5-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile CAS 338954-76-0
| CAS No. | 338954-76-0 |
| Molecular Formula | C12H7ClN2O |
| Molecular Weight | 230.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 338954-76-0), molecular formula C12H7ClN2O and molecular weight 230.65 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H7ClN2O, 5-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile 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 230.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 5-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile 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 | C12H7ClN2O |
| Molecular Weight | 230.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 6-(3-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 142499-65-8)
- 6-(2-chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 147283-46-3)
- 7-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 160290-42-6)
- 2-(2-Chlorophenyl)-6-oxo-1,6-dihydropyridine-3-carbonitrile (CAS 1707727-68-1)
- 2-(2-Chlorophenyl)oxazolo[4,5-b]pyridine (CAS 52333-57-0)
- 2-(3-Chlorophenyl)oxazolo[4,5-b]pyridine (CAS 52333-56-9)
- 2-(4-Chlorophenyl)-5-formyl-1H-pyrrole-3-carbonitrile (CAS 872706-11-1)
- 2-(4-Chlorophenyl)oxazolo[4,5-b]pyridine (CAS 52333-45-6)
Recommended Standards
- 4-Chloro-N-(3-hydroxypropyl)-2-nitroaniline (CAS 84145-68-6)
- 5-(4-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 35982-98-0)
- 4-Chloro-6-phenylfuro[2,3-d]pyrimidine (CAS 943230-33-9)
- 5-Chloro-1-phenyl-1H-pyrazolo[3,4-b]pyrazine (CAS 87595-29-7)
- 4-Ethylamino-1-butanol (CAS 39216-86-9)
- 6-Fluoro-N-(3-(methylthio)propyl)pyridin-2-amine (CAS 1343329-61-2)
- Ethyl 3-hydroxy-7-methyl-1H-indole-2-carboxylate (CAS 459818-00-9)
- Pasireotide (CAS 396091-73-9)
- 9H-Purin-2-amine (CAS 191236-69-8)
- Prilocaine Impurity 18 (CAS 26073-26-7)
- (1-Benzylazetidin-2-yl)methanamine (CAS 46193-94-6)
- 2-(Methylsulfonyl)-1-(p-tolyl)propan-1-amine (CAS 1340408-31-2)
- Ethyl 6-amino-3,4-dihydro-2H-thieno[2,3-b]pyran-5-carboxylate (CAS 1169491-45-5)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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