights for 'CATALYTIC PROCESS FOR SELECTIVELY OXIDIZING ORGANIC TERTIARY DIPHOSPHINE TO ORGANIC TERTIARY DIPHOSPHINE MONOXIDE.' Other related details are as follows:

Application Number: JP,2022-174440

Category (FI): C07F9/53,B01J31/04@Z,C07B61/00,300

Stage: PROBLEM TO BE SOLVED: To provide a novel catalytic process for selectively oxidizing organic tertiary diphosphine to organic tertiary diphosphine monoxide.SOLUTION: The present invention provides a method for producing organic tertiary diphosphine monoxide represented by general formula (2) by allowing organic tertiary diphosphine represented by general formula (1) to react with water in the presence of a metal catalyst, an oxidizing agent, and a base to selectively oxidize the diphosphine. In the general formulas (1) and (2), R1, R2, R3, R4 and Y are the same as defined in the specifications.SELECTED DRAWING: None (Grant)

Filing Date: Oct. 31, 2022

Publication Date: May 15, 2024

The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100

Disclaimer: Curated by HT Syndication.