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1-HEXADECANETHIOLICSC: 0025
April 2004
CAS #: 2917-26-2Hexadecyl mercaptan
1-Mercaptohexadecane
Cetyl mercaptan
Hexadecane-1-thiol
EINECS #: 220-846-6

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use foam, carbon dioxide, powder.   

   
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Cough. Headache. Nausea.  Use ventilation.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety goggles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Nausea. Vomiting.  Do not eat, drink, or smoke during work.  Rinse mouth. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong oxidants, reducing agents, metals and acids. 
PACKAGING
 
1-HEXADECANETHIOL ICSC: 0025
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
LIQUID WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
Decomposes on burning. This produces toxic gases including sulfur oxides. Reacts violently with strong oxidants, acids, reducing agents and metals. 

Formula: CH3(CH2)15SH / C16H34S
Molecular mass: 258.5
Melting point: 18°C
Relative density (water = 1): 0.84
Solubility in water: none
Vapour pressure, Pa at 20°C: 10
Relative vapour density (air = 1): 8.9
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flash point: 135°C o.c. 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
The substance is mildly irritating to the eyes, skin and respiratory tract. 

Inhalation risk
A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C. 

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
The auto-ignition temperature is unknown in the literature.
Health effects of exposure to the substance have not been investigated adequately. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations