CAS 29858-07-9 appears in our catalog under these names: Magnesium bromide diethyl etherate, 98% , Magnesium bromide ethyl etherate, 99%, MAGNESIUM BROMIDE DIETHYL ETHERATE, 99%. Offered by: Thermo Scientific (Alfa Aesar), Thermo Scientific (Acros), Sigma-Aldrich. Available pack sizes: 25g, 100g.