Ethyl 4-(5-hydroxypyridin-3-yl)benzoate CAS 1261945-50-9
| CAS No. | 1261945-50-9 |
| Molecular Formula | C14H13NO3 |
| Molecular Weight | 243.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 243.26 g/mol gives Ethyl 4-(5-hydroxypyridin-3-yl)benzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 4-(5-hydroxypyridin-3-yl)benzoate (CAS 1261945-50-9), molecular formula C14H13NO3 and molecular weight 243.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ethyl 4-(5-hydroxypyridin-3-yl)benzoate (C14H13NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 243.26 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), Ethyl 4-(5-hydroxypyridin-3-yl)benzoate 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 | C14H13NO3 |
| Molecular Weight | 243.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 2-(4-hydroxypyridin-2-yl)pyrimidine-5-carboxylate (CAS 1447606-12-3)
- Ethyl 2-(5-hydroxypyridin-2-yl)pyrimidine-5-carboxylate (CAS 1447608-10-7)
- 2-(3-Hydroxypyridin-2-yl)quinazolin-4(3H)-one (CAS 114824-90-7)
- (S)-2-(3-Hydroxypyridin-2-yl)-4-methyl-4,5-dihydrothiazole-4-carboxylic acid (CAS 76045-30-2)
- Methyl 4-(5-hydroxypyridin-3-yl)benzoate (CAS 1258612-64-4)
- Methyl 3-(3-hydroxypyridin-2-yl)benzoate (CAS 1261889-06-8)
- Methyl 4-(3-hydroxypyridin-2-yl)benzoate (CAS 1261981-75-2)
- (2-(6-Hydroxypyridin-3-yl)phenyl)(pyrrolidin-3-yl)methanone (CAS 1261896-01-8)
Recommended Standards
- 5-(4-Methoxy-2-methylphenyl)pyridine-3-carboxylic acid (CAS 1261932-60-8)
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- 1-(3,5-Dimethylphenyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 1266894-69-2)
- 4-Methoxypyridine-3-sulfonyl fluoride (CAS 2137698-57-6)
- Benzofuran-4-ol (CAS 480-97-7)
- n-(3-Iodophenyl)-2-(2-methoxyethoxy)acetamide (CAS 1090457-57-0)
- 2-Methyl-4-(2-thienyl)-1,3-thiazole (CAS 21036-67-9)
- 6-Vinylbenzo[d]thiazole (CAS 1158749-45-1)
- 3-Hydroxy-3-methyl-1-phenylbutan-2-one (CAS 94034-66-9)
- 5-Cyclopropyl-2-hydroxybenzoic acid (CAS 893738-31-3)
- methyl 2,2-dimethylpiperidine-4-carboxylate;hydrochloride (CAS 2613385-09-2)
- 3-Chloro-4-(morpholin-4-ylmethyl)aniline (CAS 494777-08-1)
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