... -4-androsten-3-one, 4-Androsten-17β-ol-3-one, trans-Testosterone CAS Number: 58-22-0 Linear Formula: C19H28O2 Molecular ... -4-androsten-3-one, 4-Androsten-17β-ol-3-one, trans-Testosterone CAS Number: 58-22-0 Linear Formula: C19H28O2 Molecular ...