ICSC 0025 - 1-HEXADECANETHIOL

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1-HEXADECANETHIOL	ICSC: 0025 (April 2004)
Hexadecyl mercaptan 1-Mercaptohexadecane Cetyl mercaptan Hexadecane-1-thiol

CAS #: 2917-26-2

EC Number: 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	PREVENTION	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.

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

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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