ICSC 0042 - 1-DODECANETHIOL

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1-DODECANETHIOL	ICSC: 0042 (October 2004)
Dodecyl mercaptan Lauryl mercaptan

CAS #: 112-55-0

EC Number: 203-984-1

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Combustible. Above 88°C explosive vapour/air mixtures may be formed.	NO open flames. Above 88°C use a closed system and ventilation.	Use powder, AFFF, foam, carbon dioxide.

STRICT HYGIENE!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Headache. Nausea. Sore throat.	Use ventilation, local exhaust or breathing protection.	Fresh air, rest. Refer for medical attention.
Skin	Redness.	Protective gloves. Protective clothing.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes	Redness. Pain.	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. Headache. Abdominal pain. Diarrhoea.	Do not eat, drink, or smoke during work.	Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: self-contained breathing apparatus. Collect leaking and spilled liquid in sealable containers as far as possible. Carefully collect remainder.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from strong oxidants.
PACKAGING

1-DODECANETHIOL

ICSC: 0042

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS-TO-PALE YELLOW LIQUID WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers Decomposes on burning. This produces toxic gases. Reacts with strong oxidants.	Formula: C₁₂H₂₅SH Molecular mass: 202.4 Boiling point: 266-285°C Melting point: -7 - -9°C Relative density (water = 1): 0.85 Solubility in water: none Vapour pressure, kPa at 25°C: 0.33 Relative vapour density (air = 1): 7.0 Relative density of the vapour/air-mixture at 20°C (air = 1): 1.02 Flash point: 88°C o.c.

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS-TO-PALE YELLOW LIQUID WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
Decomposes on burning. This produces toxic gases. Reacts with strong oxidants.

Formula: C₁₂H₂₅SH
Molecular mass: 202.4
Boiling point: 266-285°C
Melting point: -7 - -9°C
Relative density (water = 1): 0.85
Solubility in water: none
Vapour pressure, kPa at 25°C: 0.33
Relative vapour density (air = 1): 7.0
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.02
Flash point: 88°C o.c.

EXPOSURE & HEALTH EFFECTS
Routes of exposure Effects of short-term exposure The substance is irritating to the eyes, skin and respiratory tract.	Inhalation risk A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C. Effects of long-term or repeated exposure Repeated or prolonged contact may cause skin sensitization.

EXPOSURE & HEALTH EFFECTS

Routes of exposure

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

Inhalation risk
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C.

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization.

OCCUPATIONAL EXPOSURE LIMITS
TLV: 0.1 ppm as TWA; (SEN)

ENVIRONMENT

NOTES
Do NOT take working clothes home.

ADDITIONAL INFORMATION

EC Classification

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