hydroxymethyl

hydroxymethyl furfural 5-

羟甲基糠醛

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

目的:采HPLC盐酸米托蒽醌葡萄糖注射中5羟甲基糠醛的含量。

Methods:Chloroform being solvent,under bath heat,4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.

方法:作溶剂,在浴温条件下,4羟甲基笼状双环磷酸酯分别与戊酰、己酰发生酰化反应。

Two kinds of products can be obtained in the addition reaction of benzaldoxime with propinol, in which 3-hydroxymethyl-dihydroisoxazol is the main product when reaction equilibrium is reached.

炔丙醇的两种取向对应着加成反应的两种产物，反应达到平衡后，3-羟甲基二氢异恶唑为主要产物。