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4-Methyl-1,3-thiazole-2-thiol

A19520 ?? 4?Methylthiazole??2?thiol

Material Safety Data Sheet
acc. to OSHA and ANSI

?? 1 Identification of substance:

?? Product details:

?? Trade name: 4?Methylthiazole??2?thiol

?? 2 Composition/Data on components:

?? Chemical characterization:

Description: (CAS#)

Material Safety Data Sheet 1
A19520 ?? 4?Methylthiazole??2?thiol

4?Methylthiazole??2?thiol (CAS# 4498??39??9), 100%

?? 3 Hazards identification

?? Hazard description: Xi Irritant

?? Information pertaining to particular dangers for man and
environment

R 36/37/38 Irritating to eyes, respiratory system and skin.

?? 4 First aid measures

?? After inhalation

Supply fresh air. If required, provide artificial respiration.
Keep patient warm.
Seek immediate medical advice.
?? 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

CO2, sand, extinguishing powder. Do not use water.
?? For safety reasons unsuitable extinguishing agents Water

?? 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)

Material Safety Data Sheet 2
A19520 ?? 4?Methylthiazole??2?thiol

?? 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
?? Measures for environmental protection:

Do not allow material to be released to the environment
without proper governmental permits.
?? Measures for cleaning/collecting: Ensure adequate ventilation.

?? 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:

No information known.

?? Storage

?? Requirements to be met by storerooms and receptacles:

Material Safety Data Sheet 3
A19520 ?? 4?Methylthiazole??2?thiol

No special requirements.
?? Information about storage in one common storage facility:

Store away from oxidizing agents.
Store away from air.
?? Further information about storage conditions:

Avoid contact with air/oxygen.
Keep container tightly sealed.
Store in cool, dry conditions in well sealed containers.

?? 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

?? Eye protection: Safety glasses

Material Safety Data Sheet 4
A19520 ?? 4?Methylthiazole??2?thiol

?? Body protection: Protective work clothing.

?? 9 Physical and chemical properties:

?? General Information

?? Form:

Powder
Lump
?? Odor: Not determined

?? Value/Range Unit
Method

?? Change in condition

?? Melting point/Melting range: Not determined

?? Boiling point/Boiling range: Not determined

?? Sublimation temperature / start: Not determined

?? Flash point: Not applicable

?? Ignition temperature: Not determined

?? Decomposition temperature: Not determined

?? Danger of explosion:

Product does not present an explosion hazard.

Material Safety Data Sheet 5
A19520 ?? 4?Methylthiazole??2?thiol

?? 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:

Oxidizing agents
Air
?? Dangerous reactions No dangerous reactions known

?? Dangerous products of decomposition:

Carbon monoxide and carbon dioxide
Sulfur oxides (SOx)

?? 11 Toxicological information

?? Acute toxicity:

Material Safety Data Sheet 6
A19520 ?? 4?Methylthiazole??2?thiol

?? 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:

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.
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:

Material Safety Data Sheet 7
A19520 ?? 4?Methylthiazole??2?thiol

Disposal must be made according to official regulations.

?? 14 Transport information

Not a hazardous material for transportation.

?? DOT regulations:

?? Hazard class: None

?? Land transport ADR/RID (cross?border)

?? ADR/RID class: None

?? Maritime transport IMDG:

?? IMDG Class: None

?? Air transport ICAO?TI and IATA?DGR:

?? ICAO/IATA Class: None

?? Transport/Additional information:

Not dangerous according to the above specifications.

?? 15 Regulations

?? Product related hazard informations:

?? Hazard symbols: Xi Irritant

Material Safety Data Sheet 8
A19520 ?? 4?Methylthiazole??2?thiol

?? Risk phrases:

36/37/38 Irritating to eyes, respiratory system and skin.

?? Safety phrases:

26 In case of contact with eyes, rinse immediately with
plenty of water and seek medical advice.
37 Wear suitable gloves.

?? National regulations

All components of this product are listed in the U.S.
Environmental Protection Agency Toxic Substances Control Act
Chemical Substance Inventory.

?? Information about limitation of use:

For use only by technically qualified individuals.

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