6-(4-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid CAS 753468-45-0
| CAS No. | 753468-45-0 |
| Molecular Formula | C14H9ClN2O3 |
| Molecular Weight | 288.69 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 6-(4-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid.
6-(4-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 753468-45-0), molecular formula C14H9ClN2O3 and molecular weight 288.69 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H9ClN2O3, 6-(4-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic 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 288.69 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.
CATO manufactures 6-(4-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H9ClN2O3 |
| Molecular Weight | 288.69 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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 DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 1-(3-Chlorophenyl)-5-(furan-2-yl)-1h-pyrazole-3-carboxylic acid (CAS 957013-17-1)
- 1-(4-Chlorophenyl)-5-(furan-2-yl)-1h-pyrazole-3-carboxylic acid (CAS 956769-53-2)
- 5-((2-Chlorophenyl)amino)-3-methylbenzo[c]isoxazole-4,7-dione (CAS 33262-62-3)
- 5-((3-Chlorophenyl)amino)-3-methylbenzo[c]isoxazole-4,7-dione (CAS 33229-22-0)
- 5-((4-Chlorophenyl)amino)-3-methylbenzo[c]isoxazole-4,7-dione (CAS 51485-59-7)
- 6-(2-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 954263-02-6)
- 6-(3-Chlorophenyl)-3-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 954584-74-8)
- N-(3-(4-Chlorophenyl)-1H-imidazo[4,5-e][1,2,4]triazin-6-yl)acetamide (CAS 61602-13-9)
Recommended Standards
- 6-chloro-3-(4-nitrophenyl)-2H-1,4-benzoxazine (CAS 477867-74-6)
- 7-(4-Chloro-3-nitrophenyl)-2-methylpyrazolo[1,5-a]pyrimidine (CAS 478249-07-9)
- 7-Amino-3-(4-chlorophenyl)pyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 692287-68-6)
- 9-Chloro-2-methoxy-1-nitroacridine (CAS 89974-80-1)
- Benzo[d]isoxazol-4-ol (CAS 1360931-63-0)
- Methyl 2-cyano-3,4-dimethylpent-2-enoate (CAS 6666-81-5)
- tert-Butyl (4,5-dimethoxypyridin-3-yl)methylcarbamate (CAS 1142191-79-4)
- tert-Butyl (1R*,4R*)-4-(2-chlorobenzamido)cyclohexylcarbamate (CAS 1286274-13-2)
- 2-(Quinolin-8-yl)ethan-1-amine dihydrochloride (CAS 1311314-78-9)
- 5-Methylmellein (CAS 7734-92-1)
- tert-Butyl (1R*,4R*)-4-(3-bromobenzylamino)cyclohexylcarbamate (CAS 1286275-65-7)
- Methyl 2-chloro-2-methoxy-acetate (CAS 13157-96-5)
- 8-Piperazin-1-yl-2h-[1,2,4]triazolo[4,3-a]pyrazin-3-one (CAS 1544881-78-8)
- Gastric Inhibitory Polypeptide (1-30) amide (porcine) (CAS 134846-93-8)
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