ICSC 0118 - CAPROLACTAM

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CAPROLACTAM	ICSC: 0118 (November 2009)
Hexahydro-2H-azepin-2-one Aminocaproic lactam epsilon-Caprolactam

CAS #: 105-60-2

EC Number: 203-313-2

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

PREVENT DISPERSION OF DUST!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Abdominal cramps. Dizziness. Headache. Confusion.	Use 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 face shield or eye protection in combination with breathing protection.	Rinse with plenty of water (remove contact lenses if easily possible). Refer for medical attention.
Ingestion	Nausea. Vomiting. Abdominal pain. Diarrhoea.	Do not eat, drink, or smoke during work.	Rinse mouth. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Let solidify. Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water.	According to UN GHS Criteria WARNING Harmful if swallowed Causes skin and eye irritation May cause drowsiness or dizziness Transportation UN Classification
STORAGE
Separated from strong oxidants. Dry.
PACKAGING

CAPROLACTAM

ICSC: 0118

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance WHITE HYGROSCOPIC CRYSTALS OR FLAKES. Physical dangers No data. Chemical dangers Decomposes on heating. This produces toxic fumes including nitrogen oxides and ammonia. Reacts violently with strong oxidants. This produces toxic fumes.	Formula: C₆H₁₁NO Molecular mass: 113.2 Boiling point: 267°C Melting point: 70°C Relative density (water = 1): 1.02 Solubility in water: good Vapour pressure, Pa at 25°C: 0.26 Relative vapour density (air = 1): 3.91 Relative density of the vapour/air-mixture at 20°C (air = 1): 1.0 Flash point: 125°C o.c. Auto-ignition temperature: 375°C Explosive limits, vol% in air: 1.4-8 Octanol/water partition coefficient as log Pow: -0.19

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
WHITE HYGROSCOPIC CRYSTALS OR FLAKES.

Physical dangers
No data.

Chemical dangers
Decomposes on heating. This produces toxic fumes including nitrogen oxides and ammonia. Reacts violently with strong oxidants. This produces toxic fumes.

Formula: C₆H₁₁NO
Molecular mass: 113.2
Boiling point: 267°C
Melting point: 70°C
Relative density (water = 1): 1.02
Solubility in water: good
Vapour pressure, Pa at 25°C: 0.26
Relative vapour density (air = 1): 3.91
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.0
Flash point: 125°C o.c.
Auto-ignition temperature: 375°C
Explosive limits, vol% in air: 1.4-8
Octanol/water partition coefficient as log Pow: -0.19

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol. Effects of short-term exposure The substance is irritating to the skin, eyes and respiratory tract. The substance may cause effects on the central nervous system.	Inhalation risk A harmful concentration of airborne particles can be reached quickly when dispersed. Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the nervous system and liver.

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its aerosol.

Effects of short-term exposure
The substance is irritating to the skin, eyes and respiratory tract. The substance may cause effects on the central nervous system.

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed.

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the nervous system and liver.

OCCUPATIONAL EXPOSURE LIMITS
TLV: 5 mg/m³, as TWA; A5 (not suspected as a human carcinogen). MAK: (inhalable fraction): 5 mg/m³; peak limitation category: I(2); pregnancy risk group: C. EU-OEL: 10 mg/m³ as TWA; 40 mg/m³ as STEL

ENVIRONMENT
This substance does enter the environment under normal use. Great care, however, should be taken to avoid any additional release, for example through inappropriate disposal.

NOTES
The substance is usually used, stored and transported in liquefied (molten) form at about 80°C.

ADDITIONAL INFORMATION

EC Classification
Symbol: Xn; R: 20/22-36/37/38; S: (2)

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