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Ethylene dibromide and methyl bromide,liquid mixture, see

二溴化乙烯和溴甲烷的液态混合物,见

Bromoethyl benzene was synthesized by anti-Markovnikov addition of hydrogen bromide to styrene under ultraviolet light irradiation.

在紫外线的照射下,苯乙烯与溴化氢气体发生反马氏规则自由基加成反应,可合成β-溴乙苯。

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。

Four bromocarbazoles were synthesized through direct bromination method.

用直接溴化法合成了 4种不同取代的溴代咔唑。

A dual-wavelength resonance light scattering ratiometric method based on the interaction between bromothymol blue and cetylpyridinium bromide was developed for the determination of CPB.

应用双波长共振光散射比率法研究了溴百里酚蓝与阳离子表面活性剂溴化十六烷基吡啶的相互作用。

Ib was synthesized by condensation of phthalic anhydride with 2-methylresorcinol in fused AlCl〓/NaCl (5∶1), followed by selective acetylation, methylation, NBS bromination and condensation with sodium ethoxide.

邻苯二甲酸酐在熔融的三氯化铝-氯化钠(5:1)中和-2,6-二羟基甲苯环合得1,3-二羟基-2-甲基蒽醌〓后经选择性乙酰化、甲基化、NBS溴化、乙醇钠缩合得1-甲氧基-2-乙氧甲基-3-羟基蒽醌。

A novel method for synthesizing a series of tribromomethylarenes by halogen exchanging of trichloromethylarenes with boron tribromide was reported.

报道了一种以三氯甲基芳烃与三溴化硼反应制备系列三溴甲基芳烃的新方法。

The results show that the brominated reaction is complete in 1.5 initial contact minutes,an...

结果表明,丁基橡胶的溴化过程只在最初的1.5min内,随着反应时间的延长及在碱性条件下反应,发生了分子结构的重排,即由溴代仲位烯丙基结构向更稳定溴代伯位烯丙基结构转移。

The current knowledge concerning effects of polybrominated diphenyl ether on benthic aquatic organisms is still very limited although they have been widely used as fire retardant additives for 3 decades.

多溴联苯醚(polybrominated diphenyl ether,PBDEs)为溴化阻燃剂的一种,近30年来已被广泛地运用,但目前仍少有研究探讨其对水生底栖生物之毒性影响。

High-density fluids include solids-free, potassium chloride, sodium chloride, calcium chloride, zinc bromide and calcium bromide formulations.

高密度液体包括无固体的氯化钾、氯化钠、氯化钙、锌、溴铵和溴化钙制剂。

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