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2-Mercaptobenzothiazole(149-30-4)

2-Mercaptobenzothiazole(149-30-4)
Product IdentificationBack to Contents
【Product Name】

2-Mercaptobenzothiazole
【Synonyms】

3H-1,3-Benzothiazole-2-thione
Benzothiazole-2-thiol
Benzothiazolethiol
Captax
MBT
【CAS】

149-30-4
【Formula】

C7H5NS2
【Molecular Weight】

167.25
【EINECS】

205-736-8
【RTECS】

DL6475000
【RTECS Class】

Agricultural Chemical and Pesticide; Tumorigen; Drug; Mutagen; Reproductive Effector
【Merck】

13,5893
【Beilstein/Gmelin】

119484
【Beilstein Reference】

4-27-00-02709
【EC Index Number】

613-108-00-3
【EC Class】

Sensitising; Dangerous for the Environment
Physical and Chemical PropertiesBack to Contents
【Appearance】

Pale yellow crystals or powder, distinctive, disagreeable odor.
【Solubility in water】

Insoluble
【Melting Point】

177 - 182
【Boiling Point】

302
【Density】

1.42 g/cm3
【Partition Coefficient】

2.41
【Usage】

Salts used as fungicides.
【Vapor Density】

5.8
First Aid MeasuresBack to Contents
【Ingestion】

Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. DO NOT use mouth-to-mouth respiration.
【Skin】

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Do NOT allow victim to rub or keep eyes closed.
Handling and StorageBack to Contents
【Storage】

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation. Exposure to high concentrations of mercaptans can produce unconsciousness with cyanosis, cold extremities and rapid pulse. Mercaptans may cause nausea and headache.
【Skin】

May cause skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
【Eyes】

Causes eye irritation.
【Ingestion】

Harmful if swallowed. May cause irritation of the digestive tract. Mercaptans may cause nausea and headache. Exposure to high concentrations of mercaptans can produce unconsciousness with cyanosis, cold extremities and rapid pulse.
【Hazards】

Contact with metals may evolve flammable hydrogen gas.
【EC Risk Phrase】

R 43 50/53
【EC Safety Phrase】

S 24 37 60 61
【UN (DOT)】

2811
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

Repeated exposure may cause sensitization dermatitis.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

243
【Autoignition】

465
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Dusts at sufficient concentrations can form explosive mixtures with air. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
【Lower exp. limit】

15
【Fire Potential】

This chemical is combustible.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.
Stability and ReactivityBack to Contents
【Disposal Code】

6
【Incompatibilities】

Oxidizing agents.
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Nitrogen oxides, carbon monoxide, oxides of sulfur, irritating and toxic fumes and gases, carbon dioxide, nitrogen.
【Combustion Products】

Fire may produce irritating, corrosive and/or toxic gases.
Transport InformationBack to Contents
【UN Number】

2811
【Hazard Class】

6.1
【Packing Group】

I; II; III
【HS Code】

2934 20 20
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