| 发明名称 |
Cyclic acetal or ketal preparation from poly:ol and aldehyde or ketone |
| 摘要 |
Preparation of cyclic acetal or ketal compounds (I) comprises reacting a polyol (II) with an excess of a 1-6C aldehyde or 1-6C ketone compound (III). The novelty is that some of (III) is distilled off during the reaction.
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| 申请公布号 |
DE19648960(A1) |
申请公布日期 |
1998.05.28 |
| 申请号 |
DE19961048960 |
申请日期 |
1996.11.26 |
| 申请人 |
BASF AG, 67063 LUDWIGSHAFEN, DE |
发明人 |
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| 分类号 |
C07D317/12;C07D317/20;C07D319/06;C07D321/06;C07H9/04;(IPC1-7):C07D321/00 |
主分类号 |
C07D317/12 |
| 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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