formas de cristal do composto de sulfoniluréia e método para a produção do mesmo

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专利权人:

NISSAN CHEMICAL INDUSTRIES LTD

发明人:

NAO KITAYADO,YOSHIHIKO NAKAYA,YOSHIYUKI KUSUOKA

申请号：

BR20121110328

公开号：

BR112012010328(A2)

申请日:

2010.10.25

申请国别(地区):

巴西

年份:

2018

代理人:

摘要：

Crystal forms of sulfonylurea compound and method for producing the same. It has been found that a sulfonylurea compound of Formula (1): has two types of crystal polymorphisms and four types of pseudo crystal polymorphisms. A production method of each crystal form of the sulfonylurea compound of Formula (1) through recrystallization or solvate has been also found. In addition, a suspension of a composition containing the crystal that is improved in storage stability is provided.

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中国工程科技知识中心

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http://www.ckcest.cn/home/