【肼甲酸】

肼甲酸

在例句中比较

carbazinic acid

... -carbamic acid 氨甲酸 -carbazinic acid 肼甲酸 -carbinol 甲醇 ...

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hydrazine carboxylic acid

... 胺硫脲 hydrazine carbothioamide 肼甲酸 hydrazine carboxylic acid 肼盐酸盐 hydrazine chloride ...

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aminocarbamic acid

... 胺联苯；苯基苯胺 aminobiphenyl; phenylaniline 胺基胺甲酸；肼甲酸 aminocarbamic acid 胺桂皮酸 aminocinnamic acid ...

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短语

肼甲酸苄酯 Benzyl carbazate

肼甲酸甲酯 Methyl hydrazinocarboxylate

肼基甲酸苄酯 benzyl carbazate ; Carbobenzoxyhydrazide ; Benzyl hydrazinecarboxylate

肼基甲酸甲酯 Methyl hydrazinocarboxylate ; Methyl carbazate ; Methoxycarbonylhydrazine

肼基甲酸乙酯 Ethyl carbazate ; Ethyl hydrazinecarboxylate ; Hydrazinocarboxylic acid ethyl ester

肼基苯甲酸 Hydrazinobenzoic acid

甲酸肼 Formic acid hydrazide ; Hydrazinecarboxaldehyde ; carbazaldehyde ; formal hydrazine

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方法原甲酸三乙酯与氰乙酸乙酯缩合，然后和羟乙基肼经环合、水解等一锅法合成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-羟乙基吡唑。

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.

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