Synthesis of ethyl iso nicotinate using BTEAC ( benzyl triethyl chloride ) as phase transfer catalyst was studied.

以BTEAC ( 苄基三乙基氯化铵 ) 为相转移催化剂合成了异烟酸乙酯.

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Triethyl orthoacetate in reaction and determined by gas chromatography with external standard method.

应用气相色谱法测定制备原乙酸三乙酯反应产物中产品质量.

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Triethyl citrate was synthesized from acid and ethanol using FeCl 3 as catalyst ethanol as dehydrating.

以三氯化铁为催化剂,乙醇为带水剂,用柠檬酸和乙醇为原料合成了柠檬酸三乙酯.

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Aim Enanthal diethyl acetal is prepared with heptaldehyde and triethyl orthoformate as raw materials.

目的研究以庚醛和原甲酸三乙酯为原料制备庚醛二乙缩醛的工艺条件.

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