Title:
アルデヒドの製造方法
Document Type and Number:
Japanese Patent JP7278506
Kind Code:
B2
Abstract:
A method for producing 3,5,5-trimethylhexanal by allowing diisobutylene (DIB), carbon monoxide and hydrogen to react with one another in the presence of a cobalt-based catalyst, comprising:a step of allowing DIB to react with carbon monoxide and hydrogen in the presence of a cobalt-based catalyst until a convention of DIB reaches 50 to 85% (first stage reaction step);a step of separating unreacted DIB from a reaction product obtained in the first stage reaction step (unreacted DIB separation step); anda step of allowing the unreacted DIB separated to react with carbon monoxide and hydrogen in the presence of a cobalt-based catalyst (second stage reaction step).
Inventors:
Shigehisa Kishimoto
Yusuke Ohgata
Youichi Kaneda
Noriyuki Kitabatake
Yusuke Ohgata
Youichi Kaneda
Noriyuki Kitabatake
Application Number:
JP2022566977A
Publication Date:
May 19, 2023
Filing Date:
December 02, 2021
Export Citation:
Assignee:
KH Neochem Co., Ltd.
International Classes:
C07C45/50; B01J31/20; C07C47/02
Domestic Patent References:
JP2007302669A | ||||
JP2001187759A | ||||
JP2001509496A | ||||
JP2000344695A | ||||
JP2002053501A |
Foreign References:
GB702204A | ||||
WO2013014959A1 | ||||
CN111909014A | ||||
CN111470962A |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito