查询词典 adduct

At least one major DNA adduct was detected in the bone marrow of mice treated with benzene,phenol,hydroquinone,benzoquinone respectively and coadministration of phenol and hydroquinone.

我们采用改进的32P后标记法，对苯及其代谢产物苯酚、氢醌、苯醌及苯酚和氢醌联合染毒在小鼠骨髓中形成DNA加合物的情况进行了初步研究，以探讨苯及其代谢产物的髓性毒作用。

Two kinds of tough curing agents were respectively prepared by using epoxy-oleic methyl ester and epoxy-oleic capryl ester as termination agents of epoxy-amine adduct.

本文选择环氧油酸甲酯和辛酯，分别对环氧树脂—多胺加成物的端胺基进行封端改性，得到了封端改性固化剂G-甲酯和G-辛酯。

Three major anthocyanins of blood orange were isolated. HPLC-ESIIMS analysis results show that the anthocyanins of blood orange are mainly cyanidin-3-glucoside (35.2%) and cyaniding-3-(6"-malonyl) glucoside (42.9%). Furthermore, cyanidin-3-(3"-malonyl) glucoside, cyanidin 3-(6-dioxalyl) glucoside and cyanidin-3-glucoside adduct: 4-vinylcatechol were identified in blood orange.

HPLC-ESI/MS分析表明，血橙花色苷主要是为矢车菊素-3（3&-丙二酰）葡萄糖苷和矢车菊素-3（6&-二乙二酰）葡萄糖苷（组分1），矢车菊素-3-葡萄糖苷（组分2），矢车菊素-3（6-丙二酰）葡萄糖苷（组分3）及矢车菊素－3-葡萄糖苷加成物4-乙烯基儿茶酚（组分4）。

Both catalytic activity and selectivity of Ru(PPh_3)_3Cl_2 were improved in ionic liquid BMImPF_6/DME medium.The conversion of hexene and selectivity ofβ-adduct for the hydrosilylation reaction of 1-hexene with triethoxysilane catalyzed by Ru(PPh_3)_3Cl_2 in ionic liquid BMImPF_6DME (V/V=1/4) medium at 90℃were 100% and 89.0%,respectively.

实验结果表明，在乙二醇二甲醚/离子液体1-丁基-3-甲基咪唑六氟磷酸盐(BMImBF_6)(V/V =1/4)介质中，于90℃下，己烯与三乙氧基硅烷反应的转化率为100%，β加成物的选择性可达89.0%，而用Rh(PPh_3)_3Cl作为反应的催化剂，在纯离子液体BMImPF_6中，就可以高效催化烯烃与三乙氧基氢硅烷的加成反应，过渡金属Rh(PPh_3)_3Cl，Ru(PPh_3)_3Cl_2催化剂/离子液体BMImPF_6催化体系，不仅解决了产物与催化剂分离困难这一难题，同时，离子液体BMImPF_6的存在提高了过渡金属Rh(PPh_3)_3Cl，Ru(PPh_3)_3Cl_2催化硅氢加成反应的活性，特别是β加成物的选择性。

The pathological changes of hallux valgus are diversity, including adduct of metatarsus primus, increasing of the intermetatarsal angle between the first and second metatarsal bones, increasing of hallux valgus angle, dislocation of sesamoides, lost of soft tissue balancing.

拇外翻其病理改变具有多样性的，包括第一跖骨内收、第一，二跖骨间角增大、拇趾外翻角增大、第一跖趾关节近端关节面固定角或远端关节面固定角增大、籽骨移位、软组织平衡的改变等。X射线测量是确定拇外翻病理改变的主要的手段。

These products include sodium percarbonate, percarbamide, 4Na 2SO 4·2H 2O 2·NaCl adduct, tertiary amine oxides, hydrazine hydrate, dihydroxy benzene, quaternary ammonium salt hydrogen peroxide and methylethyl ketone oxime.

介绍了近期国外过氧化氢在部分化学品合成中应用研究新进展，产品包括过碳酸钠、过碳酰胺、4Na2 SO4·2H2 O2 ·NaCl加合物、叔胺氧化物、水合肼、二羟基苯、季铵盐过氧化氢和甲乙酮肟。

Inorganic chemistry ; hydrogen peroxide ; review ; sodium percarbonate ; percarbamide ; 4Na 2SO 4·2H 2O 2·NaCl adduct ; tertiary amine oxides ; hydrazine hydrate ; dihydroxy benzene ; quaternary ammonium salts hydrogen peroxide ; methylethyl ketone oxim

无机化学；过氧化氢；综述；过碳酸钠；过碳酰胺； 4Na2SO4·2H2O2·NaCl加合物；叔胺氧化物；水合肼；二羟基苯；季铵盐过氧化氢；甲乙酮肟；合成；催化剂；质量；安定性；收率

Objective To study the influences of external exposure on polycyclic aromatic hydrocarbons-DNA adduct formation in lung cancer patients.

吕京目的探讨某些外在因素和体内多环芳烃类-DNA加合物的量以及人肺癌三者的关系，以期评价环境的影响，发现高危人群。

It includes two co-satured points, five univariant curves and four crystallization regions corresponding to NaCl,〓,〓, and 〓. It is important to investigate the phase diagrams for designing and optimizing the preparing process of the PSC adduct.

该四元体系及其三元子体系的相平衡研究，为Na〓SO〓制备〓合成工艺条件的确定和产物的分离提供了相平衡理论依据，为硫酸钠资源的综合利用提供了新的思路，具有重要的实用价值和学术意义。

So the 2-pyridone adduct tautomers are easy to separate and identify by GC/FTIR.

氧位加合物与氮位加合物之间，红外光谱差别十分明显，容易区分。

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。