Synonyms 1 - BromobutaneCas No. 109 - 65 - 9Molecular Structure CH3CH2CH2CH2BrMolecular Weight C4H9Br = 137.03Appearance - Visual Clear LiquidAssay. Gc. W+% 99% Min.Meltin Point -112.4 CBoiling Point 101.6 CFlash Point 23 CRelative Density 1.270 - 1.277Refractive Index 1.4385 - 1.4395Colour 50 Alpha Max.Moisture 300 PPM Max.Non - Volatile 50 PPM Max.Ph 6 - 7UN No 1126IMPG 32043Packing 250 Kgs. H.D.P.E. Drums