SIGMA-ALDRICH
MATERIAL SAFETY DATA SHEET
Date Printed: 08/04/2005
Date Updated: 03/10/2004
Version 1.5
Section 1 - Product and Company Information
Product Name 2-BUTANONE, 99+%, A.C.S. REAGENT
Product Number 360473
Brand ALDRICH
Company Sigma-Aldrich
Street Address 3050 Spruce Street
City, State, Zip, Country SAINT LOUIS MO 63103 US
Technical Phone: 314 771 5765
Emergency Phone: 414 273 3850 Ext. 5996
Fax: 800 325 5052
Section 2 - Composition/Information on Ingredient
Substance Name CAS # SARA 313
2-BUTANONE 78-93-3 Yes
Formula C4H8O
Synonyms Acetone, methyl- * Aethylmethylketon (German) *
Butanone * 2-Butanone (OSHA) * Butanone 2
(French) * 3-Butanone * Ethyl methyl cetone
(French) * Ethylmethylketon (Dutch) * Ketone,
ethyl methyl * Meetco * MEK (OSHA) * Methyl
acetone * Methyl ethyl ketone (ACGIH:OSHA) *
Metiletilchetone (Italian) * Metyloetyloketon
(Polish) * RCRA waste number U159
RTECS Number: EL6475000
Section 3 - Hazards Identification
EMERGENCY OVERVIEW
Flammable (USA) Highly Flammable (EU). Irritant.
Irritating to respiratory system and skin. Risk of serious damage
to eyes. Vapors may cause drowsiness and dizziness.
Target organ(s): Central nervous system.
HMIS RATING
HEALTH: 2*
FLAMMABILITY: 3
REACTIVITY: 1
NFPA RATING
HEALTH: 2
FLAMMABILITY: 3
REACTIVITY: 1
*additional chronic hazards present.
For additional information on toxicity, please refer to Section 11.
Section 4 - First Aid Measures
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
INHALATION EXPOSURE
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
DERMAL EXPOSURE
In case of contact, immediately wash skin with soap and copious
amounts of water.
EYE EXPOSURE
In case of contact, immediately flush eyes with copious amounts
of water for at least 15 minutes.
Section 5 - Fire Fighting Measures
FLAMMABLE HAZARDS
Flammable Hazards: Yes
EXPLOSION HAZARDS
Vapor may travel considerable distance to source of ignition and
flash back. Container explosion may occur under fire conditions.
FLASH POINT
30 掳F -1 掳C Method: closed cup
EXPLOSION LIMITS
Lower: 1.8 % Upper: 10.1 %
AUTOIGNITION TEMP
516 掳C
FLAMMABILITY
N/A
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus
and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Flammable liquid. Emits toxic fumes under
fire conditions.
Section 6 - Accidental Release Measures
PROCEDURE TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area. Shut off all sources of ignition. Use nonsparking
tools.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.
METHODS FOR CLEANING UP
Cover with dry-lime, sand, or soda ash. Place in covered
containers using non-sparking tools and transport outdoors.
Ventilate area and wash spill site after material pickup is
complete.
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Section 7 - Handling and Storage
HANDLING
User Exposure: Do not breathe vapor. Do not get in eyes, on
skin, on clothing. Avoid prolonged or repeated exposure.
STORAGE
Suitable: Keep tightly closed. Keep away from heat, sparks, and
open flame. Store in a cool dry place. Store under nitrogen.
SPECIAL REQUIREMENTS
Hygroscopic.
Section 8 - Exposure Controls / PPE
ENGINEERING CONTROLS
Safety shower and eye bath. Use nonsparking tools. Mechanical
exhaust required.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory: Government approved respirator.
Hand: Compatible chemical-resistant gloves.
Eye: Chemical safety goggles.
GENERAL HYGIENE MEASURES
Remove and wash contaminated clothing promptly. Wash thoroughly
after handling.
EXPOSURE LIMITS, RTECS
Country Source Type Value
USA ACGIH STEL 300 PPM
USA ACGIH TWA 200 PPM
USA MSHA Standard-air TWA 200 PPM (590 MG/M3)
USA OSHA. PEL 8H TWA 200 PPM (590 MG/M3)
New Zealand OEL
Remarks: check ACGIH TLV
USA NIOSH TWA 200 PPM
STEL 300 PPM
EXPOSURE LIMITS
Country Source Type Value
Poland NDS 200 MG/M3
Poland NDSCh 850 MG/M3
Poland NDSP -
Section 9 - Physical/Chemical Properties
Appearance Physical State: Clear liquid
Color: Colorless
Property Value At Temperature or Pressure
Molecular Weight 72.11 AMU
pH N/A
BP/BP Range 79 - 80 掳C
MP/MP Range -87 掳C
Freezing Point -85.9 掳C
Vapor Pressure 71 mmHg 20 掳C
Vapor Density 2.49 g/l
Saturated Vapor Conc. N/A
SG/Density 0.804 g/cm3
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Bulk Density N/A
Odor Threshold 5.4 - 1 ppm
Volatile% N/A
VOC Content N/A
Water Content N/A
Solvent Content N/A
Evaporation Rate N/A
Viscosity 0.4 Pas 25 掳C
Surface Tension 24.6 mN/m 20 掳C
Partition Coefficient Log Kow: 0.29
Decomposition Temp. N/A
Flash Point 30 掳F -1 掳C Method: closed cup
Explosion Limits Lower: 1.8 %
Upper: 10.1 %
Flammability N/A
Autoignition Temp 516 掳C
Refractive Index 1.379
Optical Rotation N/A
Miscellaneous Data N/A
Solubility Solubility in Water:soluble
Other Solvents: ALCOHOL, ETHER, ACETONE
BENZENE
N/A = not available
Section 10 - Stability and Reactivity
STABILITY
Stable: Stable.
