CAS: 638-39-1 EC No: 211-335-9 MDL No: MFCD00054408 UN No: UN3146; Haz Class: 6.1; Packing Group: III Powder/Lump Molecular Formula: C₄H₆O₄Sn MW: 236.80 Melting Point: 180-182° Density (g/mL): 2.31