Molecular Formula: C6H10O Molecular Weight: 98.14 Linear Structural Formula: C2H5CH=C(CH3)CHO MDL Number: MFCD00006978 Purity: >=97.0% (GC) Density: 0.86 g/mL at 25 C (lit.) Refractive Index: n20/D 1.448-1.452; n20/D 1.45 (lit.)