4-Nitrothiophenol
Synonym(s):p-Nitrophenyl mercaptan;pNTP;4-Nitrobenzenethiol
- CAS NO.：1849-36-1
- Empirical Formula: C6H5NO2S
- Molecular Weight: 155.17
- MDL number: MFCD00007343
- EINECS: 217-436-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:23:09
What is 4-Nitrothiophenol?
Chemical properties
yellow crystalline powder and/or chunks
The Uses of 4-Nitrothiophenol
4-Nitrothiophenol has been used in the synthesis of dual emission fluorescent probe for the differential sensing of of glutathione (GSH) and cysteine/homocysteine (Cys/Hcy). pNTP can also be used to synthesize diaryl thioethers via copper-catalyzed C-S coupling reaction.
Properties of 4-Nitrothiophenol
| Melting point: | 72-77 °C (lit.) |
| Boiling point: | 281.9±23.0 °C(Predicted) |
| Density | 1.357 (estimate) |
| refractive index | 1.5380 (estimate) |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| pka | 4.68±0.10(Predicted) |
| form | Crystalline Powder and/or Chunks |
| color | Yellow |
| Water Solubility | Partly soluble in water and chloroform. |
| Sensitive | Stench |
| BRN | 606924 |
| CAS DataBase Reference | 1849-36-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzenethiol, 4-nitro-(1849-36-1) |
| EPA Substance Registry System | 4-Nitrothiophenol (1849-36-1) |
Safety information for 4-Nitrothiophenol
| 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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-Nitrothiophenol
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