1,Slightly yellow powder 2,CAS: 850-52-2 3,High Quality 4,provide sample Altrenogest CAS: 850-52-2 Molecular formula: C21H26O2 Molecular Weight: 310.43 g/mol Appearance: Slightly yellow powderAltrenogest(17 beta)-17-hydroxy-17-(2-propenyl)estra-4,9,11-trien-3-one; 17 alpha-allyl-17-beta-hydroxyestra-4,Molecular Formula: C21H26O2Molecular Formula: 310.44CAS NO. 850-52-2Standard: USP25Description ...