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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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).

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