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- N,N-Dihydroxyethyl-acetoacetamide,the raw material of the borate ester bonding agent,was synthesized from methyl acetoacetate and diethanolamine. 二乙醇胺与乙酰乙酸甲酯反应合成了硼酸酯键合剂原料N,N-二羟乙基乙酰乙酰胺。
- Several of costly solvents and chemicals such as DMF,dichloromethane,methyl acetoacetate,pivalic acid etc. left in waste liquid during the cephradine manufacturing process. 头孢拉定生产中的废液组分为DMF、二氯甲烷、特戊酸、乙酰乙酸甲酯和高沸点固体杂质,其中DMF、特戊酸、乙酰乙酸甲酯的经济价值均极高。
- The barnidipine hydrochloride were prepared via cyclocondensation from m-nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy (S)-N-Benzyl-3-py-rrolidinol, recrystallisation and salification. 摘要研究了以碳酸氢铵，间硝基苯甲醛和乙酰乙酸甲酯为原料，经缩合、部分水解，再与(s)-N-苄基－3-羟基吡咯烷经酯化、分步重结晶、成盐得到盐酸巴尼地平的工艺路线。
- Gas chromatography(GC) as a chemical reactor,methyl acetoacetate,ethyl acetoacetate,and methyl(3-oxo) pentanoate can undergo transesterfication with various alcohols without any catalyzers. 在气相色谱上,乙酰乙酸甲酯、乙酰乙酸乙酯、3-氧代戊酸甲酯与醇在无任何催化剂存在下,发生酯交换反应。
- Keywords methyluracil;methyl acetoacetate;urea; 甲基尿嘧啶;乙酰乙酸甲酯;尿素;
- Manufacturing and Application of Methyl Acetoacetate 乙酰乙酸甲酯的生产及其应用
- Keywords chloroacetone;carbonylation;methyl acetoacetate;cobalt complex; 一氯丙酮;羰基化;乙酰乙酸甲酯;钴配合物;
- Keywords solid base catalysts;dimethyl carbonate;acetone;methyl acetoacetate; 固体碱催化剂;碳酸二甲酯;丙酮;乙酰乙酸甲酯;
- Keywords methyl acetoacetate;phannaceutical raw material;intermediate; 乙酰乙酸甲酯;医药原料;中间体;
- Carbonylation of Chloroacetone to Methyl Acetoacetate Catalyzed by Cobalt Complex 钴配合物催化一氯丙酮羰基化合成乙酰乙酸甲酯
- Study on reaction temperature behavior for the synthesis of pseudoionone isomers by methyl acetoacetate method 乙酰乙酸酯法合成假性紫罗兰酮同分异构体温度反应行为研究
- Keywords N;N-dihydroxyethyl-acetoacetamide;uniform design;borate ester bonding agent;aminolysis;diethanolamine;methyl acetoacetate;functional materials; 二羟乙基乙酰乙酰胺;均匀设计;硼酸酯键合剂;胺解反应;二乙醇胺;乙酰乙酸甲酯;功能材料;
- methyl acetoacetate 乙酰乙酸甲酯
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- Construction of methyl alcohol production project. 甲醇生产项目建设。
- Produced from lauryl alcohol and methyl laurate. 以硬酯醇及甲基棕榈。
- Produced from stearyl alcohol and methyl behenate. 可按客户要求生产。
- Produced from stearyl alcohol and methyl palmitate. 以硬酯醇及甲基二十二。
- To combine with the methyl radical. 使甲基化使与甲基根结合
- Methyl silicone oil polysulfonate drilling fluid. 产。甲基硅油聚磺高密度钻井液。
