acetic anhydride

Sulfur method replaced by acetic anhydride method for chloroacetic production is the trends in domestic.

指出在国内用醋酐法代替硫磺法生产氯乙酸的必然趋势.

The effects as the dosage catalyzer and acetic anhydride had been studied in new process.

并探讨新工艺中,异构化催化剂的用量、酰化剂醋酐的配比对乙酰甲胺磷的收率的影响.

A analytic method by titration using acetic anhydride as age nt is related in this paper.

所作的工作建立了以乙酸酐为掩蔽剂,用盐酸标准溶液滴定二甲胺中三甲胺含量的分析方法.

The kinetics of esterification of linalool with acetic anhydride was studied.

研究了芳樟醇与乙酸酐酯化反应动力学.

Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong-acid cation exchange resin.

以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林.

Aspirin was synthesized from salicylic acid and acetic anhydride by sodium bisulfat as catalyst.

用一水硫酸氢钠为催化剂由水杨酸与乙酐酯化合成阿司匹林.

Amino 4 methoxyl acetylaniline was synthesized acetylization ofp-methoxylaniline with acetic acid and acetic anhydride, then nitration and reduction.

以对甲氧基苯胺为原料,用冰醋酸和醋酸酐作乙酰化剂,经乙酰化 、 浓硝酸硝化、铁粉还原合成了3-氨基-4-甲氧基乙酰苯胺.

Corn starch, modified by acid, can be acetylated to starch acetate by treatment with acetic anhydride.

以酸解醋酸淀粉为主要原料,添加增强剂、玉米淀粉和木薯淀粉等原料, 制成了一种新型粘合剂.

N-phenyl maleimide was synthesized ring dehydration catalyst of nickel diacetylacetonate ( Ni ( ac ac ) 2 ) by acetic anhydride method.

以乙酰丙酮镍为闭环脱水催化剂,运用改进的醋酐法,合成了N - 苯基 马来酰亚胺.

New progress for phenylacetone synthesis from organic zinc reagent and acetic anhydride was studied.

实验研究了以氯化苄为原料合成药物中间体苯基丙酮的新工艺.

Sulfuric acid and acetic anhydride were used as a cyclizing agent to prepare Ofloxacin intermediate.

用硫酸乙酐混合物作环合剂,制备了氟嗪酸中间体.

Sulfonated EPDM ionomers ( S-EPDM ) were prepared with concentrated sulfuric acid and acetic anhydride.

用浓硫酸和醋酸酐与三元乙丙橡胶(EPDM ) 反应制备了磺化三元乙丙橡胶离聚物 ( S-EPDM).