英语释义

1. an easily condensable gaseous compound (CH3)2NH having a strong ammoniacal odor made by catalytic reaction of methanol with ammonia or methylamine and used chiefly in organic syntheses (as of vulcanization accelerators for rubber)

片语

Dimethylamine hydrochlor二甲胺

DILINOLEAMIDOPROPYL DIMETHYLAMINE二聚亚油酰胺丙基二甲胺

TALLOWAMIDOPROPYL DIMETHYLAMINE牛脂酰胺基丙基二甲胺

Stearamidopropyl Dimethylamine硬脂酰胺丙基二甲基胺

SESAMIDOPROPYL DIMETHYLAMINE芝麻酰胺丙基二甲胺

dimethylamine selectivity二甲胺选择性

tetradecyl dimethylamine十四烷基二甲基胺

Dimethylamine hydrochlorideEINECS二甲胺

Dimethylamine broane二甲胺合硼烷

英汉例句

• it has been found that the ca, mg, la ion exchanged mordenites have both high activity and high selectivity toward dimethylamine with the yield of around 55%.

  发现钙、镁、镧离子交换的丝光沸石，在表现出较高活性的同时，还对二甲胺具有55%左右的高选择性。

• the select(?)ve synthesis of dimethylamine from ammonia and methylalcohol using the cation modified mordenite as catalysts on atmospheric pressure fixed bed have been studied.

  研究了以阳离子改性的丝光沸石为催化剂，以氨和甲醇为原料，在常压固定床上二甲胺选择性合成反应。

• elementary reaction pathways of the reductants such as dimethylamine borane, hypophosphite ion, formaldehyde, and titanium trichloride were quantitatively examined in terms of the heat of reaction.

  一些基本的化学反应如：二苯胺硼烷、次磷酸离子、甲醛以及三氯化钛通过计算反应热来定量描述。

• objective: to study the effect of dimethylamine tetracycline the effect of in periodontal disease.

  目的：了解二甲胺四环素在口腔临床中的疗效。

• the selective catalytic synthesis of dimethylamine from ammonia and methylalcohol over cerium modified mordenite under ambient pressure in a fixed bed reactor has been studied.

  研究了氨和甲醇以铈改性丝光沸石为催化剂，在常压固定床上选择性合成二甲胺的反应。

• catalyst is one of key issues in the process of amination of fatty alcohol with dimethylamine for preparation of long chain alkyl dimethyl tertiary amine.

  脂肪醇在催化剂作用下直接胺化催化反应是目前生产长链烷基二甲基叔胺的主要工艺。该工艺的技术关键之一在于其催化剂。

• a new technology for preparation of ethoprophos from o, o diethyl dithiophosphoric acid, propance bromide and dimethylamine was introduced.

  介绍了以硫磷酸为原料，与溴丙烷、二甲胺反应合成丙线磷的新工艺。

• influences of feedstock ingredients and ratio, water content on methylamine production were analyzed. the yield of dimethylamine can be moderately increased by adjusting the ratio of feedstock.

  分析了在甲胺生产过程中，配料的组成、水含量、配比对甲胺生产的影响。通过调整配比可以适当提高二甲胺产量。

• ziram was synthesized in an one-step with aqueous solution of dimethylamine carbon disulfide and zinc oxide, in yield 97%. waste water is reused.

  以二甲胺水溶液、二硫化碳和氧化锌为原料一步法合成了福美锌，产率达到97%以上。废水循环利用。