2-MERCAPTOBENZOTHIAZOLE 1183
October 2004
Benzothiazolethiol
CAS No: 149-30-4
Benzothiazole-2-thione
RTECS No: DL6475000
MBT
EC No: 613-108-00-3
C7H5NS2 / C6H4SNCSH
Molecular mass: 167.3
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
Combustible. Gives off irritating or NO open flames. Powder, water spray, foam, carbon
FIRE
toxic fumes (or gases) in a fire. dioxide.
Finely dispersed particles form Prevent deposition of dust; closed
EXPLOSION
explosive mixtures in air. system, dust explosion-proof
electrical equipment and lighting.
EXPOSURE AVOID ALL CONTACT!
Local exhaust or breathing Fresh air, rest.
Inhalation
protection.
Protective gloves. Protective Remove contaminated clothes.
Skin
clothing. Rinse and then wash skin with water
and soap.
Redness. Pain. Safety goggles, or eye protection in First rinse with plenty of water for
Eyes
combination with breathing several minutes (remove contact
protection. lenses if easily possible), then take
to a doctor.
Do not eat, drink, or smoke during Rinse mouth.
Ingestion
work.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into sealable containers; if Xi Symbol
appropriate, moisten first to prevent dusting. N Symbol
Carefully collect remainder, then remove to safe R: 43-50/53
place. Do NOT let this chemical enter the S: (2-)24-37-60-61
environment. Personal protection: P2 filter respirator
for harmful particles.
EMERGENCY RESPONSE SAFE STORAGE
Separated from acids.
IPCS Prepared in the context of cooperation between the International
Programme on Chemical Safety and the European Commission 漏
International IPCS 2004
Programme on
Chemical Safety SEE IMPORTANT INFORMATION ON THE BACK.
1183 2-MERCAPTOBENZOTHIAZOLE
IMPORTANT DATA
Physical State; Appearance Inhalation risk
YELLOW CRYSTALS, WITH PUNGENT ODOUR. Evaporation at 20/C is negligible; a harmful concentration of
airborne particles can, however, be reached quickly when
dispersed, especially if powdered.
Chemical dangers
The substance decomposes on burning producing toxic and
Effects of short-term exposure
irritating fumes (sulfur oxides, nitrogen oxides). Reacts with
acids or acids fumes to produce toxic fumes (nitrogen oxides, The substance is irritating to the eyes.
sulfur oxides).
Effects of long-term or repeated exposure
Occupational exposure limits Repeated or prolonged contact may cause skin sensitization.
TLV not established.
MAK: 4 I mg/m3; Sh; Carcinogen category: 3B; Pregnancy risk
group: C; (DFG 2004).
PHYSICAL PROPERTIES
Melting point: 180-182/C Auto-ignition temperature: 628/C
Density: 1.42 g/cm3 Explosive limits, vol% in air: 15-?
Solubility in water: 0.1 g/100 ml Octanol/water partition coefficient as log Pow: 2.41
Flash point: 200/C c.c.
ENVIRONMENTAL DATA
This substance may be hazardous to the environment; special attention should be given to fish.
NOTES
Do NOT take working clothes home.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE
漏IPCS 2004
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