| 1-甲基-3-正丙基-5-吡唑羧酸的制备 |
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| 引用本文： | 俞海,徐宝财. 1-甲基-3-正丙基-5-吡唑羧酸的制备[J]. 精细石油化工, 2000, 0(3): 20-22 |
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| 作者姓名： | 俞海 徐宝财 |
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| 作者单位： | 北京工商大学化工学院应用化学系,100037 |
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| 摘 要： | 由 2戊酮和草酸二乙酯经 Claisen酯缩合反应、甲基化反应、水解反应等四步反应制得了 1甲基 3正丙基 5吡唑羧酸 ,总收率 61 .4 % ,产物结构经 MS表征
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| 关 键 词： | 2-戊酮和草酸二乙酯 合成 1-甲基-3-正丙基-5-吡唑羧酸 |
| 修稿时间： | 1999-06-28 |
THE PREPARATION OF 1METHYL3NPROPYLPYRAZOLE5CARBOXYLIC ACID |
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| Yu Hai and Xu Baocai. THE PREPARATION OF 1METHYL3NPROPYLPYRAZOLE5CARBOXYLIC ACID[J]. Speciality Petrochemicals, 2000, 0(3): 20-22 |
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| Authors: | Yu Hai and Xu Baocai |
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| Abstract: | methyl3npropylpyrazole5carboxylic acid was prepared through four steps Claisen condesation, methylation, hydrolysis, et al. from the staff 2pentanone and diethyloxatate. The total yield was 61.4% and the product was characterized by MS. |
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| Keywords: | pentanone and diethyloxatate preparation 1-methyl-3-n-propyl-pyrazole-5-carboxylic acid |
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