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ChemicalBook >> CAS DataBase List >> Ethanethiol

Ethanethiol

Ethanethiol price.
  • $21 - $650
  • Product name: Ethanethiol
  • CAS: 75-08-1
  • MF: C2H6S
  • MW: 62.13
  • EINECS:200-837-3
  • MDL Number:MFCD00004887
  • Synonyms:EM(TM) RT;ETHANETHIOL;Ethylmercaptan,98%;ETHYL MERCAPTAN 99WT% MIN;1-Mercaptoethane;Aethanethiol;Aethylmercaptan;Etantiolo
23 prices
Selected condition:
Brand
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 1000MG
  • 1ml
  • 25mL
  • 100ml
  • 250ML
  • 500ml
  • 1kg
  • 1L
  • 1 unit
  • 1 each
  • 2.5 L
  • 50 mL
  • 500 mL
  • sample
  • ManufacturerMedical Isotopes, Inc.
  • Product number40306
  • Product descriptionEthanethiol
  • Packaging250ML
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number506818
  • Product descriptionEthanethiol (ethyl mercaptan) PESTANAL?, analytical standard
  • Packaging1000MG
  • Price$25.3
  • Updated2022-05-15
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW425800
  • Product descriptionEthanethiol ≥97%
  • Packaging1 unit
  • Price$58.61
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW425800
  • Product descriptionEthanethiol ≥97%
  • Packaging1 unit
  • Price$58.61
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW425800
  • Product descriptionEthanethiol ≥97%
  • Packagingsample
  • Price$59.8
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW425800
  • Product descriptionEthanethiol ≥97%
  • Packaging1 each
  • Price$63.5
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number80534
  • Product descriptionEthanethiol analytical standard
  • Packaging1ml
  • Price$63.9
  • Updated2022-05-15
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberE3708
  • Product descriptionEthanethiol 97%
  • Packaging100ml
  • Price$41.8
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number8.00796
  • Product descriptionEthanethiol for synthesis
  • Packaging250ML
  • Price$79.2
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberE3708
  • Product descriptionEthanethiol 97%
  • Packaging500ml
  • Price$111
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW425800
  • Product descriptionEthanethiol ≥97%
  • Packaging1kg
  • Price$168
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number8.00796
  • Product descriptionEthanethiol for synthesis
  • Packaging1L
  • Price$174
  • Updated2026-04-30
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE0036
  • Product descriptionEthyl Mercaptan >98.0%(GC)
  • Packaging500mL
  • Price$56
  • Updated2026-04-30
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE0036
  • Product descriptionEthyl Mercaptan >98.0%(GC)
  • Packaging25mL
  • Price$21
  • Updated2026-04-30
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product number11786
  • Product descriptionEthanethiol, 99+% 99+%
  • Packaging2.5 L
  • Price$200.65
  • Updated2026-04-24
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product number022585
  • Product descriptionEthanethiol, 97%
  • Packaging500ml
  • Price$84.5
  • Updated2026-04-24
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Medical Isotopes, Inc. 40306 Ethanethiol 250ML $650 2021-12-16 Buy
Sigma-Aldrich 506818 Ethanethiol (ethyl mercaptan) PESTANAL?, analytical standard 1000MG $25.3 2022-05-15 Buy
Sigma-Aldrich W425800 Ethanethiol ≥97% 1 unit $58.61 2025-07-31 Buy
Sigma-Aldrich W425800 Ethanethiol ≥97% 1 unit $58.61 2025-07-31 Buy
Sigma-Aldrich W425800 Ethanethiol ≥97% sample $59.8 2024-03-01 Buy
Sigma-Aldrich W425800 Ethanethiol ≥97% 1 each $63.5 2026-04-30 Buy
Sigma-Aldrich 80534 Ethanethiol analytical standard 1ml $63.9 2022-05-15 Buy
Sigma-Aldrich E3708 Ethanethiol 97% 100ml $41.8 2026-04-30 Buy
Sigma-Aldrich 8.00796 Ethanethiol for synthesis 250ML $79.2 2026-04-30 Buy
Sigma-Aldrich E3708 Ethanethiol 97% 500ml $111 2026-04-30 Buy
Sigma-Aldrich W425800 Ethanethiol ≥97% 1kg $168 2026-04-30 Buy
Sigma-Aldrich 8.00796 Ethanethiol for synthesis 1L $174 2026-04-30 Buy
TCI Chemical E0036 Ethyl Mercaptan >98.0%(GC) 500mL $56 2026-04-30 Buy
TCI Chemical E0036 Ethyl Mercaptan >98.0%(GC) 25mL $21 2026-04-30 Buy
Thermo Scientific Chemicals 11786 Ethanethiol, 99+% 99+% 2.5 L $200.65 2026-04-24 Buy
Thermo Scientific Chemicals 022585 Ethanethiol, 97% 500ml $84.5 2026-04-24 Buy

