5 Nitro Di Methyl Isophthalate | Chemicals Exporter Product 5 Nitro Di Methyl Isophthalate CAS # 13290-96-5 Empirical Formula C10H9MNO6 Purity 98.00% Min. Appearance Slightly Yellow – Fine Crystalline Powder M. W. 239 Melting Point 121 °C – 125 °C