Description Catalogue Number 803598 Synonyms DVB Product Information CAS number 1321-74-0 EC number 215-325-5 Hill Formula C₁₀H₁₀ Molar Mass 130.18 g/mol HS Code 2902 90 00 Structure formula Image Applications Application Divinylbenzene (stabilised with 4-tert-butylpyrocatechol) for synthesis. CAS 1321-74-0, molar mass 130.18 g/mol. Physicochemical Information Boiling point 195 °C (1013 hPa) Density 0.91 g/cm3 (20 °C) Explosion limit 1.1 - 6.2 %(V) Flash point 77 °C Ignition temperature 470 °C Melting Point -88 °C Vapor pressure 0.9 hPa (20 °C) Solubility 5 mg/l Toxicological Information LD 50 oral LD50 Rat 4100 mg/kg LD 50 dermal LD50 Rabbit 8000 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation. H411: Toxic to aquatic life with long lasting effects. Precautionary Statement(s) P273: Avoid release to the environment. 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. Signal Word Warning RTECS CZ9370000 Storage class 10 - 13 Other liquids and solids 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 Dangerous for the environment Irritant Categories of danger irritant, dangerous for the environment R Phrase R 36/37/38-51/53 Irritating to eyes, respiratory system and skin.Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. S Phrase S 61 Avoid release to the environment. Refer to special instructions/ Safety data sheets. Storage and Shipping Information Storage Store at +2°C to +8°C. Transport Information Declaration (railroad and road) ADR, RID UN 3082 , 9, III Declaration (transport by air) IATA-DGR UN 3082 , 9, III Declaration (transport by sea) IMDG-Code UN 3082 , 9, III, Marine Pollutant: P Specifications Assay isomers (GC, area%) 60.0 - 65.0 % (a/a) Density (d 20 °C/ 4 °C) 0.913 - 0.916 Assay isomers ethylvinyl benzol (GC, area%) 34.0 - 39.0 % (a/a) Identity (IR) passes test
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