These results are significant because PAH diol epoxides react readily with DNA, induce mutations, and are considered to be ultimate carcinogens of multiple PAH in cigarette smoke.
这些结果具有重要意义，因为多环芳烃二醇环氧化物极易与DNA反应，进而导致变异，因此被视为香烟烟雾中所含多种多环芳烃中最重要的致癌物质。
Stationary phase is a POLAR material such as silica, cyano, amino, diol, etc.
HILIC的固定相主要是极性物质，比如二氧化硅、氰基、氨基、二醇等。
Two 7 - membered ring derivatives of S-(-)-2,2'- binaphthyl - diol, were synthesized.
以S-（-）-2，2’-联二萘酚为手性模板分子，合成出了它的两个七元环衍生物。
The process comprises dehydrating a diol in the presence of a catalyst comprising cerium oxide supported on a carrier.
该方法包含在催化剂的存在 下使二醇脱水，该催化剂包含负载于载体上的氧化铈。
Separation of 1, 1 '-binaphthalene-2, 2' -diol Optical Isomers by Derivatization High Performance Liquid Chromatography.
衍生化高效液相色谱法拆分1,1'-联萘-2,2 ' -二酚光学异构体。
In the experiment, di-isocyanate, polyether diol and a hydrophilic chain-extender were used to synthesize aqueous urethane.
实验采用二异氰酸酯与聚醚二元醇、亲水扩链剂反应合成水性聚氨酯。
Method for preparing S-omeprazole and salt thereof by forming inclusion complex with (s) - (-) -1, 1 '-dinaphthalene-2, 2' -diol.
通过与(S)-(-) -1,1-联萘-2,2-二酚形成包合配合物制备s -奥美拉唑及其盐的方法。
Juvenile hormone (JH) metabolism enzymes, including JH esterase, JH epoxide hydrolase and JH diol kinase, catalyze JH to metabolize.
保幼激素的代谢由保幼激素酯酶、保幼激素环氧水解酶和保幼激素二醇激酶等共同催化完成。
Results showed that levels of 3-monochloropropane-1,2-diol (3-MCPD) of HVP products are relatively high with a geometrical mean of 6.
发现酸水解HVP产品氯丙醇污染严重，氯丙醇的典型代表3-氯-1，2-丙二醇（3-MCPD）的几何均数达到6。
An acidic aqueous electrolyte solution for production of a nickel cathode is provided which includes nickel ions, and 2, 5-dimethyl-3-hexyne-2, 5-diol.
提供了用于制备镍阴极的酸性含水电解质溶液，其包括镍离子和2,5 -二甲基- 3 -己炔- 2,5 -二醇。
A series of novel chiral ligands derived from (9,10)-dihydrophenanthrene-9,10-diol were designed , synthesized and applied in some asymmetric catalysis.
报道了一系列衍生自9，10-二氢菲-9，10-二醇的新型手性配体设计、合成及在不对称催化反应中的应用。
METHODS The title compound was synthesized from 2-butene-1,4-diol, via esterification, epoxidation, amination, then amidation with tetraiodoterebenzoyl chloride.
方法以1，4-丁烯二醇为原料，经过酯化、环氧化、氨解开环，再与四碘对苯二甲酰氯反应合成目标产物。
One kind of hydroxyl - terminated aliphatic polycarbonate, i. e. poly(ethylene ether carbonate) diol(PEECD) was synthesized and used to toughen epoxy resin (EP) .
合成了以羟基封端的脂肪族聚碳酸酯-聚乙基醚碳酸酯二醇（PEECD），并用于环氧（EP）树脂的增韧。
Alkyl diol silica (ADS) is a kind of restricted access media, which can be used for direct injection and analysis of complex biological samples containing bio macromolecules.
烷基二醇基硅胶(ads)系限进介质的一种，可用于含生物大分子的复杂生物样品的直接进样与分析。
The moisture cured polyurethane was synthesized with mixing polyether diol, toluene diisocyanate (TDI) as main raw materials, epoxy resin and hydroxy acrylic resin as modifiers.
以混合聚醚多元醇、甲苯二异氰酸酯为主要原料，环氧树脂、羟基丙烯酸树脂为改性剂合成了湿固化聚氨酯涂饰剂。
The synthesis of oxyethylene oxypropylene copolyethers used for quenchant was studied by using anionic ring opening polymerization, diol or triol as the starting agent and KOH as the catalyst.
研究了以KOH为催化剂，二元或三元醇为起始剂，采用阴离子开环聚合合成淬火剂用共聚醚。 结果表明：产物的分子量随起始剂和杂质量的减少而增加；
Preferably, methyl ricinoleate is converted by cross-metathesis or homo-metathesis into the homo-allylic mono-alcohol 1-decene-4-ol or the homo-allylic polyol 9-octadecene-7,12-diol, respectively.
优选地，蓖麻酸甲酯通过交叉复分解或同质复分解分别转化成高 烯丙一元醇1-癸烯-4-醇或高烯丙多元醇9-十八烯-7，12-二醇。
Objective To investigate the protective effect of Panax Quinquefolium L. Diol saponin on experimental ventricular remodeling in rats.
目的观察西洋参叶二醇组皂苷对大鼠实验性心室重构的保护作用。
Objective To investigate the protective effect of Panax Quinquefolium L. Diol saponin on experimental ventricular remodeling in rats.
目的观察西洋参叶二醇组皂苷对大鼠实验性心室重构的保护作用。
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