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异腈

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Benzene nitriles studied included parent benzene nitriles(cinnamonitrile,benzo nitrile,benzeneacetonitrile,isopropyl benzeneacetonitrile) and para-chloro ben zene nitriles(para-chloro cinnamonitrile,para-chloro benzonitrile,para-chloro be nzeneacetonitrile,para-chloroisopropyl benzeneacetonitrile).

所研究的苯腈类化合物包括苯腈类母体化合物(苯丙烯腈、苯甲腈、苯乙腈、异丙基苯乙腈)和对氯苯腈类化合物(对氯苯丙烯腈、对氯苯甲腈、对氯苯乙腈、对氯异丙基苯乙腈)。

In our work, two kinds of isonitriles were synthesized and a parallel synthesis of an -acylamino amide library was performed to modify the Ugi reaction conditions.

本文合成了两种异腈,并进行了一系列Ugi反应以改进反应条件。

Catalytic asymmetricα-addtion of isocyanide to polarized multiple bond is a challenging research field, and only few successful examples have been reported so far.

异腈对极化多重键的不对称催化α-加成反应是富有挑战性的研究领域,目前为止,仅有为数不多的成功范例。

A mild and convenient method for the synthesis of 4(3)-substituted 3(4)-nitro-1H-pyrroles and 3-substituted 4-methyl-2-tosyl-1H-pyrroles from nitroolefins and tosylmethyl isocyanide in ionic liquid 1-butyl-3- methylimidazolium bromide was developed.

本文以离子液体-溴化1-丁基-3-甲基咪唑为溶剂,采用对甲苯磺酰基甲基异腈与硝基烯反应生成4(3)-取代-3(4)-硝基-1-氢吡咯或3-取代-4-甲基-2-对甲苯磺酰基-1-氢吡咯。

In this work, trially1 isocyanurate and trimethylolpropane trimethaerylate were used as a polyfunetional monomer of PP/PE blends, and the effects of radiation dosage, the kind and amount of polyfunetional monomer on the morphology and mechanical properties were studied.

本研究中采用三烯丙基异腈脲酸酯和三羟甲基丙烷三甲基丙烯酸酯为PP/PE共混体系的多官能团单体。研究了辐照剂量,多官能团单体种类和多官能团单体用量对共混物形态结构及力学性能的影响。

Isonitrile is a kind of compounds with highly chemical activity, owning to its special molecular structure.

异腈的特殊分子结构使其具有极高的化学反应性。

The reaction makes full use of the specialty of isonitrile and can be used to build a series of compounds with different structural skeletons by using diverse inputs.

此反应充分利用异腈的特性,通过使用不同的反应物,可用于合成不同结构骨架的系列化合物。

The reaction makes full use of the speciality of isonitrile and can be used to build a series of compounds with different structural skeletons by using diverse inputs.

该反应充分利用异腈的特性,通过选择合适的原料,极具变化地、简便、高收率地构建了一系列不同骨架的化合物。

Within carboxylic groups, the coordination properties of carbonyl were studied and tn SEM graphs of picolinic acid, meta-methyl benzoic acid and 2-chloro-benzoic acid systems, a large amount of chains like structures probably caused by crystal growth have been firstly observed.

首次在杯[4]芳烃下沿羟基引进亲电性的三乙氧基硅基异腈酸丙酯,并且根据能量传递与匹配的机理合成了五种新型以改性超分子为功能片段的强键型杂化材料,其中与铽能量传递与发射情况最为优异。

The coordinated COD of 3 and 4 can be replaced by carbon monoxide to yield the corresponding dicarbonyl species [(C,N-pyN^C-R) M2]BF4 (14, M= Rh; 15, M= Ir). Ligand substitution of 11a by phosphines and azide causes the de-complexation of pyridinyl-nitrogen donor to generate the corresponding carbene rhodium complexes [(C-pyN^C-Mes)RhPR3] (17a, R = Ph, 17b, R = Et) and [RhN3] (19), respectively, indicating the labile nature of steric-hindered pyridinyl-nitrogen donor.

螯合错合物的吡啶配位,可以容易被σ-予体,如卤离子、叠氮阴离子、膦试剂,置换;但是铑与铱金属螫合物与π-酸试剂,如一氧化碳、异腈,则发生COD被置的产物14a与16;与三甲基亚磷酸酯反应时,COD及吡啶均会被取代而得到单芽的三铑-碳烯错合物18;双膦化合物则会取代铑金属上全部的配位基。

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By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候,里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色,卵在发育96h后卵基本全部孵化。

There was a conflict between plebs and patricians in ancient Rome in 494BC.

在公元前494年,罗马发生了一次平民反对贵族的斗争。