2513-33-9

• 常用中文名：2',4'-二羟基-2-苯甲酰基苯甲酸
• 常用英文名：2-(2,4-Dihydroxybenzoyl)benzoic acid
• CAS号：2513-33-9
• 分子式：C₁₄H₁₀O₅
• 分子量：258.226
• 发布时间：2018-08-23 21:44:29
• 更新时间：2026-06-30 17:05:15

名称

• 中文名: 阿司匹林杂质G
• 英文名: 2',4'-Dihydroxy-2-benzoylbenzoic Acid
• 中文别名: 乙酰水杨酸杂质4; 阿司匹林杂质(2-(2,4-二羟基苯甲酰基)苯甲酸); 2-(2,4-二羟基苯甲酰基)苯甲酸(阿司匹林杂质); 阿司匹林杂质; 荧光素杂质C/A1A; 荧光素钠杂质C; 2-(2,4-二羟基苯甲酰基)苯甲酸; 荧光素杂质C 标准品; 荧光素相关化合物C; 荧光素杂质C; 阿司匹林杂质/荧光素钠杂质C 标准品; 乙酰水杨酸(阿司匹林)杂质4
• 英文别名: 2-(2,4-Dihydroxybenzoyl)benzoic acid (Aspirin Impurity); Acetylsalicylic Acid Impurity 12; 2-(2,4-dihydroxyphenyl)cbonylbenzoic acid; Aspirin IMpurity (2-(2,4-Dihydroxybenzoyl)benzoic Acid); Monosodium salt form; 2′,4′-Dihydroxy-2-benzoylbenzoic Acid; Fluorescein Impurity C; Aspirin Impurity G; 2-(2,4-Dihydroxybenzoyl)benzoic acid in methanol; (2 -(2,4-Dihydroxybenzoyl)) Aspirin IMpurity (2-(2,4-Dihydroxybenzoyl)benzoic Acid); 2-(2,4-Dihydroxybenzoyl)benzoic Aci; Fluorescein impurity C CRS; Benzoic acid,2-(2,4-dihydroxybenzoyl); Fluorescein Related Compound C; Acetylsalicylic Acid (Aspirin) Impurity 4; Fluorescein Related Compound C (2-(2,4-Dihydroxybenzoyl)benzoic acid); Fluorescein Sodium Impurity C; Fluorescein impurity C; Acetylsalicylic Acid Impurity 4; *Desflurane Impurity 4 (Desflurane Impurity D); 2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID

物化性质

• 密度: 1.5±0.1 g/cm3
• 沸点: 555.7±33.0 °C at 760 mmHg
• 熔点: 202-205ºC (dec.)
• 分子式: C₁₄H₁₀O₅
• 分子量: 258.226
• 闪点: 304.0±21.9 °C
• 精确质量: 258.052826
• PSA: 94.83000
• LogP: 2.30
• 外观性状: 粉末
• 蒸汽压: 0.0±1.6 mmHg at 25°C
• 折射率: 1.678
• 储存条件: 2-8℃，惰性气体

安全

• 危险品运输编码: NONH for all modes of transport
• 海关编码: 2918990090

合成路线

上下游产品

上游产品  8
2321-07-5 1384988-00-4 85-44-9 108-46-3
295788-93-1 630-88-6 13460-50-9 94109-78-1
下游产品  10
24545-86-6 518-44-5 630-88-6 596-09-8
596-03-2 56360-46-4 2321-07-5 15086-94-9
7284-92-6 87569-96-8

海关

海关编码	2918990090
中文概述	2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%