• 利用方法研究乙酸乙酯皂化反应蔗糖水解反应体系实验结果验证了本方法准确性

    The saponification of ethyl acetate and the hydrolysis reaction system of sucrose have been studied, the accuracy of this method is verified by the experimental re.

    youdao

  • 方法基本原理是:植物水解酶促进乙酸分解生成乙酸

    The plant hydrolyzed-enzyme catalyses naphthyl acetate hydrolyzed reaction, which produces acetic acid.

    youdao

  • 分析结果表明溶液系统胶化主要取决于钛酸丁逐步水解与包括乙酸在内其他有机分子的聚合

    The results show that gelling of the solution system depends on gradually hydrolysis of titanium butoxide and polymerization with other organic group line as well as barium acetate.

    youdao

  • 实验还测定了反应温度催化剂用量酯比对乙酸甲酯水解影响

    The effects of reaction temperature, catalyst amount and mole ratio of water to methyl acetate on conversion were investigated.

    youdao

  • 研究了乙酰乙酸乙酯(AA)不同程度水解B-Z振荡反应影响

    The influence of the hydrolysis of acetacetic ether (AA) on B-Z oscillating reaction is studied.

    youdao

  • 研究中,首次报道了乙酸改性钛酸四异丙酯水解制备钛溶胶方法合成钛层粘土。

    In this study, the Ti-PILC synthesized by the pillaring of Ti-precursor from the hydrolysis of modified TTIP with acetate group in water was firstly reported.

    youdao

  • 通过模拟实验进行比较,认为水解产物乙酰乙酸AA一起充当振荡反应物的角色。

    It is considered that the hydrolysis acid and AA are the double substrates in the oscillating reaction through the comparison of simulation test.

    youdao

  • 通过2,4-二羟基苯乙酸合成考察反应时间物料配比水解过程反应的影响

    Through the experiment on synthesis of 2,4-dihydroxyphenyl acetic acid, the influences of reaction time, the molar rate of raw materials and hydrolysis on the yield of the product were studied.

    youdao

  • 乙酸甲酯水解体系催化剂热力学动力学研究现状进行了评述分析了传统水解分离工艺并提出了可行工艺

    The studies on the catalysts, the thermodynamics and kinetics of methyl acetate hydrolysis were reviewed. The ordinary hydrolysis separation technology was analyzed and a new process was proposed.

    youdao

  • 以蔗糖、丁酸盐乙酸盐为基质厌氧消化试验表明金霉素阿莫西林水解发酵和产氢产乙酸抑制效应强于产甲烷。

    The results of sensitive step test showed that hydrolysis fermentation and hydrogen-production acetogenisis were the rate-limiting steps in the inhibition of aureomycin or amoxicillin.

    youdao

  • 方法甲酸三乙乙酸乙酯缩合,然后羟乙基肼环合水解等一法合成5-氨基吡唑-4-甲酸,然后在亚硫酸钠存在条件下加热脱羧得到5-氨基-1-乙基吡唑。

    METHODS 5-amino-1-hydroxyethyl pyrazole-4-carboylic acid was synthesized through condensation of ethyl cyanoacetate and triethyl orthoformate followed by one-pot methodology of cyclization, hydolysis.

    youdao

  • 西他丁合成乙酰乙酸1-溴-5-氯戊烷为原料,活性亚甲基烃化、成肟和水解3反应得7-氯-2-氧庚酸乙酯;

    The synthesis of Cilastatin sodium started from ethyl acetoacetate and 1-bromo-5-chloropentane, through 3 steps to produce ethyl 7-chloro-2-oxoheptanoate;

    youdao

  • 398中性蛋白酶3种食品级内切蛋白酶牦牛血红蛋白进行酶解,以水解三氯乙酸可溶性氮评价指标采用酶解-活性炭水解进行脱色,筛选出AS1

    398 to hydrolysis yak hemoglobin by degree of hydrolysis and TCA-NSI as the evaluation index, and this experiment adopts hydrolysis-activated carbon method to decolourization, and neutrase AS1.

    youdao

  • 氯苯乙腈原料 ,苄基三甲基氯化铵为转移催化剂碱性条件下进行水解反应制备对氯苯乙酸

    Preparation of trimethylsilyl quaternary ammonium salt phase transfer catalysts and their application in the synthesis of esterified carbon functional groups organic silicone monomers;

    youdao

  • 氯苯乙腈原料 ,苄基三甲基氯化铵为转移催化剂碱性条件下进行水解反应制备对氯苯乙酸

    Preparation of trimethylsilyl quaternary ammonium salt phase transfer catalysts and their application in the synthesis of esterified carbon functional groups organic silicone monomers;

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定