CAS 16883-45-7 appears in our catalog under these names: Tetramethylammonium Borohydride, Tetramethylammonium tetrahydroborate, Tetramethylammonium Borohydride [Reducing Reagent], >90.0%(T), TETRAMETHYLAMMONIUM BOROHYDRIDE, 90%+,RG. Offered by: TRC, GLPBio, TCI, Fluorochem. Available pack sizes: 1g, 2,5g, 250mg, 25g, 5g.