查询词典 carbamate

The reaction mixture was cooled to 10 °C and excess liquid ammonia added to form the acyclic carbamate 13 in 95% yield.

在反应混合物冷却到10 ° C和过剩的液氨补充，形成环氨基甲酸酯类13 95 ％的产量。

Nevertheless, in this thesis, we provided the new approach to synthesis the carbamate and amine prodrugs of 1,8- naphthyridin-4-one.

然而，在这份论文里，我们提供了新方法去合成这些1，8- naphthyridin-4-one的碳醯胺盐和胺类衍生物的前药。

Anticholinergic pesticides such as organophosphate and carbamate have high level of residue and intensity of poison, and hence higher probability of food poisoning of critical nature.

抗乙醯胆碱类农药，因农药残留性高、急性毒性大，所造成的食物污染中毒严重度可能较高。

The objective was to study the target of benzimidazole carbamate drugs against Cysticerci cellulosae and give theoretical basis for type evolution and new drug design.

研究苯并咪唑氨基甲酸酯类抗囊药物对猪带绦虫囊尾蚴的作用靶点，为药物的类型衍化和新药开发提供理论依据。

The preparation and stability of cellulose carbamate solution by dissolving cellulose carbamate -a new spinning cellulose were studied.

研究了制备纤维素纤维的新型原料——纤维素氨基甲酸酯溶液的制备工艺及其稳定性。

The results showed that the cellulose carbamate which synthesized with cellulose pulp that polymerization degree was in the range of 350-612 and the content of N in the range of 2.34%~3.56% could be dissolved in sodium hydroxide solution of 8% to 11% at temperatures of -5~10℃ form 7% cellulose carbamate solution with straw yellow. The obtained solution could be directly used for spinning.

结果表明：在-5~10℃条件下，用聚合度为350~612的纤维素浆粕合成的氮含量为2.34%~3.56%的CC能很好地溶解在质量百分比浓度为8%~11%的NaOH溶液中，形成淡黄色透明溶液，该溶液稳定性良好，可用于纺丝。

The source and formation mechanism of methyl carbamate in liquor covered the followings:①methyl carbamate formed by spontaneous chemical reaction of carbamide and methanol in fermented and undistilled alcoholic beverage;②in alcohol produced by grains as raw materials, cyanide precursor of grains formed into cyanate during fermentation and distillation, which further developed into methyl carbamate in alcohol.

白酒中氨基甲酸甲酯的来源和形成机理主要有：①在已发酵的和未蒸馏的酒精饮料中尿素和甲醇自发的化学反应生成氨基甲酸甲酯；②以谷物为原料生产的酒精中，氨基甲酸甲酯形成的途径来源于谷物的氰化物前体在发酵和蒸馏时反应形成的氰酸盐，氰酸盐在酒精中转化为氨基甲酸甲酯。

Ethyl carbamate, a known genotoxic compound, is mainly found in grape wine and other alcoholic beverages.

氨基甲酸乙酯（Ethyl Carbamate， EC）是一种基因致癌物，葡萄酒及其他酒精饮料中含有微量的氨基甲酸乙酯。

Ethyl carbamate,a known genotoxic compound,is mainly found as a natural trace constituent in wine and other alcoholic beverages.

氨基甲酸乙酯(Ethyl Carbamate，EC)是一种基因致癌物，葡萄酒及其它酒精饮料中含有微量的EC。

Gas chromatographic analysis of 2-chloroethyl ethyl carbamate WANG Yue-feng, YANG Rui, SHE Yong-hong, ZHANG Hong-chao (Sanonda Zhengzhou Pesticide Co., Ltd., Zhengzhou 450009, China) Abstract: Separation and quantitative determination of 2-chloroethyl ethyl carbamate was conducted using gas chromatography with FID using an OV-101 packed column and biphenyl as the internal standard. Column temperature was 190℃, the ignition chamber was 230℃, and the test chamber was 230℃.

2-氯乙基氨基甲酸乙酯气相色谱分析王跃凤，杨睿，佘永红，张宏超(沙隆达郑州农药有限公司，郑州 450009)摘要：采用气相色谱法，柱填充物为3% OV-101涂渍在 Chromosorb W AW DMCS (180~250m)上，柱温：190℃，气化室：230℃，检测室：230℃；内标物为联苯，用内标法对2-氯乙基氨基甲酸乙酯有效成分进行分离和检验。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。