2-Methyl-3-nitrophenol
Synonym(s):2-Hydroxy-6-nitrotoluene;3-Nitro-o-cresol
- CAS NO.：5460-31-1
- Empirical Formula: C7H7NO3
- Molecular Weight: 153.14
- MDL number: MFCD00007241
- EINECS: 226-739-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-09-12 12:58:45
What is 2-Methyl-3-nitrophenol?
Chemical properties
Yellow to brown crystalline powder
The Uses of 2-Methyl-3-nitrophenol
2-Methyl-3-nitrophenol was used as internal standard to develop a method for measurement of stable isotope ratio of methylnitrophenols in atmospheric particulate matter.
Hazard
2-Methyl-3-nitrophenol is irritating to skin and eyes, harmful by inhalation, may cause respiratory irritation and is an acute toxin.
Synthesis
An improved synthesis method has been reported where 2-Methyl-3-nitrophenol was prepared from 3-methyl phenol via sulfonation, nitration, and hydrolysis with an overall yield of 98%.
Properties of 2-Methyl-3-nitrophenol
| Melting point: | 146-148 °C (lit.) |
| Boiling point: | 147.0-152.0°C |
| Density | 1.2744 (estimate) |
| refractive index | 1.5744 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 95% ethanol: soluble50mg/mL |
| pka | 9.11±0.25(Predicted) |
| form | powder to crystal |
| color | Light yellow to Brown to Dark green |
| BRN | 1946057 |
| CAS DataBase Reference | 5460-31-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 3-Nitro-o-cresol(5460-31-1) |
Safety information for 2-Methyl-3-nitrophenol
| 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. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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 2-Methyl-3-nitrophenol
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