Butane-1-thiol
CAS 109-79-5 · C4H10S
Hazard classDanger — Flammable, Irritant / harmful, Health hazard
PictogramsFlammableIrritant / harmfulHealth hazard
H-statements- H225 Highly flammable liquid and vapour
- H302 Harmful if swallowed
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
- H317 May cause an allergic skin reaction
- H335 May cause respiratory irritation
- H336 May cause drowsiness or dizziness
- H370 Causes damage to organs
- H316 Causes mild skin irritation
- H320 Causes eye irritation
- H361 Suspected of damaging fertility or the unborn child
- H371 May cause damage to organs
Workplace exposure limitsNIOSH REL C 0.5 ppm (1.8 mg/m3) [15-minute]
OSHA PEL TWA 10 ppm (35 mg/m3)
IDLH 500 ppm BOccupational exposure limits — NIOSH Pocket Guide.
Synonyms203-705-3 · 1-Butanethiol · Butanethiol · butane-1-thiol · BUTYL MERCAPTAN · n-Butyl mercaptan · Thiobutyl alcohol · Butylthiol
Molecular weight90.19 g/mol
Data sourceAggregated classification PubChem · REACH-registeredGHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.