information Related products Suppliers

2-Pentanone,3-mercapto-

Material Safety Data Sheet
acc. to OSHA and ANSI

1 Identification of substance:
Product details:
Product name: 3-Mercapto-2-pentanone
2 Composition/Data on components:
Chemical characterization:
Description: (CAS#)
3-Mercapto-2-pentanone (CAS# 67633-97-0): 100%
Identification number(s):
EINECS Number: 266-799-5

3 Hazards identification
Hazard description:

Xi Irritant

Information pertaining to particular dangers for man and
environment
R 10 Flammable.
R 36/37/38 Irritating to eyes, respiratory system and skin.
Classification system
HMIS ratings (scale 0-4)
(Hazardous Materials Identification System)
HEALTH 1 Health (acute effects) = 1
Flammability = 2
FIRE 2
Reactivity = 1
REACTIVITY 1

4 First aid measures
After inhalation
Supply fresh air. If required, provide artificial respiration. Keep
patient warm.
Seek immediate medical advice.

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

After skin contact
Immediately wash with water and soap and rinse thoroughly.
Seek immediate medical advice.
After eye contact
Rinse opened eye for several minutes under running water. Then
consult a doctor.
After swallowing Seek immediate medical advice.

5 Fire fighting measures
Suitable extinguishing agents
Carbon dioxide, extinguishing powder or water spray. Fight larger
fires with water spray or alcohol resistant foam.
Special hazards caused by the material, its products of combustion
or resulting gases:
In case of fire, the following can be released:
Carbon monoxide and carbon dioxide
Sulfur oxides (SOx)
Hydrogen sulfide
Protective equipment:
Wear self-contained respirator.
Wear fully protective impervious suit.

6 Accidental release measures
Person-related safety precautions:
Wear protective equipment. Keep unprotected persons away.
Ensure adequate ventilation
Keep away from ignition sources
Measures for environmental protection:
Do not allow material to be released to the environment without
proper governmental permits.
Measures for cleaning/collecting:
Absorb with liquid-binding material (sand, diatomite, acid binders,
universal binders, sawdust).
Ensure adequate ventilation.
Keep away from ignition sources.
Additional information:
See Section 7 for information on safe handling
See Section 8 for information on personal protection equipment.
See Section 13 for disposal information.

7 Handling and storage
Handling
Information for safe handling:
Keep container tightly sealed.
Store in cool, dry place in tightly closed containers.
Ensure good ventilation at the workplace.
Information about protection against explosions and fires:
Keep ignition sources away.
Protect against electrostatic charges.

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

Fumes can combine with air to form an explosive mixture.
Storage
Requirements to be met by storerooms and receptacles:
No special requirements.
Information about storage in one common storage facility:
Store in the dark.
Store away from oxidizing agents.
Further information about storage conditions:
Keep container tightly sealed.
Store in cool, dry conditions in well sealed containers.
Protect from exposure to light.

8 Exposure controls and personal protection
Additional information about design of technical systems:
Properly operating chemical fume hood designed for hazardous
chemicals and having an average face velocity of at least 100 feet
per minute.
Components with limit values that require monitoring at the
workplace:
Not required.
Additional information: No data
Personal protective equipment
General protective and hygienic measures
The usual precautionary measures for handling chemicals should be
followed.
Keep away from foodstuffs, beverages and feed.
Remove all soiled and contaminated clothing immediately.
Wash hands before breaks and at the end of work.
Avoid contact with the eyes and skin.
Breathing equipment:
Use suitable respirator when high concentrations are present.
Protection of hands:
Impervious gloves
Check protective gloves prior to each use for their proper
condition.
Material of gloves
The selection of suitable gloves not only depends on the material,
but also on quality. Quality will vary from manufacturer to
manufacturer.
Eye protection: Safety glasses
Body protection: Protective work clothing.

9 Physical and chemical properties:
General Information
Form: Liquid
Odor: Stench

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

Change in condition
Melting point/Melting range: Not determined
Boiling point/Boiling range: Not determined
Sublimation temperature /
start: Not determined
Flash point: Not determined
Ignition temperature: Not determined
Decomposition temperature: Not determined
Explosion limits:
Lower: Not determined
Upper: Not determined
Vapor pressure: Not determined
Density: Not determined
Solubility in / Miscibility with
Water: Not determined

10 Stability and reactivity
Thermal decomposition / conditions to be avoided:
Decomposition will not occur if used and stored according to
specifications.
Materials to be avoided:
Light
Oxidizing agents
Dangerous reactions No dangerous reactions known
Dangerous products of decomposition:
Carbon monoxide and carbon dioxide
Sulfur oxides (SOx)
Hydrogen sulfide

11 Toxicological information
Acute toxicity:
Primary irritant effect:
on the skin: Irritant to skin and mucous membranes.
on the eye: Irritating effect.
Sensitization: No sensitizing effects known.
Subacute to chronic toxicity:
Subacute to chronic toxicity:
Thiols/mercaptans are skin, eye and respiratory irritants.
Inhalation can cause central nervous system effects. Strong
penetrating odor acts to minimize inhalation exposure.
Additional toxicological information:
To the best of our knowledge the acute and chronic toxicity of this
substance is not fully known.

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

No classification data on carcinogenic properties of this material
is available from the EPA, IARC, NTP, OSHA or ACGIH.

12 Ecological information:
General notes:
Do not allow material to be released to the environment without
proper governmental permits.

13 Disposal considerations
Product:
Recommendation
Consult state, local or national regulations to ensure proper
disposal.
Uncleaned packagings:
Recommendation:
Disposal must be made according to official regulations.

14 Transport information
DOT regulations:

Hazard class: 3
Identification number: UN3336
Packing group: III
Proper shipping name (technical
name): MERCAPTANS,LIQUID, FLAMMABLE,
N.O.S. (3-Mercapto-2-pentanone)
Label 3
Land transport ADR/RID (cross-border)

ADR/RID class: 3 (F1) Flammable liquids
Danger code (Kemler): 30
UN-Number: 3336
Packaging group: III
Description of goods: 3336 MERCAPTANS,LIQUID, FLAMMABLE,
N.O.S. (3-Mercapto-2-pentanone)

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

Maritime transport IMDG:

IMDG Class: 3
UN Number: 3336
Label 3
Packaging group: III
Proper shipping name: MERCAPTANS,LIQUID, FLAMMABLE,
N.O.S. (3-Mercapto-2-pentanone)
Air transport ICAO-TI and IATA-DGR:

ICAO/IATA Class: 3
UN/ID Number: 3336
Label 3
Packaging group: III
Proper shipping name: MERCAPTANS,LIQUID, FLAMMABLE,
N.O.S. (3-Mercapto-2-pentanone)

15 Regulations
Product related hazard informations:
Hazard symbols:
Xi Irritant
Risk phrases:
10 Flammable.
36/37/38 Irritating to eyes, respiratory system and skin.
Safety phrases:
7 Keep container tightly closed.
26 In case of contact with eyes, rinse immediately with plenty of
water and seek medical advice.
33 Take precautionary measures against static discharges.
37 Wear suitable gloves.
60 This material and its container must be disposed of as hazardous
waste.
National regulations
All components of this product are listed in the U.S. Environmental
Protection Agency Toxic Substances Control Act Chemical substance
Inventory.
All components of this product are listed on the Canadian Domestic
Substances List (DSL).
Information about limitation of use:
For use only by technically qualified individuals.

D Material Safety Data Sheet
acc. to OSHA and ANSI

Product name: 3-Mercapto-2-pentanone

;