发明名称 |
Process for the production of tetrazolyl compounds |
摘要 |
Disclosed is a method for removing a protective group of an N-protected tetrazolyl compound which comprises reacting said N-protected tetrazolyl compound with a mineral acid under substantially anhydrous conditions in the presence of an alcohol, insuring a high reaction yield of the object tetrazolyl compound.
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申请公布号 |
US5578733(A) |
申请公布日期 |
1996.11.26 |
申请号 |
US19950378825 |
申请日期 |
1995.01.27 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
SHIDA, YASUSHI;YOSHIDA, KOKICHI |
分类号 |
C07D403/10;(IPC1-7):C07D257/04 |
主分类号 |
C07D403/10 |
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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