Synonyms: 4-Androstenedione(4AD); 3,17-Dioxoandrost-4-Ene;delta-(sup4)-Androsten-3,17-dione;delta(Sup4)-Androstene-3,17-dione;delta4-androsten-3,17-dione;delta-4-androstenedione;SKF 2170;skf2170;4-AD CAS: 63-05-8 MF: C19H26O2 MW: 286.41 EINECS: 200-554-5 Purity: 98.88% Characters: Near white crystalline powder, soluble in ethanol, insoluble in water