CAS 31696-67-0 appears in our catalog under these names: 2-Hydroxy-9H-thioxanthen-9-one, >95% (HPLC), 2-Hydroxythioxanthone, 2-Hydroxy-9H-thioxanthen-9-one 95%, 9H-Thioxanthen-9-one, 2-hydroxy-, 95%, 95%, 2-Hydroxythioxanthone, min. 95 %, 50 mg. Offered by: TRC, Biosynth, Ambeed, Chemat, Roth. Available pack sizes: 100mg, 1g, 500mg, 0,1g, 0,05g, 0,25g, 0,5g, 250mg.