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Patent Searching and Data


Title:
PROCESS FOR PRODUCING CARBONYL COMPOUNDS
Document Type and Number:
WIPO Patent Application WO/2012/115110
Kind Code:
A1
Abstract:
[Problem] To provide a process for efficiently producing carbonyl compounds, particularly, a process for efficiently producing N-substituted carbamic acid esters. [Solution] This process for producing carbonyl compounds includes a step (X) of reacting a specific compound having a urea bond with a carbonic acid derivative having a carbonyl (-C(=O)-) group while heating the system at a temperature not lower than the thermal dissociation temperature of the urea bond to form a carbonyl compound.

Inventors:
SHINOHATA, Masaaki (1-105, Kanda Jinbocho Chiyoda-k, Tokyo 01, 〒1018101, JP)
篠畑 雅亮 (〒01 東京都千代田区神田神保町一丁目105番地 Tokyo, 〒1018101, JP)
Application Number:
JP2012/054148
Publication Date:
August 30, 2012
Filing Date:
February 21, 2012
Export Citation:
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Assignee:
Asahi Kasei Chemicals Corporation (1-105, Kanda Jinbocho Chiyoda-k, Tokyo 01, 〒1018101, JP)
旭化成ケミカルズ株式会社 (〒01 東京都千代田区神田神保町一丁目105番地 Tokyo, 〒1018101, JP)
SHINOHATA, Masaaki (1-105, Kanda Jinbocho Chiyoda-k, Tokyo 01, 〒1018101, JP)
International Classes:
C07C269/04; C07C263/04; C07C265/14; C07C271/58
Foreign References:
JPS56103153A1981-08-18
JPS57112363A1982-07-13
JPS56103152A1981-08-18
JPH08277255A1996-10-22
JPH07157463A1995-06-20
JPS5791967A1982-06-08
JP2009502792A2009-01-29
Other References:
See also references of EP 2679575A4
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (TMI ASSOCIATES, 23rd Floor Roppongi Hills Mori Tower, 6-10-1, Roppongi, Minato-k, Tokyo 23, 〒1066123, JP)
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Claims: