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CAS号: 499-78-5 英文名称: 5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid 英文同义词: Comenic acid;5-Hydroxy-4-oxo-;5-hydroxy-4-pyrone-2-carboxylic acid;5-hydroxy-4-oxo-2-pyrancarboxylic acid;5-hydroxy-4-oxopyran-2-carboxylic acid;5-hydroxy-4-oxo-pyran-2-carboxylic acid;5-hydroxy-4-keto-pyran-2-carboxylic acid;4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo-;2-Carboxy-5-hydroxy-4-pyrone, Comenic acid;5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid(SALTDATA: FREE) 中文名称: 5-羟基-4-氧-4H-2-羧酸 中文同义词: 考闷酸;2-羧基-5-羟基-4-吡喃酮;5-羟基-4-氧-4H-2-羧酸;5-羟基-4-氧代-4H-2-羧酸;5-羟基-4-氧-4H吡喃-2-羧酸;5-羟基-4-氧代-4H-吡喃-2-羧酸 分子式: C6H4O5 分子量: 156.09 熔点 : 284-294 °C 沸点 : 240.29°C (rough estimate) 密度 : 1.5720 (rough estimate) 折射率 : 1.6400 (estimate) 水溶解性 : 5.1g/L(25 ºC) EPA化学物质信息: 4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo- (499-78-5) 危险品标志 : Xn 危险类别码 : 22 WGK Germany : 3

11:13:26 PM · Jan 24, 2021
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