5-Chloro-3-methoxy-2-nitrobenzoic acid CAS 1017059-14-1
| CAS No. | 1017059-14-1 |
| Molecular Formula | C8H6ClNO5 |
| Molecular Weight | 231.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Chloro-3-methoxy-2-nitrobenzoic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Chloro-3-methoxy-2-nitrobenzoic acid (CAS 1017059-14-1), molecular formula C8H6ClNO5 and molecular weight 231.59 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H6ClNO5, 5-Chloro-3-methoxy-2-nitrobenzoic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 231.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Chloro-3-methoxy-2-nitrobenzoic 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 | C8H6ClNO5 |
| Molecular Weight | 231.59 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 |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-Chloro-5-methoxy-4-nitrobenzoic acid (CAS 101581-13-9)
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- (6-Chloro-3-nitropyridin-2-yl)glycine (CAS 116640-05-2)
- Methyl 4-chloro-2-hydroxy-5-nitrobenzoate (CAS 1206969-91-6)
- 2-(5-Chloro-2-nitrophenoxy)acetic acid (CAS 1250371-74-4)
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- 4-Chloro-5-methoxy-2-nitrobenzoic acid (CAS 18734-73-1)
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Recommended Standards
- 5-Chloro-6,7-difluoro-1H-indole-2-carboxylic acid (CAS 2368980-42-9)
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- 2-Chloro-4-(trifluoromethyl)thiazole-5-carboxylic acid (CAS 72850-61-4)
- 2,4,6-trifluoropyridine-3-sulfonyl chloride (CAS 1803609-38-2)
- 1-[2-(4-fluorophenyl)-4-methyl-1,3-thiazol-5-yl]ethan-1-one (CAS 923701-97-7)
- Diethyl[2-(piperidin-4-yloxy)ethyl]amine (CAS 1000819-35-1)
- N-Ethyl-9H-purin-6-amine (CAS 16370-43-7)
- 1,2-Dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 1023813-29-7)
- 2-((Furan-2-ylmethyl)amino)propane-1,3-diol (CAS 1488525-69-4)
- (R)-Methyl 3-(6-bromopyridin-2-yl)-2-((tert-butoxycarbonyl)amino)propanoate (CAS 1391516-67-8)
- 4-Cyclopropoxy-6-iodopyridine-2-sulfonamide (CAS 1243464-39-2)
- 2-(2-(6-Fluoroimidazo[1,2-a]pyridin-2-yl)ethyl)isoindoline-1,3-dione hydrobromide (CAS 1858250-77-7)
- 53116-81-7 Tetrakis(N,N,N-trimethylmethanaminium) orthosilicate DTXSID50746209 (CAS 53116-81-7)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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