Title:
ガンマ-シハロトリンの調製方法
Document Type and Number:
Japanese Patent JP2006518729
Kind Code:
A
Abstract:
A process for the preparation of gamma-cyhalothrin comprising steps of a) chlorinating 1R cis-Z 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl cyclopropanecarboxylic acid to give 1R cis-Z 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl cyclopropanecarboxylic acid chloride and b) esterifying 1R cis-Z 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl cyclopropanecarboxylic acid chloride with the (S)-cyanohydrin of 3-phenoxy benzaldehyde (III).
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Inventors:
Brown, stephen martin
Gott, Bryan David
Gott, Bryan David
Application Number:
JP2006502318A
Publication Date:
August 17, 2006
Filing Date:
February 23, 2004
Export Citation:
Assignee:
Syngenta Limited
International Classes:
C07C253/30; C07C255/39; C07C51/60; C07C61/16
Domestic Patent References:
| JPS6042359A | 1985-03-06 | |||
| JPS59116256A | 1984-07-05 | |||
| JPS5589248A | 1980-07-05 |
Foreign References:
| WO2002006202A1 | 2002-01-24 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Fukumoto product
Tetsuji Koga
Tatsunori Ikeda
Masaya Nishiyama
Takashi Ishida
Fukumoto product
Tetsuji Koga
Tatsunori Ikeda
Masaya Nishiyama