Properties

Melting point :-148 °C
Boiling point :35 °C(lit.)
Density :0.839 g/mL at 25 °C(lit.)
vapor density :2.1 (vs air)
vapor pressure :8.51 psi ( 20 °C)
FEMA :4258 | ETHANETHIOL
refractive index :n20/D 1.4306(lit.)
Flash point :1 °F
storage temp. :Store below +30°C.
solubility :Soluble in Ether, Alcohol, Acetone
pka :10.6(at 25℃)
form :Liquid
color :Colorless
Odor :Strong chunk; offensive garlic.
explosive limit :2.8-18%(V)
Odor Threshold :0.0000087ppm
biological source :synthetic
Water Solubility :Slightly miscible with water.
JECFA Number :1659
Merck :14,3726
BRN :773638
Henry's Law Constant :3.57(x 10-3 atmm3/mol) at 25 °C (Przyjazny et al., 1983)
Dielectric constant :6.9(14℃)
Exposure limits :TLV-TWA 0.5 ppm (~1.3 mg/m3 ) (ACGIH and MSHA); ceiling 10 ppm (OSHA); IDLH 2500 ppm (NIOSH).
Stability :Stable. Extremely flammable - note low flash point. Incompatible with oxidizing agents, strong acids. May form explosive mixtures with air.
Major Application :cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care InChI :1S/C2H6S/c1-2-3/h3H,2H2,1H3
InChIKey :DNJIEGIFACGWOD-UHFFFAOYSA-N
SMILES :CCS
LogP :1.44
CAS DataBase Reference :75-08-1(CAS DataBase Reference)
NIST Chemistry Reference :Ethanethiol(75-08-1)
EPA Substance Registry System :Ethyl mercaptan (75-08-1)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger GHS hazard pictograms P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H316 Causes mild skin irritation Skin corrosion/irritation Category 3 Warning P332+P313
H320 Causes eye irritation Serious eye damage/eye irritation Category 2B Warning P264, P305+P351+P338,P337+P313
H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger GHS hazard pictograms P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
H370 Causes damage to organs Specific target organ toxicity, single exposure Category 1 Danger GHS hazard pictograms P260, P264, P270, P307+P311, P321,P405, P501
H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning GHS hazard pictograms P273, P391, P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ventilating/lighting/…/equipment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P370+P378 In case of fire: Use … for extinction.
P391 Collect spillage. Hazardous to the aquatic environment
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P403+P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Ethanethiol acts as a stabilizer for adhesives and an odorant for natural gas. It is used in the odorless liquefied petroleum gas (LPG) in order to find out the gas leaks. It is used as key starting material for the preparation of ethylsulfonic acid, diethyldisulfide and sodium ethylmercaptide. Further, it is also used in the underground mining industry as stench gas. In organic synthesis, it gives powerful nucleophile set in the presence of sodium hydroxide.

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