• 合成了十个硝基苯胺衍生物其中4个化合物含有手性原子

    Nitroaniline derivatives have been synthesized and there are 4 compounds having chiral atom in them.

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  • 标准溶液以纯度为99%硝基苯胺实验室准确配制分装于5毫升安瓿中

    This standard solution was accurately prepared in super-clean laboratory with p-nitroaniline (99%) and sub-packed in 5ml ampoules.

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  • 方法采用硝基苯胺为原料,还原保护甲酰化氯化环合、脱保护基六步反应法可进行化学合成。

    Methods Apraclonidine was synthesized from P-Nitraniline by reaction with reduction, adding protection group, formylation, chlorination, cyclization, off-protecting group.

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  • 本文报道了以生色物l -焦谷氨酰甘氨酰- L -精氨酸-对硝基苯胺盐酸盐底物测定尿激酶效价方法

    A method is reported for the determination of Urokinase potency using the chromogenic substrate L-pyroglutamyl-glycyl-L-arginine-p-nitroaniline hydrochloride.

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  • 苯胺硝基等温吸附曲线基本呈线性

    Nitrobenzene and aniline sorption to CTMAB bentonite was weak, and the isotherms were approximately linear.

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  • 2,4 -二硝基苯胺原料混合溶剂中进行部分还原,得到硝基邻苯二胺。

    The starting material 2, 4-dinitroaniline was partially reduced in a mixed solvent to afford 4-nitro-1, 2-phenylenediamine.

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  • 采用HSB高效微生物技术有机助剂废水进行了工业小试,考察了该技术含有苯胺化合物硝基苯类化合物、硫氰化物降解及有毒化合物废水处理效果。

    It is hard to degradate it. The BOD/COD in the wastewater is 0.1 . An trial with HSB technology has been carried out. The treating process of the benzyl combination has been studied.

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  • 以2 - 氯- 4 - 硝基苯胺为原料,经过重氮化、偶合反应合成出硝基偶氮苯,经还原进行重氮化偶合反应制备出最终产品分散黄104 。

    Disperse 104 was synthesized by a process starting from diazotization of 2-chrolo-4-nitroaniline, followed by coupling, reduction; and then re-diazotization and re-coupling.

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  • 以2 - 氯- 4 - 硝基苯胺为原料,经过重氮化、偶合反应合成出硝基偶氮苯,经还原进行重氮化偶合反应制备出最终产品分散黄104 。

    Disperse 104 was synthesized by a process starting from diazotization of 2-chrolo-4-nitroaniline, followed by coupling, reduction; and then re-diazotization and re-coupling.

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