氨基甲酸乙酯

Urethane adduct was synthesized from decarboxylated cashew nut shell liquid,hexamethylenediisocynate and polyethylglycol,which was then reacted with melamineformaldehyde resin to form aqueous coating material.

采用天然植物油、己二异氰酸酯和聚乙二醇在较温和的条件下反应，制得了水溶性的氨基甲酸酯加成物，以此和低醚化度甲醚化三聚氰氨甲醚甲醛树脂制备了水性涂料。

Clinicians should be able to recognize and treat significant toxidromes resulting from acetaminophen; anticholinergic agents including antihistamines and psychoactive drugs; anticoagulants such as warfarin or rat poison; cardiac medications including calcium channel blockers, beta-blockers, and digoxin; muscarinic cholinergic agents including carbamates, some mushrooms, and organophosphates; nicotinic cholinergic agents such as insecticides and nicotine; cyanide; ethylene glycol or methanol from antifreeze or rubbing alcohol; iron-containing products such as deferoxamine; opioids such as morphine, hydrocodone, or methadone; salicylate (aspirin-containing products); sulfonylurea; and sympathomimetic agents such as amphetamines, caffeine, cocaine, or ephedrine.

医师必须可以辨识与治疗乙醯胺酚；抗胆碱剂，如抗组织胺与精神作用药物；抗凝血剂，如warfarin或杀鼠剂；钙离子阻断剂、乙型阻断剂、毛地黄等心脏药物；蕈毒胆碱剂，如氨基甲酸酯盐、某些有毒蘑菇、有机磷农药；菸碱性胆碱剂，如杀虫剂与尼古丁；氰化物；抗冻剂或外用酒精的乙二醇或者甲醇；含铁产品，如 deferoxamine；鸦片类，如吗啡、hydrocodone、美沙冬；水阳酸；硫醯基尿素类降血糖药；拟交感神经药物，如安非他命、咖啡因、古柯碱或麻黄素等造成的明显中毒症候群。

The target compound was synthesized from clarithromycin via hydrolyzation,acetylation,cyclic carbonatation,oxidation,decarbonatation,acylation,cyclic carbamatation and cyclization.

方法以克拉霉素为起始原料，经水解、乙酰化、环碳酸酯化、氧化、脱碳酸酯化、酰化、环氨基甲酸酯化和环合等反应合成目标化合物。

N-Carbobenzoxy-L-homoserinelactone was prepared via N-alkylation reaction of L-methionine and iodoacetamide with benzyl chloroformate as amino protecting agent.

以L-蛋氨酸为原料，氯甲酸苄酯为氨基保护试剂，与碘乙酰胺(I2微量)内酯化反应，合成N-苄氧羰基-L-高丝氨酸内酯。

Omeprazole racemate was resolved respectively by simulated moving bed chromatography and batch chromatography with the coated cellulose triphenylcarbamate as chiral stationary phase and ethanol containing 0.1% diethylamine as mobile phase.

用纤维素三苯基氨基甲酸酯涂敷型手性固定相和含0.1%二乙胺的乙醇溶液，研究了模拟移动床色谱和间歇色谱对奥美拉唑对映体的拆分。

The key intermediate 3-methylaminopiperidine was synthesized from 3-methylaminopyridine by two methods,formylation and lithium aluminium hydride reduction or condensation with triethyl orthoformate and sodium borohydride reduction,and then hydr...

以3-氨基吡啶为原料，分别通过甲酰化反应、氢化铝锂还原和原甲酸三乙酯缩合、硼氢化钠还原两种方法得到3-甲胺基吡啶，最后经催化氢化得到中间体3-甲胺基哌啶。

The key intermediate 3- methylaminopiperidine was synthesized from 3-methylaminopyridine by two methods, formylation and lithium aluminium hydride reduction or condensation with triethyl orthoformate and sodium borohydride reduction, and then hydrolysis.

以3-氨基吡啶为原料，分别通过甲酰化反应、氢化铝锂还原和原甲酸三乙酯缩合、硼氢化钠还原两种方法得到3-甲胺基吡啶，最后经催化氢化得到中间体3-甲胺基哌啶。

Polyimide/silica (PI/SiO2) nano-hybrid films of different solid content were prepared based on pyromellitic dianhydride and 4, 4'-oxydianiline using tetraethoxysilane as the inorganic precursors.

以均苯四甲酸二酐和4，4'-二氨基二苯醚为有机单体，正硅酸乙酯为无机前驱体，制备了SiO2含量一定，PAA杂化胶液固体含量不同的PI/SiO2纳米杂化薄膜。

The determination of amino acids in blood clam antianaemia oral liquid using HPLC-AccQ-Tag method is reported. The oral liquid reacted with 6-aminoquinolyl-N-hydroxysuccini-mdyl carbamate. Then, the corresponding derivatives were analyzed with an HPLC. The chromatographic conditions were AccQ-TagTM C18 column for amino acids analysis (3.9mm×15cm); mobile phase of program elution sodium acetate solution(pH5.02), acetonitrile, Milli-Q water. The amino acids'AQC deriatives were detected at 248nm with a UV-detector. Eighteen kinds of amino acids were completely determined in 35 minutes.

以6-氨基喹啉-N-羟基琥珀酰亚胺基氨基甲酸酯为衍生剂，与毛蚶抗贫血口服液中的氨基酸柱前定量衍生，用WatersHPLC仪，AccQ-TagTM专用C18柱(3.9mm×15cm)，以140mmol·L-1的醋酸钠溶液(pH5.02)为溶剂A，乙腈为溶剂B，超纯水为溶剂C，进行梯度洗脱，检测波长为248nm，35min测试完毕。

Methyl-l, 3-oxazine-2,4-dione are prepared from ethyl acetoacetate and ethyl carbamate at 140 for 6h, catalysted by zinc acetate, giving to 48.8% yields which is 33% more than the literature value.

选用醋酸锌作催化剂，使乙酰乙酸乙酯与氨基甲酸酯在140℃反应6h，合成6-甲基-1，3-噁嗪-2，4-二酮，产率达48.8％，较文献报道值高出了33％。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。