bromo的例句大全

This product with Br 2 was obtained 2-bromo-4,5-hydroxymethoxybenzaldehyde through bromination.

再溴代得到2-溴 -4,5-二甲氧基苯甲醛,收率为91.9%,并分析溴代过程中甲酰基的邻位效应及溴代产物的稳定性.

Objective: A new approach to prepare α-bromo-4-benzyloxy acetophenone was introduced.

目的: 报道一种合成α - 溴-4-苄氧苯基乙酮的新方法.

A method for the determination of 6-bromo-2-naphthol and 2-naphthol is described.

采用高效液相色谱法同时测定了6-嗅-2-萘酚和 2- 萘酚的含量.

Methods: α-Bromo-4-benzyloxy acetophenone is synthesized with 4-hydroxy acetophenone and bromonium as materials and methanol as solvent.

方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.

The oxybromination of anisole was investigated with sodium bromide as bromo source and oxygen as oxidant.

以溴化钠为溴源,氧气为氧化剂进行的苯甲醚的催化氧化溴代反应.

Measurement of trace aluminum in silicate sample by photometry based on di-bromo-nitro-azo-arsine

亚硝酸根的光度测定法二溴硝基偶氮胂光度法测定硅酸盐试样中的微量铝

Conclusion The murine local lymph node assay based on 5-bromo-2 ′-deoxyuridine incorporation can be used as an alternative methods to test chemicals allergenicity.

结论小鼠局部淋巴结免疫化学方法可替代豚鼠致敏性实验方法用于评价化学物的致敏性。

Studies on Extraction Spectrophotometry of Ternary Molybdenum(ⅵ) 4 ( 5 Bromo 2 Thiazolylazo) Pyrocatechol Diphenyl Guanidine Ion Associate

钼（Ⅵ）-4-（5-溴-2-噻唑偶氮）邻苯二酚-二苯胍三元离子缔合物的萃取分光光度研究

Using SDS as an emulsion reagent, 1-bromo-2-( 3-butenyl) naphthalene and methacrylic acid are copolymerized by ultrasonic radiation to form phosphorescent poly ( methacrylic acid) nanoprobes which have good biological compatibility and water solubility.

以十二烷基硫酸钠作为乳化剂，在超声辐射作用下，磷光体1-溴-2-（3-丁烯基）萘和甲基丙烯酸发生共聚，形成生物兼容性的聚甲基丙烯酸基纳米磷光探针。

Methods The condensation of 2-bromo-5,6-dimethoxy-indan-1-one with various aminoalkyl phenols in the presence of ( K_ ( 2) CO_ ( 3)) and acetonitrile gave the corresponding title compounds, and the in vitro AchE and BchE inhibitory activities were evaluated by the modified Ellman method.

方法在K2CO3和乙腈存在下，将2-溴-5,6-二甲氧基-1-茚酮与多种胺烷基苯酚缩合得到一系列苯氧茚酮类衍生物，并采用改进的Ellman方法研究它们的体外AchE和BchE抑制活性。

In non-protonic solvent, with potassium hydroxide as condensation agent, N-alkylation has been carried out with bromo-n-butane and monoacetylaniline, and a photographic grade N-butyl-N-phenylacetamide has been synthesized.

在非质子溶剂中，以氢氧化钾为缩合剂，用溴代正了烷和苯乙酰胺进行N烃基化，合成了照相级N正丁基N苯乙酰胺。