MATERIAL SAFETY DATA SHEET 2-METHYL-2-BUTANOL
PRODUCT CODE NUMBER(S): 5090-5
PRODUCT IDENTIFICATION Hazardous Decomposition Products: COx
Chemical Name and Synonyms: 2-Methyl-2-butanol;
FIRE AND EXPLOSION DATA
tert-Amyl alcohol; Amyline hydrate
Flammability: Flammable liquid and vapour. Readily forms
Chemical Family: Tertiary alkyl alcohols
explosive mixtures with air at or above 19掳C. Vapours are
Chemical Formula: C5H12O
heavier than air and may travel to distant ignition source
Product Use: Laboratory solvent and flash back.
Manufacturer鈥檚 Name and Address: Extinguishing Media: Alcohol or polymer foam, carbon di-
Caledon Laboratories Ltd. oxide, dry chemical. Water may be ineffective for fighting
40 Armstrong Avenue fire, but may be used to dilute material to a non-flammable
point, to cool containers, to flush spill away from ignition
Georgetown, Ontario L7G 4R9
sources, and to dilute material to a non-flammable point.
Telephone No: (905) 877-0101
Fight fire from upwind, from a safe distance. Firefighters
Fax No: (905) 877-6666 must wear protective equipment (positive-pressure, full
Emergency Telephone No: CANUTEC (613) 996-6666 face-piece self-contained breathing apparatus) and full
Bunker Gear.
HAZARDOUS INGREDIENTS OF MATERIALS Flash Point (Method Used): 19掳C (CC)
Autoignition Temperature: 437掳C
Ingredients % TLV Units CAS No.
Upper Flammable Limit (% by volume): 9.0
2-Methyl-2-butanol >97 Not established 75-85-4 Lower Flammable Limit (% by volume): 1.2
Hazardous Combustion Products: COx
PHYSICAL DATA
Sensitivity to Impact: None identified
Physical State: Liquid Sensitivity to Static discharge: Liquid will not accumu.ate
Odour and Appearance: Colourless; sharp, unpleasant static charge; electrical conductivity of alcohols is high.
camphor odour Vapours in the flammable range can be ignited by static dis-
charge
Odour Threshold (ppm): 0.04 ppm (detection); 0.23 ppm
(recognition).
TOXICOLOGICAL PROPERTIES AND HEALTH DATA
Vapour Pressure (mm Hg): 12 mm Hg at 20掳C
Vapour Density (Air = 1): 3.04
Toxicological Data:
Evaporation Rate: Not available
LD50: (oral, rat) 1,000 mg/kg; (dermal, rabbit) 1,720 mg/kg
Boiling Point (掳C): 102掳C
LC50: (rat) 5,700 ppm/6h
Freezing Point (掳C): -11.9掳C
pH: Neutral to litmus
Effects of Acute Exposure to Product:
Specific Gravity: 0.809 at 20掳C
Inhaled: Vapours are irritating to the eyes, nose, throat,
Coefficient of Water/Oil distribution: LogP(oct)=0.89
and respiratory tract. May cause central nervous system de-
pression with nausea, dizziness, incoordination and
SHIPPING DESCRIPTION confusion. Severe overexposure may cause double vision,
deafness, delirium, coma and death.
UN: 1105
In contact with skin: May cause defatting, drying and
T.D.G. Class: 3
cracking of the skin. May be absorbed through skin causing
Pkg. Group: III central nervous system depression with symptoms as in 鈥淚n-
haled鈥?.
REACTIVITY DATA In contact with eyes: No human information available.
Based on animal testing, vapour and liquid may cause mod-
Chemical Stability: Normally stable. Reported to be sensi-
erate to severe irritation.
tive to light.
Ingested: May cause irritation and burning of the mouth
Incompatibility with other substances: No specific infor-
and throat, abdominal pain, and alcoholic intoxication with
mation available. SImilar compounds have increased risk of
headache, dizziness and central nervous system depres-
fire or explosion with alkali metals, releasing flammable hy-
sion. In severe cases, breathing difficulty, unconsciousness,
drogen gas, vigorous reaction with acids, acid chlorides,
liver damage may occur. Aspiration into the lungs may
acid anhydrides. Not corrosive to metals. May attack some
cause severe lung damage, respiratory and cardiac arrest
forms of plastics, rubbers and coatings.
and possibly death.
Reactivity: Avoid heat, all ignition sources, exposure to
light, generation of mist, all incompatible materials.
MSDS 2-METHYL-2-BUTANOL
CODE: 5090-5
Effects of Chronic Exposure to Product: ignition sources. Storage area should be constructed of
fire-resistant materials. Do not expose sealed containers to
Long term exposure may cause liver and kidney damage, heat. Keep containers closed when not in use. Treat empty
and effects on lungs and blood. Prolonged and repeated containers with caution; they may contain hazardous resi-
skin contact may lead to dermatitis. dues. Inspect regularly for signs of leaking or damage. It is
Carcinogenicity: Not listed as a carcinogen good practice to seal the floors of the storage area to pre-
vent absorption, and to provide raised sills or a trench to a
Teratogenicity: No information available.
safe location.
