Triphenylmethanethiol
Synonym(s):Triphenylmethyl mercaptan;Trityl mercaptan
- CAS NO.：3695-77-0
- Empirical Formula: C19H16S
- Molecular Weight: 276.4
- MDL number: MFCD00004854
- EINECS: 223-020-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:13:14
What is Triphenylmethanethiol?
Chemical properties
CREAM TO PALE YELLOW POWDER
The Uses of Triphenylmethanethiol
Triphenylmethyl mercaptan, is used as a reagent used for the introduction of thiol group. Triphenylmethanethiol is a reagent used for the mild introduction of the mercapto functionality. It is also used as a pharmaceutical intermediate; Chemical synthesis.
What are the applications of Application
Triphenylmethanethiol is a reagent used for the introduction of thiol group
Synthesis Reference(s)
Journal of the American Chemical Society, 72, p. 1843, 1950 DOI: 10.1021/ja01160a512
Properties of Triphenylmethanethiol
| Melting point: | 104-106 °C (lit.) |
| Boiling point: | 379.3°C (rough estimate) |
| Density | 1.1716 (rough estimate) |
| refractive index | 1.6170 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| form | Powder |
| pka | 8.87±0.10(Predicted) |
| color | Cream to pale yellow |
| Water Solubility | It is insoluble in water. |
| BRN | 2113168 |
| InChI | InChI=1S/C19H16S/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15,20H |
| CAS DataBase Reference | 3695-77-0(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenemethanethiol, .alpha.,.alpha.-diphenyl- (3695-77-0) |
Safety information for Triphenylmethanethiol
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. 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 Triphenylmethanethiol
| InChIKey | JQZIKLPHXXBMCA-UHFFFAOYSA-N |
| SMILES | C(S)(C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1 |
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