The intermediate dye can then undergo an acid catalyzed ring opening to produce a colored dye form.
然后中间体染料可进行酸催化的开环,以产生有色染料形式。
The carbonylation of benzyl chloride to phenylacetic acid catalyzed by carbonyl cobalt is discussed in great detail.
在此基础上对羰基钴在催化羰化反应领域的应用作了展望。
The reaction conditions and reaction mechanism were studied on synthesis of isopropyl chloride from isopropanol and hydrochloric acid catalyzed by zinc chloride.
研究了以盐酸和异丙醇为原料,氯化锌为催化剂合成氯代异丙烷的工艺条件,并对反应动力学过程进行了分析。
The possibility of the inositol nicotinate formation from inositol and nicotinic acid catalyzed by immobilized lipase in organic solvent was explored in this paper.
探讨了有机相中固定化脂肪酶催化肌醇和烟酸合成肌醇烟酸酯的可能性;
The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated.
研究了对甲基苯磺酸催化合成阿魏酸单甘油酯的工艺。
The synthesizing of dimethyl methyl phosphonic acid ester with trimethyl phosphite was catalyzed by methyl alkylbenzenesulfonate.
报道了以烷基苯磺酸甲酯催化异构亚磷酸三甲酯合成甲基膦酸二甲酯。
The esterification reaction of a long chain fatty acid and a fatty alcohol catalyzed by sugar ester modified lipases in organic media was studied.
本文研究了不同糖脂化合物修饰的脂肪酶在有机溶剂中催化长碳链脂肪酸和脂肪醇的酯化反应。
Pre-esterification of China wood oil catalyzed by solid acid in fixed bed reactor was researched.
利用固定床反应器,以固体酸为催化剂催化桐油预酯化反应。
Polyketone (STCO) was prepared by the copolymerization of carbon monoxide and styrene catalyzed by a composite catalyst system- palladium acetate, 2,2' bipyrodine associated with a strong acid.
采用由乙酸钯、2 ,2’ 联吡啶与强酸组成的催化体系,催化一氧化碳和苯乙烯的共聚反应合成聚酮(STCO)。
Cyclohexyl acetate was synthesized from acetic acid and cyclohexanol catalyzed by aluminum chloride hexahydrate.
以乙酸和环己醇为原料,六水合三氯化铝为催化剂催化合成了乙酸环己酯。
The reaction can be catalyzed by protonic Acid.
质子酸可以催化反应的完成。
The glucose and oxygen can be catalyzed by the glucose oxidase to produce the gluconic acid and hydrogen peroxide.
葡萄糖和氧气藉由葡萄糖氧化酵素的催化,可产生葡萄糖酸和过氧化氢。
It is discovered that isomerization of 2,10-epoxypinane produce mainly perillyl alcohol in 353 ~ 363 K catalyzed by acid catalysts in strongly polar protonic solvent.
结果表明:在酸催化剂存在下,强极性非质子溶剂中,2,10-环氧蒎烷于353-363K可定向重排生成紫苏醇。
Lipase catalyzed esterification of organosilyl alcohol with fatty acid in microaqueous phase was studied.
水含量对有机相中脂肪酶催化有机硅烷醇与戊酸的酯化反应有显著的影响。
After the esterification, the acid value of the oil is lower evidently, so the next technique can be catalyzed either by acid or by alkali, and can not be confined by productive technique.
预酯化后油脂的酸值较低,后续工艺既可用酸催化也可用碱催化,完全不受生产工艺的限制。
Isoamyl butyrate was synthesized from butyric acid and isoamyl catalyzed by composite solid acid as the catalyst.
用丁酸和异戊醇为原料,复合固体酸为催化剂合成了丁酸异戊酯。
Based on the experimental results the mechanism of liquid-phase esterification catalyzed by solid acid is suggested.
依据实验结果,提出了固体酸催化剂作用下的液相酯化反应机理。
The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave.
采用搅拌高压釜,以磷钨酸为催化剂,研究了苯与多乙苯的烷基转移反应,多乙苯主要是二乙苯和三乙苯。
Cocoa butter equivalent(CBE)production from palm oil m idfraction(POMF)and stearic acid methyl ester(SAME)by interesterification catalyzed by 1,3 specific lipases in solvent free system was studied.
研究了在无溶剂系统中,利用1,3位置特异性脂肪酶催化POMF与硬脂酸甲酯进行酯交换(反应)制取类可可脂。
The invention relates to a method for preparing a novel diester, which comprises steps of synthesis using immobilization lipase catalyzed by biprotic fatty acid and monohydric fatty alcohol.
本发明涉及一种新型的二元酸酯的制备方法,包括采用固定 化脂肪酶,由二元脂肪酸和一元脂肪醇催化合成二元酸酯的步骤。
The reaction of the synthesis of dibutyl adipate catalyzed by phosphotungstic acid supported on activated carbon was studied.
研究了用活性炭固载磷钨酸催化合成己二酸二丁酯的反应。
It is an important aspect in cause of petroleum formation that hydrocarbon from fatty acid or ester decarboxylation catalyzed by minerals at low temperature.
矿物低温催化脂肪酸或酯的脱羧生烃是石油成因机制的一个重要方面。
It is pointed out that the one-step process catalyzed by solid acid catalysts will become the focus of research works for terpinyl acetate synthesis.
指出了采用固体酸催化剂一步法合成乙酸松油酯应是今后研究工作的重点。
Two-step catalyzed process was adopted to prepare biodiesel from Soybean oil with high acid value.
采用两步法催化高酸值大豆油制备生物柴油。
In this work, the 4-methoxyphenol was prepared from hydroquinone, methanol which were catalyzed by benzoquinone and concentrated sulphuric acid. The yield of 4-methoxyphenol was 80%.
对苯二酚和甲醇在浓硫酸和对苯醌催化下,制得4 -甲氧基酚,产率为80 %。
Synthesis of coumarin-3-carboxylic acid through sodium ethoxide catalyzed synthesis of coumarin -3-carboxylic acid ethyl ester, followed by saponification, acidolysis cyclization was studied.
实验以水杨醛、丙二酸二乙酯为原料,乙醇钠为催化剂催化合成香豆素- 3 -羧酸乙酯,再经皂化、酸解环合合成香豆素- 3 -羧酸。
Ethylene glycol glycosides, useful as humectant in cosmetics, were prepared by phosphoric acid-catalyzed acetalization of glucose with ethylene glycol.
在磷酸催化下,由葡萄糖和乙二醇经缩醛化反应制备了乙二醇葡糖苷,可用作化妆品保湿剂。
The acid-catalyzed hydrolysis of epichlorohydrin is studied with the method of dimensionless parameter for the first order reactions In this paper.
用一级反应的热动力学无量纲参数法研究了环氧氯丙烷的酸催化水解反应。
A new indicator reaction is developed on the basis of manganese-catalyzed oxidation of rhodamine B by potassium periodate with nitrilotriacetic acid as an activator.
本文研究了用氨三乙酸作活化剂锰催化高碘酸钾氧化罗丹明B褪色的新指示反应。
A new indicator reaction is developed on the basis of manganese-catalyzed oxidation of rhodamine B by potassium periodate with nitrilotriacetic acid as an activator.
本文研究了用氨三乙酸作活化剂锰催化高碘酸钾氧化罗丹明B褪色的新指示反应。
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