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CAS号: 4759-48-2 英文名称: Isotretinoin 英文同义词: 13-ra;isotrex;Retinoin;accutane;ro4-3780;teriosal;Roaccutan;13-cis-ra;ro-4-3780;roaccutane 中文名称: 异维A酸 中文同义词: 保肤灵;标准品;泰尔丝;异维甲酸;异曲替酯;异维A酸;他扎罗汀D5;异维甲酸原料;异维 A 酸;异维A酸 现货 分子式: C20H28O2 分子量: 300.44 熔点 : 172-175 °C(lit.) 沸点 : 381.66°C (rough estimate) 密度 : 1.0597 (rough estimate) 折射率 : 1.4800 (estimate) 储存条件 : −20°C 溶解度 : Practically insoluble in water, soluble in methylene chloride, slightly soluble in ethanol (96 per cent). It is sensitive to air, heat and light, especially in solution. Carry out all operations as rapidly as possible and avoid exposure to actinic light; use freshly prepared solutions. 酸度系数(pKa): 4.76±0.33(Predicted) 形态: Fine Crystalline Powder 颜色: Yellow-orange to orange 水溶解性 : insoluble 最大波长(λmax): 354nm(EtOH)(lit.) Merck : 14,5228 稳定性: Stable, but probably air and light sensitive. Combustible. Incompatible with strong oxidizing agents. InChIKey: SHGAZHPCJJPHSC-YCNIQYBTSA-N CAS 数据库: 4759-48-2(CAS DataBase Reference) EPA化学物质信息: Isotretinoin (4759-48-2) 危险品标志 : T 危险类别码 : 61-36/37/38-20/21/22 安全说明 : 53-26-36/37/39-45-37/39 WGK Germany : 3 RTECS号: VH6440000 TSCA : Yes 海关编码 : 29362100 毒害物质数据: 4759-48-2(Hazardous Substances Data) 毒性: LD50 (20 day) in mice, rats (mg/kg): 904, 901 i.p.; 3389, >4000 orally (Kamm)