Title:
ヒドラゾン化合物の製造方法
Document Type and Number:
Japanese Patent JP4824564
Kind Code:
B2
Abstract:
The present invention provides a process for producing a hydrazone compound represented by the general formula (5):
which comprises a step of condensing a hydrazine compound represented by the general formula (3):
with a carbonyl compound represented by the general formula (4):
without taking the hydrazine compound out of a reactor. According to the invention, the target hydrazone compound can be obtained in high quality and in a high yield without taking the hydrazine compound out of the reactor at all, the hydrazine compound being a reaction intermediate which is structurally unstable and has a fear of influencing safety of workers owing to its toxicity (mutagenicity).
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Inventors:
Yuichi Takaso
Katsumi Abe
Atsushi Takei
Katsumi Abe
Atsushi Takei
Application Number:
JP2006528872A
Publication Date:
November 30, 2011
Filing Date:
June 28, 2005
Export Citation:
Assignee:
Hodogaya Chemical Co., Ltd.
International Classes:
C07C249/16; C07C251/86
Domestic Patent References:
| JPH06234720A | 1994-08-23 | |||
| JPS57154162A | 1982-09-22 | |||
| JPS5865261A | 1983-04-18 | |||
| JPH01224333A | 1989-09-07 |
Attorney, Agent or Firm:
Teruo Naito