合成了十个对硝基苯胺衍生物,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.
本标准溶液以纯度为99%对硝基苯胺在超净实验室中准确配制并分装于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.
方法采用对硝基苯胺为原料,经还原、加保护基、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.
本文报道了以生色底物l -焦谷氨酰甘氨酰- L -精氨酸-对硝基苯胺盐酸盐为底物测定尿激酶效价的方法。
A method is reported for the determination of Urokinase potency using the chromogenic substrate L-pyroglutamyl-glycyl-L-arginine-p-nitroaniline hydrochloride.
对苯胺、硝基苯的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.
用2,4 -二硝基苯胺为原料,在混合溶剂中进行部分还原,得到对硝基邻苯二胺。
The starting material 2, 4-dinitroaniline was partially reduced in a mixed solvent to afford 4-nitro-1, 2-phenylenediamine.
采用HSB高效微生物技术对有机助剂废水进行了工业小试,考察了该技术对含有苯胺类化合物、硝基苯类化合物、硫氰化物等难降解及有毒化合物废水的处理效果。
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.
以2 - 氯- 4 - 硝基苯胺为原料,先经过重氮化、偶合反应合成出对硝基偶氮苯,经还原后再进行重氮化与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.
以2 - 氯- 4 - 硝基苯胺为原料,先经过重氮化、偶合反应合成出对硝基偶氮苯,经还原后再进行重氮化与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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