Description Catalogue Number 822066 Synonyms 1,6-Diisocyanatohexane Description Hexamethylene diisocyanate Product Information CAS number 822-06-0 EC index number 615-011-00-1 EC number 212-485-8 Hill Formula C₈H₁₂N₂O₂ Chemical formula OCN(CH₂)₆NCO Molar Mass 168.2 g/mol HS Code 2929 10 00 Structure formula Image Applications Application Hexamethylene diisocyanate for synthesis. CAS 822-06-0, EC Number 212-485-8, chemical formula OCN(CH₂)₆NCO. Physicochemical Information Boiling point 255 °C (1013 hPa) Density 1.05 g/cm3 (25 °C) Explosion limit 0.9 - 9.5 %(V) Flash point 130 °C Ignition temperature 454 °C Melting Point -67 °C Vapor pressure 0.007 hPa (20 °C) Toxicological Information LD 50 oral LD50 Rat 746 mg/kg LD 50 dermal LD50 Rabbit 570 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H315: Causes skin irritation. H317: May cause an allergic skin reaction. H319: Causes serious eye irritation. H331: Toxic if inhaled. H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled. H335: May cause respiratory irritation. Precautionary Statement(s) P280: Wear protective gloves. 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. Storage class 6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials WGK WGK 1 slightly water endangering Disposal 11 Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A. Safety Information Hazard Symbols Toxic Categories of danger toxic, irritant, sensitizing R Phrase R 23-36/37/38-42/43 Toxic by inhalation.Irritating to eyes, respiratory system and skin.May cause sensitisation by inhalation and skin contact. S Phrase S 26-28-38-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of soap and water.In case of insufficient ventilation, wear suitable respiratory equipment.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). Storage and Shipping Information Storage Store below +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 2281 , 6.1, II Declaration (transport by air) IATA-DGR UN 2281 , 6.1, II Declaration (transport by sea) IMDG-Code UN 2281 , 6.1, II Specifications Assay (GC, area%) ≥ 99.0 % (a/a) Density (d 20 °C/ 4 °C) 1.046 - 1.047 Identity (IR) passes test
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