4-Methyl-2,5-dinitrophenol CAS 20294-52-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20294-52-4 |
| Molecular Formula | C7H6N2O5 |
| Molecular Weight | 198.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-2,5-dinitrophenol (CAS 20294-52-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6N2O5. Molecular weight: 198.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6N2O5 |
| Molecular Weight | 198.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 3-Methyl-2,4-dinitrophenol (CAS 1817-66-9)
- 4-Methyl-2,3-dinitrophenol (CAS 68191-07-1)
- 4-Methyl-3,5-dinitrophenol (CAS 63989-82-2)
- 2-Methyl-4,6-dinitrophenol (CAS 534-52-1)
- 2,4-Dinitrophenol-d3 (CAS 93951-77-0)
- 2,3-Dinitrophenol (CAS 66-56-8)
- 2,5-Dinitrophenol (Wetted with water >20%) (CAS 329-71-5)
- 3,5-Dinitrophenol (CAS 586-11-8)
Recommended Standards
- 4-Methoxy-5-nitronicotinic acid (CAS 2089326-23-6)
- 4-Nitro-2-(nitromethyl)phenol (CAS 36363-18-5)
- 4,6-Dihydroxyisophthalic Acid (CAS 19829-74-4)
- 3-(3-tert-Butyl-1,2,4-oxadiazol-5-yl)piperidine hydrochloride (CAS 1385696-36-5)
- 1,6-Hexamethylenebis-methacrylamide (CAS 16069-15-1)
- N1-Methyl-N1-(tetrahydro-2-furanylmethyl)-1,2-cyclohexanediamine (CAS 1250331-13-5)
- 4'-(Bromomethyl)-4,3':5',4''-terpyridine (CAS 1227602-67-6)
- n,3-Dimethylcyclopentan-1-amine, mixture of diastereomers (CAS 252854-33-4)
- 1-(2-Fluorophenyl)ethane-1,2-diamine (CAS 69810-82-8)
- Galanin Message Associated Peptide (44-59) amide (CAS 125455-59-6)
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