异硫氰酸酯

The reaction of calcium L-threonate with hydrogen bromide in acetic acid readily yields (2S, 3S)-2, 4 -dibromo-3 -hydroxy butanoic acid which was further converted into methyl (2s, 3S)-2,4-dibromo-3-hydroxybutanoate by treatment of methanol.

在化合物12上引入氨基甲酰基可用二氯磷异氰酸酯、氯乙酰异氰酸酯或氯磺酰异氰酸酯，随之引入的二氯磷酰基、氯乙酰基或氯磺酰基可分别用碳酸氢钠、N-甲基二硫代氨基甲钠或亚硫酸钠脱去。

By use of octadecyl (C18) column made in China, a RP-HPLC method was studied using phenylisothiocyanate as the pre-column derivatizing reagent for the determination of amino acids.

采用国产C18反相柱，对以异硫氰酸苯酯为柱前衍生化试剂的高效液相色谱测定氨基酸的方法进行了研究。

His team also examined phenethyl isothiocyanate, a constituent of cruciferous vegetables such as broccoli, on ovarian cancer cells.

斯里瓦斯塔瓦的研究小组还检测分析了存在于花椰菜等十字花科蔬菜中的异硫氰酸苯乙酯对卵巢癌细胞产生的作用。

Mainly engaged in sodium azide, barium azide, three phosphorus nitride Friday, phenyl isothiocyanate, 1 - phenyl -5 - mercapto-tetrazole, 4 - dimethylamino-pyridine, 2 - mercapto--5 -- methyl-1,3,4 thiadiazole, N-hydroxy phthalimide, anhydrous betaine and betaine hydrochloride, such as fine chemical raw materials and medicine, pesticide intermediates of the development, production and sales.

主要从事叠氮化钠，叠氮化钡，五氮化三磷，异硫氰酸苯酯，1-苯基-5-巯基四氮唑，4-二甲氨基吡啶，2-巯基-5-甲基-1，3，4噻二唑，N-羟基邻苯二甲酰亚胺，无水甜菜碱及甜菜碱盐酸盐等精细化工原料及医药、农药中间体的开发、生产和销售。

The invention relates to a pipeline polyurea outer anticorrosive coating and the making method thereof, making heated prepolymerization reaction on dibenzo-methane diisocyanate, carbodiimide diisocyanate, polyether binary alcohol and polyether trihydric alcohol to prepare prepolymer solution A, and making end amino polyethylene oxide ether, dimethyl sulfur-based toluene diamine, diethyl diamine, iso-propyl titanate solution, polyacrylate, carbon black, titanium dioxide and lightweight calcium carbonate into solution B, and as using, respectively heating the solutions A and B to 65 deg.C and then mixing them, then quickly spraying and curing to form a coat.

本发明涉及一种管道用聚脲外防腐涂料及制造方法，由二苯基甲烷二异氰酸酯、碳化二亚胺化二异氰酸酯、聚醚二元醇和聚醚三元醇通过加热预聚反应制成预聚物的A液、由端氨基聚氧化乙烯醚、二甲硫基甲苯二胺、二乙基甲苯二胺、钛酸异丙酯溶液、聚丙烯酸酯溶液、碳黑、钛白粉和轻质碳酸钙配制而成的B液组成，使用时将A液和B液分别加热至65℃后混合，然后快速喷涂固化形成涂层。

When it detects smoke, the alarm emits a compound called allyl isothiocyanate, which is responsible for the pungent taste and smell of stinky foods like mustard, horseradish and wasabi.

这种报警器在检测到烟雾时，喷放出一种称为异硫氰酸烯丙酯的化合物，这种化合物是发恶臭的食物如芥菜、山葵和芥末酱的辛辣味道和气味的原由。

There are many discrepancies in earthworm sampling methods ( hand-sorting, electrical octet, formaldehyde, mustard and allyl isothiocyanate, abbreviated AITC ). All of the methods have some disadvantages.

常用的蚯蚓采样方法如手挖、电击法、福尔马林法、芥末法、异硫氰酸丙烯酯法存在很多差异，各方法都存在一定缺点。

Mustard ; allyl isothiocyanate ; spice ; production methods

芥末；异硫氰酸烯丙酯；调味品；制备方法

Allyl isothiocyanate, a pungent flavor substance, is a naturally-occurring flavor found in plants and their products, particularly those from cruciferea family (for example, mustard, wasabi, and horseradish).

辛辣风味物质异硫氰酸烯丙酯，广泛存在于芥菜、山葵、辣根等十字花科蔬菜及其制品中。

PEITC interfered with a protein called epidermal growth factor receptor, which is involved in the growth of ovarian and

研究显示，异硫氰酸苯乙酯能够对一种名为表皮生长因子受体(epidermal growth factor receptor)的蛋白质产生干扰作用，而这种蛋白和卵巢癌及其它癌瘤的发展有关。

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。