ICSC 0668 - 1,5-NAPHTHALENEDIAMINE

[List of Chemicals] [Risk Notes] [Risk Phrases] [Safety Phrases] [Danger Symbols]

1,5-NAPHTHALENEDIAMINE

ICSC: 0668
_{March 1999}

1,5-Diaminonaphthalene
1,5-Naphthylenediamine

CAS No: 2243-62-1
RTECS No: QJ3400000
EC No: 612-089-00-9

C₁₀H₁₀N₂ / C₁₀H₆(NH₂)₂
Molecular mass: 158.2

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / FIRE FIGHTING
FIRE	Combustible. Gives off irritating or toxic fumes (or gases) in a fire.	NO open flames.	Water spray, foam, powder, carbon dioxide.
EXPLOSION

EXPOSURE		PREVENT DISPERSION OF DUST! STRICT HYGIENE!
Inhalation		Local exhaust.	Fresh air, rest. Refer for medical attention.
Skin		Protective gloves. Protective clothing.	Rinse and then wash skin with water and soap. Refer for medical attention.
Eyes		Safety spectacles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion		Do not eat, drink, or smoke during work.	Rest. Refer for medical attention.

SPILLAGE DISPOSAL	PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful particles. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable containers. Carefully collect remainder, then remove to safe place.	Xn Symbol N Symbol R: 40-50/53 S: (2-)36/37-60-61

EMERGENCY RESPONSE	SAFE STORAGE
	Well closed.

IMPORTANT DATA
Physical State; Appearance COLOURLESS TO LIGHT PURPLE CRYSTALS. Chemical dangers The substance decomposes on burning producing toxic fumes. Occupational exposure limits TLV not established. MAK: skin absorption (H); sensitization of skin (Sh); Carcinogen category: 2; (DFG 2005).	Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol and by ingestion. Inhalation risk No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C. Effects of long-term or repeated exposure Repeated or prolonged contact may cause skin sensitization.

PHYSICAL PROPERTIES	ENVIRONMENTAL DATA
Boiling point: Sublimation Melting point: 187°C Density: 1.4 g/cm³ Solubility in water, g/100 ml at 20°C: 0.004 Vapour pressure, Pa at 20°C: 0.0000023 Flash point: 226°C Auto-ignition temperature: 580°C Octanol/water partition coefficient as log Pow: 1.48	The substance is harmful to aquatic organisms.

NOTES

Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
Alphamin is a trade name.
Card has been partly updated in October 2005. See section Occupational Exposure Limits.

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004

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