产品与服务

中文名 异维A酸
中文同义 维A酸(维甲酸);13-顺式视黄酸;13-顺维生素A酸;保肤灵;异维甲酸;标准品;异曲替酯;异维A酸原料药
英文名 Isotretinoin
英文同义 Tretinoin Impurity 1（Tretinoin EP Impurity A）;Anti Acne Powerful Isotretinoin Powder Isotretinoin Pharmaceutical Raw Materials;Isotretinoin Capsules;Isotretinoin-D5/13-cis-Retinoic acid-D5;Roaccutan;(2Z,4E,6E,8E)-3,7-diMethyl-9-(2,6,6-triMethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoic acid;ISOTRETINON;A different diMension acid
CAS 4759-48-2
分子式 C20H28O2
分子量 300.44
EINECS 225-296-0
结构式 异维A酸
性质
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
EPA化学物质信息 Isotretinoin (4759-48-2)