3-(Hydroxymethyl)-2-nitrophenol CAS 34112-74-8
| CAS No. | 34112-74-8 |
| Molecular Formula | C7H7NO4 |
| Molecular Weight | 169.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Hydroxymethyl)-2-nitrophenol (CAS 34112-74-8) is a high-purity analytical reference standard with the molecular formula C7H7NO4 and a molecular weight of 169.13 g/mol.
Structurally, 3-(Hydroxymethyl)-2-nitrophenol (C7H7NO4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. 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 169.13 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 3-(Hydroxymethyl)-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.
Physical & Chemical Properties
| Molecular Formula | C7H7NO4 |
| Molecular Weight | 169.13 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
Related Hydroxymethyl Standards
- 3-(Hydroxymethyl)-5-nitrophenol (CAS 180628-74-4)
- 2-(Hydroxymethyl)-3-Nitro-Phenol (CAS 57356-31-7)
- 2-(Hydroxymethyl)-5-nitrophenol (CAS 57356-40-8)
- 2-(Hydroxymethyl)-6-nitrophenol (CAS 28177-71-1)
- 4-(Hydroxymethyl)-2-nitrophenol (CAS 41833-13-0)
- 4-(Hydroxymethyl)-3-nitrophenol (CAS 86031-17-6)
- 5-(Hydroxymethyl)-2-nitrophenol (CAS 61161-83-9)
- 5-(Hydroxymethyl)-N,N-dimethylfuran-2-carboxamide (CAS 1211764-32-7)
Recommended Standards
- 3-(Difluoromethyl)-5-hydroxybenzonitrile (CAS 874974-85-3)
- 3-(Oxetan-3-yl)isoxazole-4-carboxylic acid (CAS 2735654-42-7)
- 3-(Difluoromethoxy)benzonitrile (CAS 97582-88-2)
- 3-(Trifluoromethyl)-1,2,4-thiadiazol-5-amine (CAS 35581-44-3)
- Picaridin (CAS 119515-38-7)
- Methyl 7-methoxy-1H-indole-4-carboxylate (CAS 153276-72-3)
- 2-Oxa-spiro[4.5]decane-1,6-dione (CAS 345914-29-6)
- Benzyl 3-(ethyl(2-hydroxyethyl)amino)pyrrolidine-1-carboxylate (CAS 1353988-01-8)
- 1-(5-Chloro-2-ethoxyphenyl)ethan-1-ol (CAS 1226182-45-1)
- 1-(Bromomethyl)-4-(2-fluoroethoxy)benzene (CAS 123644-45-1)
- 7-(Bromomethyl)-1-methyl-1H-indole (CAS 1130278-03-3)
- Ethyl 1-(prop-2-yn-1-yl)piperidine-3-carboxylate (CAS 1234357-94-8)
- 4,6-Dimethyl-3-(2-methylbenzenesulfonyl)-1-(propan-2-yl)-1,2-dihydropyridin-2-one (CAS 866051-54-9)
- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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