Chemical Name: [2,2]-paracyclophane [1633-22-3] magnet material use Chemical Name: [2,2]-paracyclophane [1633-22-3] Formula C16H16 FW: 208Appearance White crystalline powder ... ., Ltd. is produced two type of parylene dimer. that is [2,2]-paracyelophane(PCP) And Dichloro-[2,2] paracyclophane (DCPCP [2,2]-paracyclophane (PCP)