Among three possible isomers of the diazo dye, the one with substitution of two β-hydro atoms of naphthalene ring was predicted to be the most possible isomer by analyzing the calculation results.

1、

Diazo dye were prepared by the diazo coupling reactions of aniline and 7-acetamide-4-hydroxy-2-naphthalene-β-( N, N-dimethylaminoethyl) sulfonamide.

通过苯胺与7-乙酰氨基-4-羟基-2-萘-β-（N，N-二甲基氨乙基）磺酰胺的重氮化偶合反应合成了双偶氮染料。

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2、

Photosensitive complexes of phenolic resin and diazo resin or diazonium salt

酚醛树脂重氮树脂或重氮盐的感光性复合物

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3、

First, 5-nitro-1 and 4-naphthoquinone are prepared through nitration and oxidization of naphthalene, and then through reduction of nitro into amide, diazotisation of the amide and hydro-lytic action of diazo salt, the juglone is made.

萘经过硝化、氧化生成5-硝基-1,4萘醌，然后硝基还原成氨基、氨基重氮化、重氮盐再水解，最终用新方法制得胡桃醌。

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4、

Poly ( N-vinyl carbazole) was modified to prepare azo-PVK by post-azo-coupling reaction with diazo salt as raw material using phase-transfer catalysts.

我们以聚乙烯咔唑为偶合组分，和发色基团对硝基苯重氮盐在相转移催化剂存在下，采用后重氮偶合方法，制备出偶氮化聚乙烯咔唑。

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5、

The molar mass proportion of PVK and diazo salt is 1:4. Diazo salt was divided into several parts and added into solution in batches at room temperature to react for 96 hours.

聚乙烯咔唑和重氮盐摩尔质量比1：4，重氮盐按分批加入方式加入到反应液中，反应时间96小时，反应温度室温。

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6、

[ Methods] Serum total bilirubin and direct bilirubin of 5965 healthy people in Maoming region were determined with diazo reagent method and then were statistically analyzed in different groups of age and gender.

方法用重氮试剂法对该地区健康人群5965人作血清总胆红素和直接胆红素测定，然后按年龄性别分组进行统计学分析。

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7、

Binding energy and interaction potential of calcium cation and diazine ring are based on the calculation of all the complexes of optimized structures.

对优化得到的稳定配合物计算了钙离子与二嗪的结合能和相互作用势。

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8、

Limited expansion of diatomic overlap

有限扩展双原子重叠法

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9、

The development of a broadly tunable excimer laser source by exploiting bound-free transitions of electron beam-pumped diatomic and triatomic are gas halides is described.

宽带可调谐准分子激光源，是电子束泵浦的双原子和三原子稀有气体卤化物通过束缚-自由跃迁产生的。

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10、

Results show that monobasic alcohol raise surface activity and diatomic alcohol little decrease suface activity.

结果表明，一元醇能提高DBMA的表面活性，二元醇使DBMA的表面活性略有下降。

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11、

The Taylor expansion of diatomic molecule orbits and its application

双原子分子轨道能级的台劳展开与应用

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12、

A new method for calculating vibrational spectra of diatomic molecule SnO

计算SnO分子振动光谱的一种新方法

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13、

The measurement of vibrational force constant of diatomic molecule

双原子分子振动力常数的测定

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14、

Calculation Model of Electron Displacement Polarizability in an Asymmetric Diatomic Molecule

一种非对称双原子分子的电子位移极化率计算模型

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15、

A New Method to Deactivate Diatomaceous Earth Support

惰化处理硅藻土载体的一种新方法

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16、

Study on "jhf treating method" of diatomaceous support

硅藻土担体的JHF处理法研究

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17、

JHF treating method for deactivating diatomaceous support was studied.

对JHF硅藻土载体减活法进行了研究。

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18、

A treating method for diatomaceous support

硅藻土载体的处理方法

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19、

Study on the filtration by diatomaceous earth in the TiO_2 production

硅藻土用于钛白生产过滤的试验研究

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20、

Diatomaceous earth filtration as effective pretreatment for preparation of high-purity water

高纯水制备的有效预处理&硅藻土过滤

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