China 4-Dimethylaminopyridine - China Supplier
China 4-Dimethylaminopyridine - China Supplier

4-Dimethylaminopyridine

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用途:

催化酰化反应:是一种超强亲核酰化催化剂,能显著催化位阻大、反应活性低的醇和胺的酰化反应,其活性约为吡啶的\(10^4\) - \(10^6\)倍。可用于乙酰螺旋霉素、丙酰螺旋霉素、青蒿素琥珀酸酯、他汀类降脂药等原料药的生产。

其他反应:还可用于催化醇的硅醚化反应、内酯化反应等,也可用作相转移催化剂用于界面反应。在农药生产中,对胺菊酯的合成、异氰酸酯合成氨基甲酸酯等反应具有明显的催化活性。

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