2-Ethylbenzenethiol
Synonym(s):2-Ethylthiophenol
- CAS NO.：4500-58-7
- Empirical Formula: C8H10S
- Molecular Weight: 138.23
- MDL number: MFCD00010022
- EINECS: 224-811-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:18:54
What is 2-Ethylbenzenethiol?
Chemical properties
clear light yellow liquid
Chemical properties
2-Ethylthiophenol has a pungent, roasted odor
What are the applications of Application
2-Ethylbenzenethiol is a potent inhibitor of ethylbenzene dehydrogenase
Definition
ChEBI: 2-Ethylbenzenethiol is a thiol.
Aroma threshold values
Aroma characteristics at 0.1%: alliaceous, burnt meaty, rubber tire-like with dried fish, vegetative, nutty and coffee with a catty nuance.
Taste threshold values
Taste characteristics at 0.1 ppm: onion, horseradish, nutty, meaty, fishy with roasted sesame seed and toasted bread notes.
General Description
2-Ethylbenzenethiol is a strong mixed type inhibitor of ethylbenzene dehydrogenase.
Properties of 2-Ethylbenzenethiol
| Melting point: | -30°C (estimate) |
| Boiling point: | 203-205 °C (lit.) |
| Density | 1.025 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3345 | 2-ETHYLTHIOPHENOL |
| Flash point: | 177 °F |
| pka | 6.81±0.43(Predicted) |
| Specific Gravity | 1.025 |
| Odor | at 0.10 % in propylene glycol. sulfurous roasted meaty smoky |
| Sensitive | Air Sensitive |
| JECFA Number | 529 |
| BRN | 2553288 |
| CAS DataBase Reference | 4500-58-7(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Ethylbenzenethiol(4500-58-7) |
| EPA Substance Registry System | Benzenethiol, 2-ethyl- (4500-58-7) |
Safety information for 2-Ethylbenzenethiol
| Signal word | Warning |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227:Flammable liquids H302:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H331:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 2-Ethylbenzenethiol
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