英语人>网络例句>hydroxy-phenyl-acetic acid 相关的网络例句
hydroxy-phenyl-acetic acid相关的网络例句

查询词典 hydroxy-phenyl-acetic acid

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In accordance with the process, the hydroxy carboxylic acid serves to temporarily transfer chlorine from and does not form a salt with the alkali metal salt of a chlorite ion.

根据本方法。羟基羧酸用作暂时转移氯,并且与亚氯酸根离子的碱金属盐不生成盐。

Mechanical exfoliants utilize scalp found in beta hydroxy acids know as salicylic acid, which is derived from real alba.

机械去角质剂采用取自真正白珠树叶的?氢氧基酸作用於头皮。?

This protective, moisture-boosting formula features a time-released liposome system of Alpha Hydroxy acid to smooth away fine lines.

具防护和强效保湿配方,含阿尔法羟酸作用于脂质体系统,使皮肤细滑、抚平皱纹。

The use of both an Alpha Hydroxy Acid and a skin moisturiser, Glycereth-26, in hand dishwashing detergents has been shown to have a positive effect on certain skin health parameters.

研究发现,在洗洁精中同时结合AHA果酸及甘油脂保湿因子,能加倍发挥保护皮肤的功效。

With polyoxyethylene nonyl phenol ethers (OP-10) as emulsifier and dodecyl benzene sulfonic acid as catalyst, hydroxy organosilicon microemulsion was prepared through octamethylcyclotetrasiloxane (D4) open-ring polymerization under certain conditions.

以壬基酚聚氧乙烯醚(OR-10)作乳化剂,十二烷基苯磺酸为催化剂,通过八甲基环四硅氧烷(D4)开环聚合,在一定条件下合成了端在基聚二甲基硅氧烷微乳液。

Bromooctane was synthesized from potassium bromide(by-product of synthesizing 2-hydroxy-4-octyloxybenzophenone) and n- octanol using concentrated sulfuric acid as a catalyst.

以生产2-羟基-4-正辛氧基二苯甲酮的副产物溴化钾和正辛醇为原料,浓硫酸为催化剂,合成了溴代正辛烷。

Benzyl bromide was synthesized from potassium bromide ,a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531),and benzoic alcohol in the presence of concentrated sulfuric acid.

溴化钾作为工业生产2-羟基-4-正辛氧基二苯甲酮的副产品,在浓硫酸存在的条件下,与苯甲醇进行反应合成苄基溴。

L-Amino-2-bromo-4-hydroxy- anthraquinone could be obtained by coordinated hydroxylation of l-amino-2- bromo- anthraquinone, boric acid and the initiator potassium iodide or bromide with 97.5%yield and 99% purity.

在用HPLC跟踪溴氨酸的合成过程研究中发现,1-氨基蒽醌-2,4二磺酸在溴化过程中可转化为产物溴氨酸。

Kojic acid [2-hydroxmethyl-5-hydroxy-γ-pyrone] is a kind of metabolite produced by some microorganisms.

曲酸是微生物产生的一种具有抗菌作用的弱酸性代谢产物,自古存在于酱类与酒类的酿造中。

Benzyloxy benzoyldimethylsulfoxide was prepared by the reaction of ethyl 4-benzyloxybenzoate and dimethyl sulfoxide in the presence of sodium hydride, followed by Pummerer reaction with concentrated hydrochloric acid to afford eo-hydroxy-co-thio-methyl-(4/-benzyloxy) acetophenone, which reacted with urea, thiosemicarbazide, semicarbazide hydrochloride and o-phenylenediamine to give imidazolidine-2,4-dione, l,2,4-triazine-3- one and quinoxaline derivatives, respectively.

本文用4-苄氧基苯甲酸乙酯和二甲亚砜为原料,在氢化钠存在下反应,合成了(4′-苄氧基)-苯甲酰基-二甲亚砜。研究了该亚砜在浓盐酸的存在下发生的Pummerer重排反应,用重排产物ω-羟基-ω-甲硫基-(4′-苄氧基)-苯乙酮分别与尿素、氨基脲、氨基硫脲和邻苯二胺反应合成了2,4-咪唑啉-二酮、1,2,4-三嗪-3-酮、喹喔啉等含氮杂环化合物。

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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.

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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.

付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。