Description Catalogue Number 801815 Synonyms α-Bromotoluene Product Information CAS number 100-39-0 EC index number 602-057-00-2 EC number 202-847-3 Hill Formula C₇H₇Br Chemical formula C₆H₅CH₂Br Molar Mass 171.03 g/mol HS Code 2903 99 80 Structure formula Image Applications Application Benzyl bromide for synthesis. CAS No. 100-39-0, EC Number 202-847-3. Physicochemical Information Boiling point 198 °C (1013 hPa) Density 1.44 g/cm3 (20 °C) Flash point 87 °C Melting Point -4 °C Vapor pressure 0.5 hPa (20 °C) Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H319: Causes serious eye irritation. H335: May cause respiratory irritation. H315: Causes skin irritation. Precautionary Statement(s) P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. Signal Word Warning Storage class 10 Combustible liquids not in Storage Class 3 WGK WGK 2 water endangering Disposal 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. Safety Information Hazard Symbols Irritant Categories of danger irritant R Phrase R 36/37/38 Irritating to eyes, respiratory system and skin. S Phrase S 39 Wear eye/face protection. Storage and Shipping Information Storage Store below +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 1737 , 6.1 (8), II Declaration (transport by air) IATA-DGR UN 1737 , 6.1 (8), II Declaration (transport by sea) IMDG-Code UN 1737 , 6.1 (8), II, Segregation Group: 1 (Acids)10 (Liquid halogenated hydrocarbons) Specifications Assay (GC, area%) ≥ 98.0 % (a/a) Density (d 20 °C/ 4 °C) 1.437 - 1.440 Identity (IR) passes test Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.