Description Catalogue Number 805740 Synonyms Thioethylene glycol, Thioglycol Description 2-Mercaptoethanol Product Information CAS number 60-24-2 EC number 200-464-6 Hill Formula C₂H₆OS Chemical formula HSCH₂CH₂OH Molar Mass 78.13 g/mol HS Code 2930 90 98 Structure formula Image Applications Application 2-Mercaptoethanol for synthesis. CAS 60-24-2, chemical formula HSCH₂CH₂OH. Physicochemical Information Boiling point 154 - 161 °C (1013 hPa) Density 1.12 g/cm3 (20 °C) Explosion limit 2.3 - 18 %(V) Flash point 70.5 °C Ignition temperature 295 °C Melting Point <-50 °C pH value 4.5 - 6 (500 g/l, H₂O, 20 °C) Vapor pressure 0.76 hPa (20 °C) Toxicological Information LD 50 oral LD50 Rat 98 - 162 mg/kg LD 50 dermal LD50 Rabbit 112 - 224 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H301 + H331: Toxic if swallowed or if inhaled H310: Fatal in contact with skin. H315: Causes skin irritation. H317: May cause an allergic skin reaction. H318: Causes serious eye damage. H373: May cause damage to organs through prolonged or repeated exposure if swallowed. H410: Very toxic to aquatic life with long lasting effects. Precautionary Statement(s) P273: Avoid release to the environment. P280: Wear eye protection. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. RTECS KL5600000 Storage class 6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials WGK WGK 3 highly water endangering Safety Information Hazard Symbols Dangerous for the environment Toxic Categories of danger toxic, irritant, sensitizing, dangerous for the environment R Phrase R 23/24/25-38-41-43-48/22-50/53 Toxic by inhalation, in contact with skin and if swallowed.Irritating to skin.Risk of serious damage to eyes.May cause sensitisation by skin contact.Harmful: danger of serious damage to health by prolonged exposure if swallowed.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. S Phrase S 26-36/37/39-45-61 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets. Storage and Shipping Information Storage Store below +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 2966 , 6.1, II Declaration (transport by air) IATA-DGR UN 2966 , 6.1, II Declaration (transport by sea) IMDG-Code UN 2966 , 6.1, II
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