-hydroxymethyl-的意思|示意

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

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

HPLC method separating the reactants and products in the oxidation of 2, 2 bis (hydroxymethyl) butyric aldehyde was experimentally investigated.

建立了2,2二羟甲基丁醛氧化液中反应物以及产物的高效液相色谱(HPLC)分析方法。

Tris(hydroxymethyl)aminomethane acetate salt; TRIS acetate salt;

名称：三羟甲基氨基甲烷醋酸盐；

The results show that the concentration of 5 (hydroxymethyl) 2 furfural is the highest among them.

结果表明，枣子酊挥发性成分中含量最高的是5 羟甲基糠醛。

It is shown that the best crosslinking reaction technological condition is: the molar ratio for the N-hydroxymethyl propylene acryl amine and the acrylonitrile monomer is 0.

确定最佳交联反应工艺条件为：n羟甲基丙烯酰胺与丙烯腈单体的摩尔比为0。

The results show that high cross-linking degree of resin can be gained as the mass fraction of comonomer N-hydroxymethyl acrylamide (NMA)and hydroxyethacrylate (HEMA)are 6% and 15% respectively.

结果表明，当共聚单体N 羟甲基丙烯酰胺（NMA）和甲基丙烯酸羟乙酯（HEMA）的质量分数分别为6%和15%时， 树脂的交联度较高；