查询词典 amine

N,N-Dimethyl dodecylamine was synthesized with dodecyl amine, formic acid and formaldehyde as raw material in this article.

以十二胺、甲酸和甲醛为原料，合成了N，N-二甲基十二烷基叔胺。

The result shows that the activator which was made up of organic acid and organic amine complex satisfied the prospective demand.

结果表明：采用有机酸和有机胺复配制备的活性物质满足预期要求；复配溶剂满足沸点、黏度和极性基团三大原则；所制备的免清洗焊剂多项性能满足规范要求，达到了免清洗的要求，解决了助焊性与腐蚀性的矛盾；所制备的焊膏焊接性能良好，无腐蚀，固体残留量低，存储寿命较长。

The result was showed that the optimal process conditions were presented as follows: molar ratio of methyl glucose amine to oleic acid 2.5, reaction time 8h, reaction temperature 90℃, and the catalyst dosage 1.5% to the oleic acid reaction.

结果表明，最佳工艺条件为：甲基葡萄糖酰胺和油酸的摩尔比为2.5，反应时间为8 h，反应温度为90℃，催化剂用量占油酸用量的摩尔分数为1.5%。

Contains the carcinogen, and contains the nitric acid amine, can cause of sick with long time eats..

7腌菜：腌菜若制作不得法，含致癌物，并含硝酸胺，久吃因而致病。

Contains the carcinogen, and contains the nitric acid amine, can cause of sickwith long time eats..

7腌菜：腌菜若制作不得法，含致癌物，并含硝酸胺，久吃因而致病。

Sol gel method ; capillary gas chromatographic column ; preparation ; free fatty acid ; amine ; polar compound

溶胶凝胶法；毛细管气相色谱柱；制备；游离脂肪酸；胺；极性化合物

RESULTS: The sequences of cloned adult rat Nogo gene segments (570-691 and 1028-1089 amine acid residues) were identical with those earlier reported.

结果： 获得成年SD大鼠Nogo(570~691和1028~1089氨基酸残基)的基因，测序结果与已发表的基因序列相一致。

These amine substituted acid may polymenze in an analogous manner to unsubst ituted oxo-anions.

这些氨取代酸可以与未取代的氧络阴离子相类似方式聚合。

Fifthly, select acid, amine value high polyamic resins

五是拔取酸、胺值矮的合酰胺树脂

The amidation of fatty acid with amine constructed the skeleton of malyngamide M,and then transformation of Z-olefin to E-olefin completed the synthesis of target molecule.

第4章详细阐述了使用高度会聚通用的路线完成含有末端烯氯结构的malyngamides O，P，Q，和R，以及Q和R的C-5差向异构体的全合成。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。