butyraldehyde-的意思|示意

The constant volume visual method is used to measure the critical properties of CO2+toluene, CO2+cyclohexane, CO2+n-butyraldehyde, CO2+i-butyraldehyde, CO2+ methanol and CO2+alcohol binary systems.

本文首先采用固定体积的可视化观察法（乳光法）研究了在超临界CO_2加入甲苯、环己烷、正丁醛、异丁醛、甲醇和乙醇等共溶剂之后，整个体系临界性质的变化情况。

Imazethapyr is synthesized from 3 - methyl - 2 - butanone. Butyraldehyde, nucochloric acid or diethyl oxalate by eight steps reaction.

咪草烟的合成可以用3- 甲基-2- 丁酮、 正丁醛、 粘氯酸或草酸二乙酯等原料，经八步反应制得。

The preparation of 2,2-dimethyl-3-hydroxy propanal from the condensation of formaldehyde and i-butyraldehyde by using triethylamine as catalyst was studied.

以异丁醛和甲醛为原料，三乙胺为催化剂，羟醛缩合法合成了2，2-二甲基-3-羟基丙醛。

Under these conditions, the yield of butyraldehyde glycol acetal is 71.1%.

在此反应条件下，丁醛乙二醇缩醛的收率可达71.1%。

Respectively using barium hydroxide and a basic anion exchanger as a catalyst, 2, 2-bis (hydroxymethyl) butyraldehyde is prepared from the Aldol condensation of butyraldehyde with formaldehyde.

在碱性催化剂的存在下，甲醛和丁醛经羟醛缩合反应合成2,2—二羟甲基丁醛。

The butyraldehyde 1, 2-propanediol acetal is synthesized from the acetalization reaction of butyraldehyde and 1, 2-propanediol, and used iodine as catalysis.

以单质碘为催化剂，通过丁醛和1,2丙二醇反应合成了丁醛1,2丙二醇缩醛。