1-Methyl-4-(9H-thioxanthen-9-ylidene)piperidinium hydrogen maleate 13187-06-9 9-(1-Methyl-4-piperidylene)thioxanthene maleate 9-(N-Methyl-piperidyliden-4)thioxane maleate BP-400 EINECS 236-141-1 PIMETHIXENE MALEATE Thioxanthene, 9-(1-methyl-4-piperidylene)-, maleate