Reproductive Effects: No information available
Mutagenicity: Not mutagenic in tests with microorganisms. FIRST AID MEASURES
Synergistic Products: Alcohols may react synergistically
with chlorinated solvents, aromatic hydrocarbons, or Specific Measures:
dithiocarbamates.
Eyes: Immediately flush eyes with gently running water for
at least twenty (20) minutes, holding eyelids open while
PREVENTIVE MEASURES flushing. Take care not to flush contaminated water into the
unaffected eye. Get medical attention.
Engineering Controls: Non-sparking, grounded ventilation
system, separate from other ventilation systems, and elec- Skin: Remove contaminated clothing (including rings,
trical equipment that does not provide a source of ignition. watches, belts and shoes). Flush exposed area with large
amounts of warm running water and non-abrasive soap for
Respiratory Protection: Dust/mist mask; fumehood. Up to
five to ten (5-10) minutes, or until all traces of chemical are
1,000 ppm: supplied air respirator in continuous-flow mode,
removed. If irritation persists, get medical attention. Decon-
or powered air-purifying respirator with organic vapour car-
taminate clothing before reuse, or discard.
tridge, or full facepiece chemical cartridge respirator with
organic vapour cartridge. Higher, unknown concentrations, Inhalation: Remove to fresh air (caution must be used by
as in fire or spill conditions: positive pressure full facepiece rescuers to avoid exposure to contaminating fumes) and
self-contained breathing apparatus or positive pressure full eliminate all ignition sources. If breathing is difficult, give
facepiece supplied air respirator with an auxiliary positive oxygen. If breathing has stopped give artificial respiration.
pressure self-contained breathing apparatus . If breathing and pulse are absent give CPR. IMMEDIATELY
OBTAIN MEDICAL ATTENTION. Stay with casualty until
Eye Protection: Chemical safety goggles and/or face
medical assistance is reached.
shield.
Ingestion: DO NOT INDUCE VOMITING (danger of se-
Skin Protection: Butyl or nitrile rubber, neoprene, Teflon脭,
vere lung damage if aspiration occurs). If casualty is alert
Responder鈩?, 4H鈩? gloves. Other impervious protective
and NOT convulsing, rinse out mouth with water and givre 1
clothing (coveralls, boots) as required to prevent contact
to 2 glasses of water to drink to dilute material. IMMEDI-
with liquid or vapour.
ATELY GET MEDICAL ATTENTION. If spontaneous
Other Personal Protective Equipment: Safety shower
vomiting occurs have casualty lean forward with head down
and eye bath located close to chemical exposure area.
to avoid breathing in of vomitus.
Leak and Spill Procedure: Evacuate area. Eliminate all
sources of ignition. Cleanup personnel must be thoroughly
REFERENCES USED:
trained in the handling of this substance and must wear pro-
tective equipment and clothing sufficient to prevent Budavari: The Merck Index, 12th ed., 1997
inhalation and contact with skin and eyes. Stop and contain Sax, Lewis: Hawley鈥檚 Condensed Chemical Dictionary, 11th
discharge by constructing barriers or applying inert absor-
ed., 1987
bent. Prevent from entering sewers, waterways or confined
Royal Society of Chemistry: Chemical Safety Data Sheets,
spaces. Collect product and contaminated soil and water
Vol. 1, 1989
and place in covered containers for recovery or disposal.
Contaminated absorbent may pose the same hazards as the Suppliers鈥? Material Safety Data Sheets
spilled product; treat with caution. Flush area of spill thor-
oughly with water. ADDITIONAL INFORMATION
Waste Disposal: Follow all federal, provincial and local
Date Issued: June 9, 1998
regulations for disposal.
Revision: June 2007
Handling Procedures and Equipment: FLAMMABLE LIQ-
UID & VAPOUR, IRRITANT. Eliminate all sources of ignition MSDS: 5090-5
and have all engineering controls operating before handling.
Proposed WHMIS Designation: B2; D2B (eye irritation)
Workers handling this material must be thoroughly trained in
its hazards and its safe use, and must wear appropriate pro-
Prepared by: Caledon Laboratories Ltd. (905) 877-0101
tective equipment and clothing. Ground and bond all
Caledon Laboratories Ltd. believes the information contained
equipment to prevent static charge accumulation. Use
herein is reliable and accurate. Caledon makes no warranty
non-sparking tools and avoid splash filling of containers.
Post 鈥淣o Smoking鈥? signs. Use smallest amount possible for with respect thereto and expressly disclaims all liability for reli-
the purpose in an area with appropriate ventilation. Avoid ance thereon. Such information is solely for your consider-
generating mists or vapours. Stand upwind of opening, ation, investigation, and verification.
pouring and mixing operations. Keep work area free of in-
compatible substances and extraneous materials,
particularly those which can burn. Avoid all contact and in-
halation. Keep containers closed when not in use.
Storage Requirements: Store in suitable, labelled contain-
ers, in a cool, dry, well ventilated area, out of direct sunlight,
and away from combustible or incompatible materials and all
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