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搜狐
14 天
羟醛缩合反应(Aldol condensation)
有时β-羟基醛酮会脱水得到α,β-不饱和羰基化合物。将烯醇盐加成到醛( aldehyde)上得到醇( alcohol),因此此反应被称为 Aldol缩合反应。 原始的aldol反应是用Brönsted酸碱催化,但是此方法会有一系列副反应生成,如自身缩合,多聚缩合,脱水后产物接着进行 ...
C&EN
22 天
Asymmetric Remote Aldol Cyclization Reaction to Synthesize Trifluoromethylated ...
Please note: If you switch to a different device, you may be asked to login again with only your ACS ID. Please note: If you switch to a different device, you may be ...
搜狐
27 天
有机人名反应——Aldol Condensation羟醛缩合反应!
Aldol Condensation羟醛缩合反应,是烯醇负离子和羰基化合物形成β-羟基羰基化合物(β-羟基醛酮)的反应。 醛酮在碱性条件下得到烯醇盐和另一个羰基化合物缩合得到β-羟基醛酮。有时β-羟基醛酮会脱水得到α,β-不饱和羰基化合物。将烯醇盐加成到醛(aldehyde)上 ...
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