Description Catalogue Number 820175 Synonyms Ethylene bromohydrin Product Information CAS number 540-51-2 EC number 208-748-1 Hill Formula C₂H₅BrO Molar Mass 124.97 g/mol HS Code 2905 59 98 Structure formula Image Applications Application 2-Bromoethanol for synthesis. CAS 540-51-2, EC Number 208-748-1, molar mass 124.97 g/mol. Physicochemical Information Boiling point 56 - 57 °C (27 hPa) Density 1.76 g/cm3 (20 °C) Flash point 40 °C Melting Point -80 °C Vapor pressure 3.2 hPa (20 °C) Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H226: Flammable liquid and vapour. H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation. Precautionary Statement(s) P210: Keep away from heat. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. RTECS KJ8225000 Storage class 3 Flammable liquids WGK WGK 3 highly water endangering Disposal 9 Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535). Safety Information Hazard Symbols Irritant Categories of danger flammable, irritant R Phrase R 10-36/37/38 Flammable.Irritating to eyes, respiratory system and skin. S Phrase S 24-26 Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Storage and Shipping Information Storage Store below +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 2929 , 6.1 (3), II Declaration (transport by air) IATA-DGR UN 2929 , 6.1 (3), II Declaration (transport by sea) IMDG-Code UN 2929 , 6.1 (3), II Specifications Assay (GC, area%) ≥ 97.0 % (a/a) Density (d 20 °C/ 4 °C) 1.760 - 1.765 Identity (IR) passes test
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