4-Fluoro-3-methyl-2-nitrophenol CAS 1806375-72-3
| CAS No. | 1806375-72-3 |
| Molecular Formula | C7H6FNO3 |
| Molecular Weight | 171.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Fluoro-3-methyl-2-nitrophenol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
4-Fluoro-3-methyl-2-nitrophenol (CAS 1806375-72-3) is a high-purity analytical reference standard with the molecular formula C7H6FNO3 and a molecular weight of 171.13 g/mol.
Structurally, 4-Fluoro-3-methyl-2-nitrophenol (C7H6FNO3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 171.13 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H6FNO3 |
| Molecular Weight | 171.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Fluoro Standards
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Recommended Standards
- 3-Fluoro-5-nitrobenzene-1,2-diamine (CAS 1806280-42-1)
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- 3-Fluoro-5-methyl-2-nitrophenol (CAS 1806475-40-0)
- (4-(Trifluoromethyl)furan-2-yl)boronic acid (CAS 2070922-42-6)
- 3-Cyclohexyl-N-(2-(ethylamino)ethyl)propanamide hydrochloride (CAS 1581641-31-7)
- Ethyl 2-amino-4-(benzyloxy)-5-methoxybenzoate (CAS 1086389-60-7)
- Diethylene glycol Diacetate (CAS 628-68-2)
- 35308-00-0 4-Methoxyacridin-9(10H)-one EINECS 252-505-2 4-Methoxy-9-acridanone (CAS 35308-00-0)
- 1-Bromo-4-methoxy-2-(methoxymethoxy)benzene (CAS 133730-24-2)
- Dimethyl 2,2'-(1,3-phenylene)diacetate (CAS 36076-19-4)
- 2-Azido-N-(2-methylphenyl)acetamide (CAS 116433-48-8)
- (5-Fluoro-2-methylphenyl)(phenyl)methanone (CAS 33184-52-0)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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