Aspen Healthcare. We Care sell "Norethindrone" | PharmacountryAspen Healthcare. We Care sell "Norethindrone"
规格参数
- CAS Number: 68-22-4
- EC Number: 200-681-6
- Molecular Weight: 298.4
- Chemical Formula: C20H26O2
- IUPAC Name: (8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
- 含量测定(Assay): 含量测定(HPLC):以无水/干燥品计,norethindrone含量为97.0–103.0%,符合相应药典专论限度要求。
- Melting Point: 熔点范围为202–208°C,采用毛细管熔点仪按药典方法测定。
- Optical Rotation: 比旋光度:+31° – +36° (c=1, dioxane),于20°C在规定溶剂中用旋光仪按药典方法测定。
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