2-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine CAS 13389-61-2
| CAS No. | 13389-61-2 |
| Molecular Formula | C13H9N3O |
| Molecular Weight | 223.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine (CAS 13389-61-2) is a high-purity analytical reference standard with the molecular formula C13H9N3O and a molecular weight of 223.23 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 2-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 223.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine 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 | C13H9N3O |
| Molecular Weight | 223.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 3 |
Related Phenyl Standards
- 4-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine (CAS 22926-71-2)
- 3-(3-Methyl-1,2,4-oxadiazol-5-yl)benzoyl chloride (CAS 915707-46-9)
- 3-(5-Methyl-1,2,4-oxadiazol-3-yl)benzoyl chloride (CAS 522646-39-5)
- 4-(3-Methyl-1,2,4-oxadiazol-5-yl)benzoyl chloride (CAS 876316-26-6)
- 4-(5-Methyl-1,2,4-oxadiazol-3-yl)benzoyl Chloride (CAS 222541-76-6)
- 3-(3-(4-Methyl-1,2,5-oxadiazol-3-yl)-1,2,4-oxadiazol-5-yl)propanoic acid (CAS 890095-35-9)
- 4-(((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)thio)phenol (CAS 1184238-68-3)
- 1-((5-Ethyl-1,2,4-oxadiazol-3-yl)methyl)-1H-pyrazole-3-carboxylic acid (CAS 1342420-52-3)
Recommended Standards
- 2-[(4-Methoxybenzoyl)(methyl)amino]acetic acid (CAS 133604-65-6)
- 5-[(oxan-4-yl)amino]pyrazine-2-carboxylic acid (CAS 1339056-30-2)
- (S)-3-(1H-Imidazol-4-yl)-2-methacrylamidopropanoic acid (CAS 13282-13-8)
- 1-methyl-2-(1-methyl-1H-pyrazol-4-yl)-5-oxopyrrolidine-3-carboxylic acid (CAS 1339159-33-9)
- 6-ethynyl-2-methylquinoline (CAS 1233505-71-9)
- 3-Hydroxy-5-phenylpentanenitrile (CAS 70102-88-4)
- (E)-2-(5-(4-Bromostyryl)-1H-1,2,4-triazol-3-yl)phenol (CAS 939052-75-2)
- 5,6-Dimethyl-3-(piperazin-1-yl)pyridazine-4-carbonitrile (CAS 1221820-80-9)
- 4-Chloro-2-fluoro-5-iodopyridine (CAS 1184914-20-2)
- 5-Bromo-2,3'-bipyridine (CAS 774-53-8)
- Methyl 3-amino-2-cycloheptylpropanoate (CAS 1379336-67-0)
- 7,7-Difluoro-9-methyl-2,9-diazaspiro[5.5]Undecane (CAS 1509285-21-5)
- (S)-N-(Pyrrolidin-3-yl)pyrazin-2-amine hydrochloride (CAS 1421047-25-7)
- Liraglutide Impurity 5 TFA Salt (CAS CATO-C4X-19925)
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