氯代;
Synthesis of n - butyl chloro acetateacid and n - butanol in the presence of stannic chloride pentahydrate was studied.
在五水四氯化锡存在下,由氯乙酸和正丁醇合成氯乙酸正丁酯.
互联网Tetrabromobisphenol A - di ( o - chloro benzyl ) ether is a novel efficient flame retardant.
四溴双酚A - 双 ( 邻氯苄基 ) 醚是一种新型高效阻燃剂.
互联网A sensitive chromogenic reagent , 2 - ( 4 - chloro - 2 - phosphophenylazo ) - 7 - ( 2,4 - dichlorophenylazo ) - 1,8 - dihydroxy - 3,6 - naphthalene disulfonic acid ( abbreviation : DC - CPA ), has been used in the spectrophotometric determination of bismuth.
研究了 2- ( 4-氯 -2- 膦酸基苯偶氮 ) -7- ( 2, 4- 二氯苯偶氮 ) -1, 8-二羟基-3, 6- 萘二磺酸 ( DC -CPA ) 与铋的显色反应.
互联网This article introduced a method for preparing α - chloro - isobutylaldehyde , in order to explore a practical chloration of oxo - compound.
本文介绍了制备氯代异丁醛的方法, 其目的在于探索羰基化合物的一种实用的氯代方法.
互联网STUDY AND APPLICATION OF GF REINFORCED CHLORO OXIDE MG COMPOSITES.
Ti-Nb系复合氧化物的氧敏响应特性.
互联网Synthesis of kojic distearate from stearate acid, chloro - sulfoxide and kojic acid was studied.
介绍了以硬脂酸, 氯化亚砜,曲酸等为原料制备双硬脂酸曲酸酯的方法.
互联网Abstract: 2 - Chloro - 5 - chloromethylpyridine is an important intermediates of the pesticide and the pharmacology.
文摘: 2- 氯 -5- 氯甲基吡啶是农药和医药的重要中间体.
互联网II the use of fragile paper materials, lift - chloro ben - Word raw materials, foam - value of raw materials, etc.
使用易碎纸材料 、 揭起显字原材料 、 泡沫 防 揭原材料等.
互联网Market at home and abroad, synthetic methods and application were described for p - chloro - phenylaldehyde .
介绍了对 氯苯 甲醛的国内外市场 、 合成方法及用途.
互联网Objectives To know the resistance of common nosocomial infection pathogens to P - chloro - m - xylenol ( PCMX ) .
目的了解常见医院感染病原菌对对氯间二甲苯酚的 抗力.
互联网Abstract: 2 - Chloro - 5 - chloromethylpyridine is an importantintermediates of the pesticide and the pharmacology.
文摘: 2 - 氯 - 5 - 氯甲基吡啶是农药和医药的重要中间体.
互联网At present are 2 - chloro ben - mode of destructible cover stealthily.
目前主要有2种形式可破坏显偷换盖.
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