3-pyridine carboxaldehyde,1 ,6-dihydro-6-oxo-1-phenyl- CAS 914918-78-8
| CAS No. | 914918-78-8 |
| Molecular Formula | C12H9NO2 |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-pyridine carboxaldehyde,1 ,6-dihydro-6-oxo-1-phenyl- is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-pyridine carboxaldehyde,1 ,6-dihydro-6-oxo-1-phenyl- (CAS 914918-78-8), molecular formula C12H9NO2 and molecular weight 199.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-pyridine carboxaldehyde,1 ,6-dihydro-6-oxo-1-phenyl- (C12H9NO2) contains an amino-acid-derived structure, 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 199.21 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H9NO2 |
| Molecular Weight | 199.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- cis-2-methyl-4-propyl-1,3-oxathiane (CAS 59323-76-1)
- 2-(3-(Difluoromethyl)-4-nitro-1H-pyrazol-1-yl)acetic acid (CAS 1795503-05-7)
- Ethyl 7-oxo-1,7-dihydropyrazolo[1,5-a]pyrimidine-5-carboxylate (CAS 1174064-69-7)
- 1-Methyl-1,6-diazaspiro[3.4]octane (CAS 1158749-83-7)
- 2-(((4-(4-Ethoxyphenyl)-5-(ethylthio)-4H-1,2,4-triazol-3-yl)methyl)thio)pyrimidine (CAS 868221-50-5)
- 2-Ethyloctan-1-ol (CAS 20592-10-3)
- 3,3'-Diiodo-2,2'-bis(methoxymethoxy)-1,1'-binaphthalene (CAS 142010-88-6)
- Methyl 3-Amino-4-[(4-methylbenzyl)amino]benzoate (CAS 1031667-78-3)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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