... 1,3-bis(9H-carbazol-9-yl)benzene CAS: 550378-78-4 Formula: C30H20N2 M.W.: 408.49 mCP1,3-bis ... (9H-carbazol-9-yl)benzeneCAS: 550378-78-4Formula: C30H20N2M.W.: 408.49 Hole Transport Materials: NPB, TPD ... . 1,3-bis(9H-carbazol-9-yl)benzene, mCP, 550378-78-4