6-Oxo-1,6-dihydropyridine-2-carbaldehyde CAS 358751-77-6
| CAS No. | 358751-77-6 |
| Molecular Formula | C6H5NO2 |
| Molecular Weight | 123.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Oxo-1,6-dihydropyridine-2-carbaldehyde (C6H5NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
6-Oxo-1,6-dihydropyridine-2-carbaldehyde (CAS 358751-77-6) is a high-purity analytical reference standard with the molecular formula C6H5NO2 and a molecular weight of 123.11 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 6-Oxo-1,6-dihydropyridine-2-carbaldehyde 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 | C6H5NO2 |
| Molecular Weight | 123.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Oxo Standards
- 4-Oxo-1,4-dihydropyridine-2-carbaldehyde (CAS 933030-90-1)
- 4-Oxo-1,4-dihydropyridine-3-carbaldehyde (CAS 90490-54-3)
- 1,2-Dihydropyridine-3-carboxamide (CAS 18940-07-3)
- 1,4-Dihydropyridine-3-carboxamide (CAS 18940-08-4)
- 1,4-Dihydropyridine-4-carboxylic acid (CAS 182301-56-0)
- 2-Oxo-1,2-dihydropyridine-3-carbaldehyde (CAS 36404-89-4)
- 3-methyl-1,4-dihydropyridine-4-thione (CAS 953018-17-2)
- 4-Oxo-1,4-dihydropyridine-3-carbonitrile (CAS 100367-56-4)
Recommended Standards
- 5-Methylfuran-2-isocyanate (CAS 785780-94-1)
- N-(Pyrimidin-2-yl)formamide (CAS 31354-57-1)
- 5-Isocyanato-1-methyl-1H-imidazole (CAS 499770-99-9)
- N-(Pyrimidin-5-yl)formamide (CAS 56621-84-2)
- (2R,3R,4S,5S,6R)-3,4,5-tris(benzyloxy)-2-((benzyloxy)methyl)-6-fluorotetrahydro-2H-pyran (CAS 94898-42-7)
- 3,3'-Di(dibenzothiophen-4-yl)-1,1'-biphenyl (CAS 1128045-14-6)
- 2-Mercapto-7-(trifluoromethyl)-7,8-dihydroquinazolin-5(6H)-one (CAS 1420792-78-4)
- 2-(Diethylamino)-N'-(diphenylmethylene)acetohydrazide (CAS 478247-23-3)
- 4-(4-Chlorophenyl)-5-(pyrrolidin-1-ylmethyl)-4h-1,2,4-triazole-3-thiol (CAS 790272-34-3)
- Ethyl 2,4-bis((1H-indazol-5-yl)amino)pyrimidine-5-carboxylate (CAS 916044-09-2)
- N-(1,3,5-Trimethyl-1H-pyrazol-4-yl)methanesulfonamide (CAS 53483-73-1)
- Benzo[d]oxazol-2-yl(2-chloro-6-fluorophenyl)methyl butylcarbamate (CAS 104029-66-5)
- 1-methyl-4-(oxetan-3-yl)piperazine (CAS 1788043-99-1)
- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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