2-(3-Hydroxy-4-nitrophenyl)acetic acid CAS 152148-79-3
| CAS No. | 152148-79-3 |
| Molecular Formula | C8H7NO5 |
| Molecular Weight | 197.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(3-Hydroxy-4-nitrophenyl)acetic acid.
2-(3-Hydroxy-4-nitrophenyl)acetic acid (CAS 152148-79-3) is a high-purity analytical reference standard with the molecular formula C8H7NO5 and a molecular weight of 197.14 g/mol.
Structurally, 2-(3-Hydroxy-4-nitrophenyl)acetic acid (C8H7NO5) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 197.14 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), 2-(3-Hydroxy-4-nitrophenyl)acetic acid 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 | C8H7NO5 |
| Molecular Weight | 197.14 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 |
| 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.) | 2000 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 2-Hydroxy-2-(4-nitrophenyl)acetic acid (CAS 10098-39-2)
- Methyl 2-hydroxy-6-nitrobenzoate (CAS 1261504-50-0)
- 2-(3-Hydroxy-5-nitrophenyl)acetic acid (CAS 1261746-17-1)
- Methyl 2-hydroxy-4-nitrobenzoate, 97% (CAS 13684-28-1)
- 2-Hydroxy-6-(methoxycarbonyl)isonicotinic acid (CAS 1373959-10-4)
- 4-Hydroxy-6-(methoxycarbonyl)picolinic acid (CAS 1374754-19-4)
- 6-Hydroxy-4-(methoxycarbonyl)picolinic acid (CAS 1393531-84-4)
- 2-Hydroxy-4-methyl-5-nitrobenzoic acid (CAS 17276-91-4)
Recommended Standards
- 3-(2,6-difluorophenyl)-1,2,4-oxadiazol-5-amine (CAS 1504957-58-7)
- (6-Nitrobenzo[d][1,3]dioxol-5-yl)methanol (CAS 15341-08-9)
- (3-Bromo-2,2-dimethylpropyl)(methyl)sulfane (CAS 1490610-03-1)
- 3,5-Difluoro-1H-indole-2-carboxylic acid (CAS 1553990-37-6)
- 1-(5-Bromo-2-hydroxyphenyl)butan-1-one (CAS 105211-80-1)
- 2-Chloro-N-cyclopentyl-4-iodoaniline (CAS 1157233-39-0)
- 2-(4-Methoxybenzyl)-N-(3-(trifluoromethyl)phenyl)thiazole-4-carboxamide (CAS 478030-38-5)
- 3,5-Dichloro-1H-pyrazolo[3,4-c]pyridine (CAS 245325-29-5)
- Tetrazolo[1,5-a]pyridine-8-carboxylicacid (CAS 7463-56-1)
- 5-Chloro-4-(methoxycarbonyl)-1H-indole-7-carboxylic acid (CAS 2316697-67-1)
- O1-tert-Butyl O2-methyl (2S,5R)-5-aminopiperidine-1,2-dicarboxylate (CAS 915976-35-1)
- 2-(6-Amino-5-bromo-4-(difluoromethyl)pyridin-2-yl)acetic acid (CAS 1805054-97-0)
- 3,4-Dibromo-2-fluorobenzodifluoride (CAS 1803836-97-6)
- α Bag Cell Peptide (1-9) (CAS 87549-52-8)
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