CAS: 1071-46-1 EC No: 213-992-7 MDL No: MFCD00020490 Liquid Molecular Formula: C₅H₈O₄ MW: 132.12 Boiling Point: 106°/3 mmHg Flash Point: >110°C (>230°F) Density (g/mL): 1.119 Refractive Index: 1.435