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萘酚盐

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Through experiment, we have found that the combination of naphthol/sodium naphtholate is a high efficient bifunctional catalyst for direct aldol reaction.

通过实验,我们发现并筛选出了一组活性较高的β-萘酚和其钠盐双功能催化剂,该方法不需要预先活化Aldol反应的底物就能直接反应,且反应可在室温进行,条件温和,速度快,收率高达98%。

Protein react with sodium bromate solution and α-naphthol solution in alkali condition to produce red component.

蛋白质在碱性溶液中与次氯酸盐和α-萘酚作用产生红色的产物。

A new mathematical model is built based on the laminar flow model and coalescence and redispersion model.

在层状扩散模型和聚并分散模型的基础上,建立了一个新的数学模型,以1—萘酚与对氨基苯磺酸重氮盐这一竞争串联偶氮化合反应体系为例,计算了反映微观混合状态的离集指数。

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Experimental results indicate that the reduction of chemical oxygen demand were 40%, 38%, 12%, 50%, and 73% for β-naphtho1, salt R, dihydroxy salt R, acid red, and wastewater, respectively when the reactions had run for 4 h at a pH of 1.7. In comparison, the COD reduction of-naphtho1 and salt R were 10.2% and 16.2%, lower than 23.4% and 18.1% with H2O2, while the Fenton reaction time was 1 h.

当pH=1.7、反应4h时,β-萘酚、R盐、二羟基R盐、酸性红、实际废水的化学需氧量去除率分别可达40%、38%、12%、50%和73%;对比实验显示,反应时间为1h时,β-萘酚和R盐的COD去除率分别为10.2%和16.2%,而用H2O2则分别为23.4%和18.1%。

By experiment we found that the reaction of aldehydes and nitromethane can proceed smoothly in the presence of a catalytic amount of Disodium Binaphtholate (3 mol %),and obtain a corresponding rate of product up to 100%.

通过筛选,我们发现在催化剂量的联二萘酚双钠盐(3 mol%)存在下,henry反应能够快速的进行,产率高达100%。

Based on the laminar diffusion model, the micro-mixing in a rotating packed bed was discussed by taking the competitive and consecutive azobenzene reaction between 1-naphthol and diazotised sulphanilic acid as reaction system.

在层状扩散模型的基础上,以1萘酚与对氨基苯磺酸重氮盐在旋转填充床内发生的竞争串联偶氮化合反应为例,探讨了填充床内的微观混合情况。

A new mathematical model is built based on the laminar flow model and coalescence and redispersion model. Taking the competitive and consecutitive azobenzene reaction between 1-naphthol and diazotised sulphanilic acid as an example calculated segregation index.

在层状扩散模型和聚并分散模型的基础上,建立了一个新的数学模型,以1—萘酚与对氨基苯磺酸重氮盐这一竞争串联偶氮化合反应体系为例,计算了反映微观混合状态的离集指数。

The oxidation of naphthols and 2-naphthylamine under the copper amine complexes led to some novel reactions and products.

本文利用简单易得的小分子有机胺与铜盐制成络合物,模拟氧化还原酶,通过改变铜胺配比等因素来调整催化剂活性中心的配位状态,从有机合成的角度研究其对萘酚类和2-萘胺等底物的氧化性质和催化氧化性质,发现了一些新颖的仿生氧化反应和产物。

This thesis took the complexes of cupric or cuprous salts with small molecular amines to mimic oxidoreductases. The coordination environment of the active centers of the catalysts can be modified by changing the ratio of copper/amine. The oxidation of naphthols and 2-naphthylamine under the copper amine complexes led to some novel reactions and products.

本文利用简单易得的小分子有机胺与铜盐制成络合物,模拟氧化还原酶,通过改变铜胺配比等因素来调整催化剂活性中心的配位状态,从有机合成的角度研究其对萘酚类和2-萘胺等底物的氧化性质和催化氧化性质,发现了一些新颖的仿生氧化反应和产物。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。