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2-Mercapto-5-methyl-1,3,4-thiadiazole

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[Fire Fighting]

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
[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.
[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]

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
[Storage]

Store in a tightly closed container. Store in a cool, dry area away from incompatible substances.
[Handling]

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation.
[Inhalation]

Causes irritation of the mucous membrane and upper respiratory tract. May cause headache, nausea, and vomiting.
[Skin]

Causes skin irritation.
[Eyes]

Causes eye irritation. May cause chemical conjunctivitis.
[Ingestion]

May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
[EC Risk Phrase]

R 36/37/38
[EC Safety Phrase]

S 26 36
[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]

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
[Exposure Effects]

Effects may be delayed.
[Appearance]

White to light cream powder. With a stench.
[Melting Point]

186 - 187
[Boiling Point]

333
[Partition Coefficient]

1.09
[Product Name]

5-Methyl-1,3,4-thiadiazole-2-thiol
[Synonyms]

1,3,4-Thiadiazole-2(3H)-thione, 5-methyl-
5-Methyl-3H-1,3,4-thiadiazole-2-thione
[CAS]

"CASEN_29490-19-5.htm">29490-19-5
[Formula]

C3H4N2S2
[Molecular Weight]

132.19
[EINECS]

249-667-1
[Beilstein/Gmelin]

606663
[Small spills/leaks]

Wash area with soap and water. 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]

Stable under normal temperatures and pressures.
[Incompatibilities]

Strong oxidizing agents.
[Decomposition]

Nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide.