2-BUTANOL 0112
April 2005
sec-Butyl alcohol
CAS No: 78-92-2
Butan-2-ol
RTECS No: EO1750000
1-Methyl propanol
UN No: 1120
Methyl ethyl carbinol
EC No: 603-127-00-5
Butylene hydrate
C4H10O / CH3CHOHCH2CH3
Molecular mass: 74.1
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
Flammable. NO open flames, NO sparks, and Powder, water spray, foam, carbon
FIRE
NO smoking. dioxide.
Above 24/C explosive vapour/air Above 24/C use a closed system, In case of fire: keep drums, etc.,
EXPLOSION
mixtures may be formed. ventilation, and explosion-proof cool by spraying with water.
electrical equipment.
EXPOSURE
Headache. Dizziness. Drowsiness. Ventilation, local exhaust, or Fresh air, rest. Refer for medical
Inhalation
breathing protection. attention.
Dry skin. Protective gloves. Remove contaminated clothes.
Skin
Rinse skin with plenty of water or
shower.
Redness. Pain. Safety goggles. First rinse with plenty of water for
Eyes
several minutes (remove contact
lenses if easily possible), then take
to a doctor.
Dizziness. Drowsiness. Do not eat, drink, or smoke during Rinse mouth. Give plenty of water to
Ingestion
work. drink. Do NOT induce vomiting.
Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: filter respirator for organic Xi Symbol
gases and vapours. Collect leaking liquid in sealable R: 10-36/37-67
containers. Absorb remaining liquid in sand or inert S: (2-)7/9-13-24/25-26-46
absorbent and remove to safe place. Wash away Note: C
remainder with plenty of water. UN Hazard Class: 3
UN Pack Group: III
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-30S1120-III Fireproof. Separated from strong oxidants, aluminium.
NFPA Code: H1; F3; R0
IPCS Prepared in the context of cooperation between the International
Programme on Chemical Safety and the European Commission 漏
International IPCS 2005
Programme on
Chemical Safety SEE IMPORTANT INFORMATION ON THE BACK.
0112 2-BUTANOL
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS LIQUID, WITH CHARACTERISTIC ODOUR. The substance can be absorbed into the body by inhalation of
its vapour and by ingestion.
Chemical dangers
Inhalation risk
The substance can form explosive peroxides. Reacts with
aluminium when heated to 100/C, strong oxidants, such as A harmful contamination of the air will be reached rather slowly
chromium trioxide forming flammable/explosive gas (hydrogen - on evaporation of this substance at 20/C.
see ICSC0001). Attacks some forms of plastic, rubber and
coatings. Effects of short-term exposure
The substance is irritating to the eyes. Exposure far above the
Occupational exposure limits OEL could cause lowering of consciousness. If this liquid is
TLV: 100 ppm as TWA; (ACGIH 2005). swallowed, aspiration into the lungs may result in chemical
MAK: IIb (not established but data is available) (DFG 2004). pneumonitis.
Effects of long-term or repeated exposure
The liquid defats the skin.
PHYSICAL PROPERTIES
Boiling point: 100/C Relative density of the vapour/air-mixture at 20/C (air = 1): 1.03
Melting point: -115/C Flash point: 24/C c.c.
Relative density (water = 1): 0.81 Auto-ignition temperature: 406/C
Solubility in water, g/100 ml at 20/C: 12.5 Explosive limits, vol% in air: 1.7-9.0
Vapour pressure, kPa at 20/C: 1.7 Octanol/water partition coefficient as log Pow: 0.6
Relative vapour density (air = 1): 2.55
ENVIRONMENTAL DATA
NOTES
Check for peroxides prior to distillation; eliminate if found.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE
漏IPCS 2005
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