ONE-POT PROCESS FOR PRODUCING 1,2-BENZISOXAZOLE-3-METHANESULFONAMIDE

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专利权人:

发明人:

UENO YOSHIKAZU,ISHIKURA TSUTOMU

申请号：

IN5438/DELNP/2006

公开号：

IN254159B

申请日:

2006.09.19

申请国别(地区):

IN

年份:

2012

代理人:

摘要：

A process for producing l,2-benzisoxazole-3-methanesulfonamide which comprises using 4-hydroxycoumarin as a starting material and water and 1,2-dichloroethane as solvents to produce the target compound without isolating intermediates in the form of a solid and an industrially useful process for producing 1,2-benzisoxazole-3 -acetic acid, characterized by reacting 4-hydroxycoumarin with hydroxylamine in water.

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