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Sulfur and phosphorus compounds

2-Propanethiol safety data

GHS hazards, precautions, first aid, handling and transport for 2-Propanethiol. A classification summary, not a safety data sheet.
CAS 75-33-2Formula C3H8S

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

GHS classification

Pictograms, signal word and hazard classes of the GHS classification

GHS02: Flammable
Flammable
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
Signal word
Danger

Hazard classes and categories

  • Flam. Liq. 2
  • Acute Tox. 4 (oral)
  • Skin Irrit. 2
  • Eye Irrit. 2
  • Acute Tox. 3 (inhalation)

Hazard statements

H codes grouped by type. Percentages show the share of classification notifications that report the statement

Physical hazards

  • H225Highly flammable liquid and vapour.

Health hazards

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H331Toxic if inhaled.

Precautionary statements

P codes for prevention, response, storage and disposal

Prevention

  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.

Response

  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.

Storage

  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.

Disposal

  • P501Dispose of contents and container in accordance with local regulations.

First aid

General first aid measures. Get medical advice if you feel unwell

If inhaled
Remove victim to fresh air, start artificial respiration and give oxygen if required, observe for signs of pulmonary edema, get medical attention.
Skin contact
Flush with water.
If swallowed
Give large amount of water and induce vomiting. EYES or

Handling, storage and disposal

Summaries only, follow the supplier SDS for your grade

Safe handling

Self-contained breathing apparatus, goggles or face shield, rubber gloves. Plastic gloves, goggles or face shield.

Storage

... Materials which are toxic as stored /such as isopropyl mercaptan/ or which can decompose into toxic components... should be stored in a cool, well ventilated place, out of the direct rays of the sun, away from areas of high fire hazard, and should be periodically inspected.

Disposal

Ethyl mercaptan is a waste chemical stream constituent which may be subjected to ultimate disposal by controlled incineration (2,000 °F) followed by scrubbing with a caustic solution. Incineration... : Incinerate scrap material under controlled conditions using afterburner and a scrubber to neutralize sulfur dioxide....

Exposure limits and toxicity

Occupational exposure limits and toxicity data

Inhalation causes loss of sense of smell, muscular weakness, convulsions, respiratory paralysis. Ingestion causes nausea and vomiting. Contact with eyes or skin causes irritation.

Transport information

UN dangerous goods classification for road, sea and air

UN number
UN 2402

Shipping rules depend on mode, quantity and packaging. Confirm the classification with the supplier SDS and your freight forwarder.

Supplier safety data sheets

SDS documents uploaded by suppliers who list this chemical

No supplier has uploaded an SDS for 2-Propanethiol yet. Suppliers usually send one with their quote. Request quotes

Safety questions

Quick answers about handling 2-Propanethiol safely

Is 2-Propanethiol hazardous?

2-Propanethiol carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, harmful if swallowed, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

Which GHS pictograms apply to 2-Propanethiol?

The GHS classification of 2-Propanethiol shows 3 pictograms: GHS02 (flammable), GHS06 (acute toxicity (severe)), GHS07 (harmful or irritant).

What is the UN number of 2-Propanethiol?

2-Propanethiol is transported under UN 2402. Check the supplier SDS and the current ADR, IMDG or IATA rules before shipping.

How should 2-Propanethiol be stored?

... Materials which are toxic as stored /such as isopropyl mercaptan/ or which can decompose into toxic components... should be stored in a cool, well ventilated place, out of the direct rays of the sun, away from areas of high fire hazard, and should be periodically inspected.

Where can I get the SDS for 2-Propanethiol?

Ask the supplier for the safety data sheet of the exact grade you buy. Suppliers on CompoundList can attach their SDS to listings and send it with a quote. This page is a GHS classification summary, not an SDS.

GHS classification summary, not an SDS. Always check the supplier's SDS. Last updated 7 Oct 2026. Report an error

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