发明名称 |
Process for production of sugar ketals |
摘要 |
A process is disclosed for production of a sugar ketal, which comprises reacting a sugar with a ketone in the presence of antimony pentachloride or antimony pentafluoride. The process offers characteristic features that the reaction can be allowed to proceed fully in a small amount of the catalyst, the objective sugar ketal being obtained in improved yields.
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申请公布号 |
US4659809(A) |
申请公布日期 |
1987.04.21 |
申请号 |
US19840654249 |
申请日期 |
1984.09.25 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
MATSUMURA, KOICHI |
分类号 |
C07H9/02;C07H9/04;(IPC1-7):C07H1/00 |
主分类号 |
C07H9/02 |
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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