发明名称 |
METODO IN DUE STADI PR L IDROLISI E IDROGENAZIONE DI ACETAL ALDEIDI |
摘要 |
A two-step method is provided for preparing polyols from compounds containing one six-membered acetal ring and one aldehyde functional group wherein the acetal is first hydrogenated in the presence of a hydrogenation catalyst and then hydrolyzed and hydrogenated in the presence of a water insoluble strongly acid ion exchange resin and a hydrogenation catalyst. |
申请公布号 |
IT1040456(B) |
申请公布日期 |
1979.12.20 |
申请号 |
IT19750026043 |
申请日期 |
1975.08.01 |
申请人 |
EI DU PONT DE NEMOURS AND CO |
发明人 |
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分类号 |
C07C29/132;C07C27/00;C07C29/141;C07C31/20;C07C67/00;C07D307/08;(IPC1-7):07C/ |
主分类号 |
C07C29/132 |
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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