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Title:
PROCESS FOR PREPARING SECONDARY AMINES
Document Type and Number:
WIPO Patent Application WO/2023/115290
Kind Code:
A1
Abstract:
The present invention relates to a simple and environmentally friendly process for preparing secondary amines by the aminomethylation of alkenes. This process features relatively mild reaction conditions, i.e. at a temperature lower than 115 °C.

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Inventors:
WISCHERT RAPHAEL JOHANNES (CN)
PERA TITUS MARC (FR)
JEROME FRANCOIS (FR)
PENG GONGMING (CN)
STREIFF STEPHANE (FR)
Application Number:
PCT/CN2021/139861
Publication Date:
June 29, 2023
Filing Date:
December 21, 2021
Export Citation:
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Assignee:
RHODIA OPERATIONS (FR)
CENTRE NAT RECH SCIENT (FR)
UNIV POITIERS (FR)
International Classes:
C07C209/60; C07C209/00; C07C209/24; C07C211/08
Domestic Patent References:
WO2020064917A12020-04-02
Foreign References:
EP3569593A12019-11-20
US20050215825A12005-09-29
US4433174A1984-02-21
Other References:
DANIEL KAISER; VERONICA TONA; CARLOS R. GONÇALVES; SAAD SHAABAN; ALBERTO OPPEDISANO; NUNO MAULIDE: "A General Acid‐Mediated Hydroaminomethylation of Unactivated Alkenes and Alkynes", ANGEWANDTE CHEMIE INTERNATIONAL EDITION, VERLAG CHEMIE, HOBOKEN, USA, vol. 58, no. 41, 4 September 2019 (2019-09-04), Hoboken, USA, pages 14639 - 14643, XP072095444, ISSN: 1433-7851, DOI: 10.1002/anie.201906910
KALLE MANNINEN ET AL.: "Hydride Transfer Reaction Products in the Aminomethylation of Styrene", ACTA CHEMICA SCANDINAVICA， SERIES B: ORGANIC CHEMISTRY AND BIOCHEMISTRY, vol. B40, no. 3, 31 December 1986 (1986-12-31), XP008105598, ISSN: 0302-4369
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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