tetramethyldiarsine is a chemical compound registered under CAS number 471-35-2, with the molecular formula C4H12As2 and a molecular weight of about 209.98 g/mol. It is also known as cacodyl; tetramethyldiarsane. TwoChem supplies tetramethyldiarsine for laboratory research and bulk production; product code 2475364. Send an inquiry for purity, packaging, price and lead time.