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1-Undecanethiol
CAS No.: 5332-52-5
Synonyms:
Formula: C11H24S
Exact Mass: 188.16000
Molecular Weight: 188.37300
PSA: 38.80000
LogP: 4.44700
Reference Price: $1,641/kg Inquiry Now
1-Undecanethiol 5332-52-5 MSDS
  1-Undecanethiol      Revision number: 5    
  SAFETY DATA SHEET

Section 1. IDENTIFICATION
  Product name:        1-Undecanethiol    
    
  Revision number:        5    

Section 2. HAZARDS IDENTIFICATION
  GHS classification
  PHYSICAL HAZARDS        Not classified    
  HEALTH HAZARDS
  Skin corrosion/irritation        Category 2    
    Category 2A
  Serious eye damage/eye irritation
  Specific target organ toxicity        Respiratory tract irritation    
  - Single exposure [Category 3]
  ENVIRONMENTAL HAZARDS        Not classified    
  GHS label elements, including precautionary statements
  Pictograms or hazard symbols
  Signal word        Warning    
  Hazard statements        Causes skin irritation    
    Causes serious eye irritation
    May cause respiratory irritation
  Precautionary statements:
  [Prevention]        Avoid breathing dust/fume/gas/mist/vapours/spray.    
    Use only outdoors or in a well-ventilated area.
    Wash hands thoroughly after handling.
    Wear protective gloves/eye protection/face protection.
  [Response]        IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for    
    breathing.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
    if present and easy to do. Continue rinsing.
    If eye irritation persists: Get medical advice/attention.
    IF ON SKIN: Gently wash with plenty of soap and water.
    If skin irritation occurs: Get medical advice/attention.
    Take off contaminated clothing and wash before reuse.
    Call a POISON CENTER or doctor/physician if you feel unwell.
  [Storage]        Store in a well-ventilated place. Keep container tightly closed.    
    Store locked up.
  [Disposal]        Dispose of contents/container through a waste management company authorized by    
    the local government.
  1-Undecanethiol

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substance/mixture:        Substance    
  Components:        1-Undecanethiol    
  Percent:        >95.0%(GC)    
  CAS Number:        5332-52-5    
  Synonyms:        Undecyl Mercaptan    
  Chemical Formula:        C11H24S    

Section 4. FIRST AID MEASURES
    Remove victim to fresh air and keep at rest in a position comfortable for breathing.
  Inhalation:
    Call a POISON CENTER or doctor/physician if you feel unwell.
  Skin contact:        Remove/Take off immediately all contaminated clothing. Gently wash with plenty of    
    soap and water. If skin irritation or rash occurs: Get medical advice/attention.
  Eye contact:        Rinse cautiously with water for several minutes. Remove contact lenses, if present    
    and easy to do. Continue rinsing. If eye irritation persists: Get medical
    advice/attention.
  Ingestion:        Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth.    
  Most important        Cough, Sore throat, Headache, Nausea, Vomiting, Redness    
  symptoms/effects, acute
  and delayed:
    A rescuer should wear personal protective equipment, such as rubber gloves and air-
  Protection of first-aiders:
    tight goggles.

Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, carbon dioxide.    
  media:
  Unsuitable extinguishing Water (It may scatter and spread fire.)
  media:
  Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to
  from the chemical:        generate poisonous fume.    
  Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
    method according to the surrounding situation is used. Uninvolved persons should
    evacuate to a safe place. In case of fire in the surroundings: Remove movable
    containers if safe to do so.
  Special protective        When extinguishing fire, be sure to wear personal protective equipment.    
  equipment for firefighters:

Section 6. ACCIDENTAL RELEASE MEASURES
  Personal precautions,        Use extra personal protective equipment (self-contained breathing apparatus). Keep    
  protective equipment and people away from and upwind of spill/leak. Ensure adequate ventilation. Entry to non-
  emergency procedures: involved personnel should be controlled around the leakage area by roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Absorb spilled material in a suitable absorbent (e.g. rag, dry sand, earth, saw-dust).
  containment and cleaning In case of large amount of spillage, contain a spill by bunding. Adhered or collected
  up: material should be promptly disposed of, in accordance with appropriate laws and
    regulations.

Section 7. HANDLING AND STORAGE
  Precautions for safe handling
  Technical measures:        Handling is performed in a well ventilated place. Wear suitable protective equipment.    
    Prevent generation of vapour or mist. Wash hands and face thoroughly after
    handling.
    Use a closed system if possible. Use a ventilation, local exhaust if vapour or aerosol
    will be generated.
  Advice on safe handling: Avoid contact with skin, eyes and clothing.
  Conditions for safe storage, including any
  incompatibilities
  1-Undecanethiol

Section 7. HANDLING AND STORAGE
  Storage conditions:        Keep container tightly closed. Store in a cool, dark and well-ventilated place.    
    Store locked up.
    Store away from incompatible materials such as oxidizing agents.
  Packaging material:        Comply with laws.    

Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust. Also install safety shower and eye bath.    
  Personal protective equipment
  Respiratory protection: Half or full facepiece respirator, self-contained breathing apparatus(SCBA), supplied
    air respirator, etc. Use respirators approved under appropriate government standards
    and follow local and national regulations.
  Hand protection:        Impervious gloves.    
  Eye protection:        Safety goggles. A face-shield, if the situation requires.    
  Skin and body protection: Impervious protective clothing. Protective boots, if the situation requires.

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
    Liquid
  Physical state (20°C):
  Form:        Clear    
  Colour:        Colorless - Almost colorless    
  Odour:        Characteristic    
  pH: No data available
  Melting point/freezing point:-3°C
  Boiling point/range:        104°C/0.4kPa    
    109°C
  Flash point:
  Flammability or explosive
  limits:
  Lower:        0.6%    
    No data available
  Upper:
  Relative density:        0.85    
  Solubility(ies):
  [Water]        Insoluble    
    No data available
  [Other solvents]

Section 10. STABILITY AND REACTIVITY
  Chemical stability:        Stable under proper conditions.    
  Possibility of hazardous No special reactivity has been reported.
  reactions:
  Incompatible materials: Oxidizing agents, Strong acids, Strong bases, Reducing agents
  Hazardous decomposition Carbon monoxide, Carbon dioxide, Sulfur oxides
  products:

Section 11. TOXICOLOGICAL INFORMATION
    No data available
  Acute Toxicity:
  Skin corrosion/irritation: No data available
    No data available
  Serious eye
  damage/irritation:
  Germ cell mutagenicity: No data available
  Carcinogenicity:
  IARC =        No data available    
  NTP =        No data available    
  Reproductive toxicity:        No data available    

Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
    No data available
  Fish:
  Crustacea:        No data available    
  1-Undecanethiol

Section 12. ECOLOGICAL INFORMATION
  Algae:        No data available    
  Persistence / degradability: No data available
  Bioaccumulative        No data available    
  potential(BCF):
  Mobility in soil
    No data available
  Log Pow:
  Soil adsorption (Koc):        No data available    
    No data available
  Henry's Law
  constant(PaM3/mol):

Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities. You may be able to burn in a chemical
    incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when
    disposing of the substance.

Section 14. TRANSPORT INFORMATION
    Does not correspond to the classification standard of the United Nations
  Hazards Class:
  UN-No:        Not listed    

Section 15. REGULATORY INFORMATION
  Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
  and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
    loading and unloading were prescribed.


SECTION 16 - ADDITIONAL INFORMATION
N/A

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