发明名称 |
CRYSTALLINE CYTIDINE-5{40 -DIPHOSPHATE CHOLINE MONOHYDRATE AND PRODUCTION THEREOF |
摘要 |
Crystalline cytidine-5'-diphosphate choline monohydrate is produced by A. ADDING A HYDROPHILIC ORGANIC SOLVENT TO AN AQUEOUS SOLUTION SYSTEM OF CYTIDINE-5'-DIPHOSPHATE CHOLINE IN THE PH range of from about 2 to about 4, or B. KEEPING CYTIDINE-5'-DIPHOSPHATE CHOLINE STANDING AT A RELATIVE HUMIDITY OF NOT LESS THAN ABOUT 32 PERCENT AND AT A TEMPERATURE IN THE RANGE OF FROM ABOUT 17 DEG C to about 70 DEG C for not shorter than about 5 days.
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申请公布号 |
US3687932(A) |
申请公布日期 |
1972.08.29 |
申请号 |
USD3687932 |
申请日期 |
1970.04.24 |
申请人 |
TAKEDA CHEM. IND. LTD. |
发明人 |
HIDEO NAKAMACHI;KAZUHIDE KAMIYA;MASAO NISHIKAWA;SHOICHIRO FUJII |
分类号 |
C07H19/10;(IPC1-7):C07D51/52 |
主分类号 |
C07H19/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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