Conditions to Avoid: Moisture.
Materials to Avoid: Oxidizing agents, Strong reducing agents.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
Section 11 - Toxicological Information
ROUTE OF EXPOSURE
Skin Contact: Causes skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: Causes severe eye irritation.
Inhalation: Material is irritating to mucous membranes and upper
respiratory tract. May be harmful if inhaled.
Ingestion: May be harmful if swallowed.
TARGET ORGAN(S) OR SYSTEM(S)
Central nervous system.
SIGNS AND SYMPTOMS OF EXPOSURE
Can cause CNS depression. Exposure can cause: Gastrointestinal
disturbances. Narcotic effect.
TOXICITY DATA
Oral
Rat
2737 mg/kg
LD50
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Inhalation
Rat
23,500 mg/m3
LC50
Intraperitoneal
Rat
607 MG/KG
LD50
Oral
Mouse
4050 mg/kg
LD50
Inhalation
Mouse
32,000 mg/m3
LC50
Intraperitoneal
Mouse
616 MG/KG
LD50
Skin
Rabbit
6480 mg/kg
LD50
Inhalation
Mammal
38,000 mg/m3
LC50
IRRITATION DATA
Eyes
Human
350 ppm
Skin
Rabbit
500 mg
24H
Remarks: Moderate irritation effect
Skin
Rabbit
402 mg
24H
Remarks: Mild irritation effect
Skin
Rabbit
13.78 mg
24H
Remarks: Open irritation test
Eyes
Rabbit
80 mg
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CHRONIC EXPOSURE - TERATOGEN
Species: Rat
Dose: 3000 PPM/7H
Route of Application: Inhalation
Exposure Time: (6-15D PREG)
Result: Specific Developmental Abnormalities: Craniofacial
(including nose and tongue). Specific Developmental
Abnormalities: Urogenital system. Specific Developmental
Abnormalities: Homeostasis
Species: Rat
Dose: 1000 PPM/7H
Route of Application: Inhalation
Exposure Time: (6-15D PREG)
Result: Effects on Embryo or Fetus: Fetotoxicity (except death,
e.g., stunted fetus). Specific Developmental Abnormalities:
Musculoskeletal system.
Species: Mouse
Dose: 3000 PPM/7H
Route of Application: Inhalation
Exposure Time: (6-15D PREG)
Result: Effects on Embryo or Fetus: Fetotoxicity (except death,
e.g., stunted fetus).
Section 12 - Ecological Information
ACUTE ECOTOXICITY TESTS
Test Type: EC50 Daphnia
Species: Daphnia magna
Time: 24 h
Value: 7,060 mg/l
Test Type: LC50 Fish
Species: Leuciscus idus
Time: 48 h
Value: 4,600 - 4,880 mg/l
Test Type: LC50 Fish
Species: Pimephales promelas (Fathead minnow)
Time: 96 h
Value: 3,130 - 3,320 mg/l
Section 13 - Disposal Considerations
APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
Contact a licensed professional waste disposal service to dispose
of this material. Burn in a chemical incinerator equipped with an
afterburner and scrubber but exert extra care in igniting as this
material is highly flammable. Observe all federal, state, and
local environmental regulations.
Section 14 - Transport Information
DOT
Proper Shipping Name: Ethyl methyl ketone [or] Methyl
ethyl ketone
UN#: 1193
Class: 3
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Packing Group: Packing Group II
Hazard Label: Flammable liquid
PIH: Not PIH
IATA
Proper Shipping Name: Methyl ethyl ketone
IATA UN Number: 1193
Hazard Class: 3
Packing Group: II
Section 15 - Regulatory Information
EU DIRECTIVES CLASSIFICATION
Symbol of Danger: F Xi
Indication of Danger: Highly Flammable. Irritant.
R: 11 36 66 67
Risk Statements: Highly flammable. Irritating to eyes. Repeated
exposure may cause skin dryness or cracking. Vapors may cause
drowsiness and dizziness.
S: 9 16
Safety Statements: Keep container in a well-ventilated place.
Keep away from sources of ignition - no smoking.
US CLASSIFICATION AND LABEL TEXT
Indication of Danger: Flammable (USA) Highly Flammable (EU).
Irritant.
Risk Statements: Irritating to respiratory system and skin. Risk
of serious damage to eyes. Vapors may cause drowsiness and
dizziness.
Safety Statements: Keep away from sources of ignition - no
smoking. Take precautionary measures against static discharges.
In case of contact with eyes, rinse immediately with plenty of
water and seek medical advice. Wear eye/face protection.
US Statements: Target organ(s): Central nervous system.
UNITED STATES REGULATORY INFORMATION
SARA LISTED: Yes
DEMINIMIS: 1 %
NOTES: This product is subject to SARA section 313 reporting
requirements.
TSCA INVENTORY ITEM: Yes
CANADA REGULATORY INFORMATION
WHMIS Classification: This product has been classified in
accordance with the hazard criteria of the CPR, and the MSDS
contains all the information required by the CPR.
DSL: Yes
NDSL: No
Section 16 - Other Information
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
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from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
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