Description Catalogue Number 100984 Synonyms Isobutylalcohol, 2-Methyl-1-propanol, Iso-Butanol Description Isobutanol Overview EMSURE® grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE® provides worldwide best and most extensive product specifications. We declare our EMSURE® range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards. Product Information CAS number 78-83-1 EC index number 603-108-00-1 EC number 201-148-0 Grade ACS,Reag. Ph Eur Hill Formula C₄H₁₀O Chemical formula (CH₃)₂CHCH₂OH Molar Mass 74.12 g/mol HS Code 2905 14 90 Structure formula Image Applications Application Isobutanol for analysis EMSURE® ACS,Reag. Ph Eur. CAS 78-83-1, EC Number 201-148-0, chemical formula (CH₃)₂CHCH₂OH. Physicochemical Information Boiling point 106 - 108 °C (1013 hPa) Density 0.802 g/cm3 (20 °C) Explosion limit 1.5 - 12 %(V) Flash point 28 °C Ignition temperature 430 °C Melting Point -108 °C pH value 7 (80 g/l, H₂O, 20 °C) Vapor pressure 12 hPa (20 °C) Solubility 85 g/l Toxicological Information LD 50 oral LD50 Rat > 2830 mg/kg LD 50 dermal LD50 Rat 2460 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H226: Flammable liquid and vapour. H315: Causes skin irritation. H318: Causes serious eye damage. H335: May cause respiratory irritation. H336: May cause drowsiness or dizziness. Precautionary Statement(s) P210: Keep away from heat. P280: Wear eye protection. 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. P313: Get medical advice/ attention. Signal Word Danger Storage class 3 Flammable liquids WGK WGK 1 slightly 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 Irritant Categories of danger flammable, irritant R Phrase R 10-37/38-41-67 Flammable.Irritating to respiratory system and skin.Risk of serious damage to eyes.Vapours may cause drowsiness and dizziness. S Phrase S 7/9-13-26-37/39-46 Keep container tightly closed and in a well-ventilated place.Keep away from food, drink and animal feedingstuffs.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves and eye/face protection.If swallowed, seek medical advice immediately and show this container or label. Storage and Shipping Information Storage Store at +5°C to +30°C. Transport Information Declaration (railroad and road) ADR, RID UN 1212 , 3, III Declaration (transport by air) IATA-DGR UN 1212 , 3, III Declaration (transport by sea) IMDG-Code UN 1212 , 3, III Specifications Purity (GC) ≥ 99 % Identity (IR) conforms Colour ≤ 10 Hazen Solubility in water conforms Acidity ≤ 0.0005 meq/g Density (d 20 °C/20 °C) 0.802 - 0.804 Refractive index (n15/D) 1.397 - 1.399 Boiling range (107-109°C) ≥ 96 % (v/v) Peroxide (as H₂O₂) ≤ 0.001 % Readily carbonizable substances conforms n-Butyl alcohol (GC) ≤ 0.2 % 2-Butanol (GC) ≤ 0.05 % Butyraldehyde (GC) ≤ 0.01 % Ethylmethylketone (GC) ≤ 0.02 % Isobutyraldehyde (GC) ≤ 0.05 % Al (Aluminium) ≤ 0.00005 % B (Boron) ≤ 0.000002 % Ba (Barium) ≤ 0.00001 % Ca (Calcium) ≤ 0.00005 % Cd (Cadmium) ≤ 0.000005 % Co (Cobalt) ≤ 0.000002 % Cr (Chromium) ≤ 0.000002 % Cu (Copper) ≤ 0.000002 % Fe (Iron) ≤ 0.00001 % Mg (Magnesium) ≤ 0.00001 % Mn (Manganese) ≤ 0.000002 % Ni (Nickel) ≤ 0.000002 % Pb (Lead) ≤ 0.00001 % Sn (Tin) ≤ 0.00001 % Zn (Zinc) ≤ 0.00001 % Evaporation residue ≤ 0.001 % Water ≤ 0.05 % Corresponds to ACS, Ph Eur-reagent