4-[5-(PYRIDINE-4-YL)-1H-1,2,4-TRIAZOLE-3-YL]PYRIDINE-2-CARBONITRILE CRISTALLIN POLYMORPHE ET SON PROCEDE DE PRODUCTION

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专利权人:

FUJIYAKUHIN CO.; LTD.

发明人:

IWABUCHI, YOSHIYUKI,MIYATA, SACHIHO,SATO, TAKAHIRO,UDA, JUNICHIRO,KANDOU, TAKAMITSU,INOUE, TADASHI,NAKANO, HIROYUKI

申请号：

CA2876391

公开号：

CA2876391C

申请日:

2013.07.24

申请国别(地区):

CA

年份:

2016

代理人:

摘要：

Provided are a 4-[5-(pyridine-4-yl)-1H-1,2,4-triazole-3-yl]pyridine-2-carbonitrile crystalline polymorph, which is useful as a pharmaceutical product, and a production method therefor. The present invention relates to a 4-[5-(pyridine-4-yl)-1H-1,2,4-triazole-3-yl]pyridine-2-carbonitrile crystalline polymorph, and three different crystalline forms are obtained by purification via a salt, storage under humidified conditions or recrystallization.

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中国工程科技知识中心

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