CAS: 676-58-4 EC No: 211-629-7 MDL No: MFCD00000468 UN No: UN3399; Haz Class: 4.3 (3); Packing Group: I Liquid Linear Formula: CH₃MgCl MW: 74.79 Flash Point: -17°C (1°F) Density (g/mL): 1.013