The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 16, 1996
Filed:
Nov. 17, 1994
Applicant:
Inventors:
Assignees:
Sumitomo Seika Chemicals Co., Ltd., Hyogo, JP;
Sumitomo Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548209 ;
Abstract
A method for producing an alkylthiobenzamide by carrying out a reaction of a halobenzamide with an alkanethiol in the presence of a base in a heterogeneous solvent; a method for producing an alkylsulfinylbenzamide by carrying out a reaction of an alkylthiobenzamide with a halogen in a heterogeneous solvent; a method for producing an alkylsulfinylbenzamide by carrying out a reaction of a halobenzamide with an alkanethiol in the presence of a base in a heterogeneous solvent and a subsequent reaction with a halogen; and a method for producing a 1,2-benzisothiazol-3-one by carrying out a reaction of a 2-(alkylthio)benzamide with a halogenating agent.