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Title:
PREPARATION METHOD OF THIOSULFURIC ACID DERIVATIVE
Document Type and Number:
Japanese Patent JP2005298512
Kind Code:
A
Abstract:

To provide a novel preparation method whereby an S-alkyl ester salt of thiosulfuric acid can be obtained in a high yield at a high content with industrial advantage.

An organic dihalide is reacted with a thiosulfate at a pH of 3-9.8 and a reaction temperature of 80-150°C in water without adding any alcohol and/or glycol.


Inventors:
Buding, Dr. Hartmuth
Application Number:
JP2005000116126
Publication Date:
October 27, 2005
Filing Date:
April 13, 2005
Export Citation:
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Assignee:
LANXESS DEUTSCHLAND GMBH
International Classes:
C07C381/02; C07C381/00; (IPC1-7): C07C381/02
Domestic Patent References:
JPH06234734A
JPS5817132A
JPH03115259A
JPS5929656A
JPS6296462A
JP2005272330A
Attorney, Agent or Firm:
小田島 平吉