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42831-50-5 5-Methyl-4-isoxazole carboxylic acid

製品名 5-Methyl-4-isoxazole carboxylic acid
英語名 5-Methyl-4-isoxazole carboxylic acid; 5-Methyl Isoxazole-4-Carboxylic Acid; Timtec-Bb Sbb005909; 5-Methylisoxazole-4-Carboxylic Acid; 5-Methyl-4-Isoxasolecarboxylic Acid; 5-Methyl-4-Isoxazolecarboxylic Acid; 5-Methyl-4-Isooxazolecarboxylic Acid; 5-Methylisoxazole-4-Carboxylic; 5-Methylisoxazole-4-Carboxalicacid,Leflunomide; 5-methyl-1,2-oxazole-4-carboxylic acid; 5-methylisoxazole-4-carboxylate; Leflunomide Intermediate; 5-Methylisoxazole-4-carboxylic Acid(B3)
分子式 C5H4NO3
分子量 126.0907
InChI InChI=1/C5H5NO3/c1-3-4(5(7)8)2-6-9-3/h2H,1H3,(H,7,8)/p-1
CAS登録番号 42831-50-5
分子構造 42831-50-5 5-Methyl-4-isoxazole carboxylic acid
融点 145-147℃
沸点 308.3°C at 760 mmHg
引火点 140.3°C
蒸気圧 0.000297mmHg at 25°C
ハザードシンボル  Xi:Irritant;
リスクコード R36/37/38:;
安全説明 S22:;
S26:;
S36/37/39:;