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CAS号: 67776-07-2 英文名称: 2-Keto-D-gulonic Acid Methyl Ester 英文同义词: Methyl D-Sorbosonate;Ascorbic Acid Impurity 1;KPHIBLNUVRGOGU-MROZADKFSA-N;2-Keto-D-gulonic Acid Methyl Ester;D-xylo-[2]hexulosonic acid methyl ester;Ascorbic Acid Impurity 4(methyl D-sorbosonate);Ascorbic Acid Impurity 1 (Methyl D-Sorbosonic Acid);Ascorbic Acid Impurity D (Methyl D-Sorbosonic Acid);Ascorbic Acid Impurity 4（Ascorbic Acid EP Impurity D）;Ascorbic acid Imp D (EP) : methyl D-xylo-hex-2-ulosonate 中文名称: 2-酮基-D-古洛糖酸甲酯 中文同义词: 维他命C杂质;维生素C杂质D;维生素C杂质1 分子式: C7H12O7 分子量: 208.17 熔点 : 158-159 °C 沸点 : 495.4±45.0 °C(Predicted) 密度 : 1.532±0.06 g/cm3(Predicted) 酸度系数(pKa): 11.28±0.20(Predicted)