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Patent Searching and Data


Title:
PRODUCTION METHOD FOR 2,3-BISPHOSPHINOPYRAZINE DERIVATIVE AND PRODUCTION METHOD FOR PHOSPHINE TRANSITION METAL COMPLEX
Document Type and Number:
WIPO Patent Application WO/2019/031232
Kind Code:
A1
Abstract:
A production method for a 2,3-bisphosphinopyrazine derivative, characterized by including a first step, in which a base is added to and reacted with a liquid containing a 2,3-dihalogenopyrazine represented by general formula (1), a hydrogen-phosphine borane compound represented by general formula (2), and an agent for borane elimination to obtain a 2,3-bisphosphinopyrazine derivative represented by general formula (3). The present invention can provide an industrially advantageous method for producing the 2,3-bisphosphinopyrazine derivative.

Inventors:
IMAMOTO Tsuneo (9-11-1, Kameido, Koto-k, Tokyo 15, 〒1368515, JP)
Application Number:
JP2018/027702
Publication Date:
February 14, 2019
Filing Date:
July 24, 2018
Export Citation:
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Assignee:
NIPPON CHEMICAL INDUSTRIAL CO., LTD. (9-11-1, Kameido Koto-k, Tokyo 15, 〒1368515, JP)
International Classes:
C07F9/645; C07F1/12; C07F9/50
Attorney, Agent or Firm:
ASHITABA INTERNATIONAL PATENT OFFICE (Kaede Bldg. 2F, 2-3-6 Uchikanda, Chiyoda-k, Tokyo 47, 〒1010047, JP)
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