Thiophenol
ALDRICH/240249 - ≥99%
Synonym: Benzenethiol; Phenyl mercaptan
CAS Number: 108-98-5
Empirical Formula (Hill Notation): C6H6S
Molecular Weight: 110.18
EC Number: 203-635-3
MDL Number: MFCD00004826
Linear Formula: C6H5SH
Product Type: Chemical
| assay | ≥99% |
| bp | 169 °C (lit.) |
| density | 1.073 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C6H6S/c7-6-4-2-1-3-5-6 |
| InChI key | RMVRSNDYEFQCLF-UHFFFAOYSA |
| mp | −15 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | Sc1ccccc1 |
| solubility | alcohol: very soluble(lit.) |
| benzene: miscible(lit.) | |
| carbon disulfide: miscible(lit.) | |
| diethyl ether: miscible(lit.) | |
| water: insoluble(lit.) | |
| vapor density | 3.8 (vs air) |
| vapor pressure | 1.4 mmHg ( 20 °C) |
| Application: | The Progress in Development of Dental Restorative Materials ![]() |
| Application: | Thiophenol can be used: • To prepare (3H-benzo[c][1,2]diselenol-3-yl)(phe • As a surface capping ingredient in the preparation Fe-doped ZnS nanoparticles exhibiting ferromagnetic properties. • As an oxygen scavenger in the N-deacetylation of chitin to yield chitosan C. • As an activator in the coupling reactions of carboxylic acids with isonitriles. |
| Packaging: | 10 g in glass bottle |
| Packaging: | 50 g in Sure/Seal™ |
| Symbol | ![]() ![]() ![]() GHS02,GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H226 - H300 + H310 + H330 - H315 - H319 - H335 - H361 - H372 - H410 |
| Precautionary statements | P210 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | T+ |
| Risk Statements | 10-24/25-26-41 |
| Safety Statements | 23-26-28-36/37/39-45 |
| RIDADR | UN 2337 3(6.1) / PGI |
| WGK Germany | WGK 3 |
| Flash Point(F) | 122.0 °F - closed cup |
| Flash Point(C) | 50 °C - closed cup |
| Purity | ≥99% |
| bp | 169 °C (lit.) |
| mp | −15 °C (lit.) |
| Density | 1.073 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |





