Safety (MSDS) data for 2-propanol General Synonyms: 2-hydroxypropane, isopropanol, isopropyl alcohol, iso-propanol, iso-propyl alcohol, IPA, sec-propanol, sec-propyl alcohol, dimethylcarbinol, propan-2-ol, avantin, avantine, combi-schutz, rubbing alcohol, spectrar, sterisol, takineocol, virahol Molecular formula: CH3CHOHCH3 CAS No: 67-63-0 EC No: 200-661-7 Physical data Appearance: colourless liquid with slight alcohol odour Melting point: -89 C Boiling point: 82 C Vapour density: 2.1 Vapour pressure: 33 mm at 20 C Specific gravity: 0.79 Flash point: 12 C Explosion limits: 2.0 % - 12 % Autoignition temperature: 425 C Stability Stable. Incompatible with strong acids, strong oxidizing agents, halogens, aluminium, active halogen compounds. Regulated in UK under Highly Flammable Liquids and Liquefied Petroleum Gases Regulations 1972. Highly flammable. Vapour-air mixtures may be explosive. Toxicology May be harmful by inhalation, ingestion or skin absorption. May act as an irritant. UK OES Long-term 980 mg/m3. Toxicity data (The meaning of any abbreviations which appear in this section is given here.) ORL-RAT LD50 5045 mg kg-1 Pimephales promelas LC50 11130 mg/l/96h Daphnia magna LC50 9500 mb/1/24h Risk phrases (The meaning of any risk phrases which appear in this section is given here.) R11 R36 R37. Personal protection Safety glasses. Effective ventilation. Safety phrases (The meaning of any safety phrases which appear in this section is given here.) S7 S16 S24 S25 S26.