In the epoxidation, chloroform and t butanol gave the best results.
在環(huán)己烯環(huán)氧化反應中, 以氯仿和叔丁醇為溶劑時,環(huán)氧化反應的結(jié)果最好.
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The definilion of kauri - butanol value and its determination method is described.
文章敘述了“溶劑汽油”一詞的由來,K. B.值的定義及測定方法.
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The purified rice amylose and amylopectins were obtained by n - butanol recrystallization method.
采用正丁醇反復結(jié)晶法分離得到的直鏈淀粉和支鏈淀粉有較高的純度.
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The proanthocyanidin content in the ultrafine powder of grape seed was determined inn - butanol - HCl reaction medium.
以正丁醇 - 鹽酸為鐵鹽催化法的反應介質(zhì),測定了葡萄籽超微粉中的原花青素含量.
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The kinetics of dehydrogenation of 2 - butanol to butanone on Ni Ultrafine particle catalyst has been studied.
本文研究了鎳超細粒子催化2-丁醇液相脫氫反應的動力學.
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The alkylation of anisole with tert - butanol in hexane solution was investigated by using molybdenum pentachloride.
研究了五氯化鉬參與的苯甲醚和叔丁醇在正己烷溶劑中的烷基化反應,結(jié)果顯示出很高的對位選擇性.
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Methods Three different concentrations of the n - butanol extract of MOH ( BEM ) : 0.038 g · L ~ ( - 1 ), 0.11 g · L ~ ( - 1 ) and 0.34 g · L ~ ( - 1 ) were prepared.
巴戟天醇提取物 ( BEM ) 配成含生藥0.038g·L~ ( -1)、0.11g·L~ ( -1 ) 、 0.34g·L~ ( -1 ) 三種濃度藥液.
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Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.
研究了丁醇和環(huán)氧乙烷在一種新型固體酸催化劑上的醚化反應.
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Using sodium bisulfate as the catalyst, butyl butyrate was synthesized from butyric acid and butanol.
以硫酸氫鈉為催化劑, 丁酸與丁醇為原料合成了丁酸丁酯.
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Objective : To study the anti - inflammatory and analgesic activities of ipomoea pescaprae ( IP ) - butanol extract andanti - inflammatory mechanism.
目的: 研究馬鞍藤 ( IP ) 正丁醇提取物 抗炎 鎮(zhèn)痛作用及機制.
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Synthesis of dibutyl sebacate from decanedioic acid and butanol by a self - made catalyst.
采用 自制 的催化劑,運用條件實驗法,以癸二酸、正丁醇為原料直接酯化合成癸二酸二丁酯.
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The added n - butanol facilitates the formation of F 127 micelles and makes the CMT of F 127 solutions decrease.
正丁醇的加入有利于F127單體分子聚集形成膠束,使得F127溶液的CMT降低.
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Tri - butyl citrate was synthesized from citric acid and butanol catalyzed by acidic bentonite.
以檸檬酸和正丁醇為原料,在自制酸性膨潤土催化下合成了檸檬酸三丁酯.
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The mechanism of dehydrogenation of secondary butanol and the catalyst characteristics and regeneration steps were introduced.
簡單地介紹了仲丁醇脫氫反應的機理、催化劑的特點和催化劑的再生步驟.
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Synthesis of n - butyl chloro acetateacid and n - butanol in the presence of stannic chloride pentahydrate was studied.
在五水四氯化錫存在下,由氯乙酸和正丁醇合成氯乙酸正丁酯.
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