5-(O-tolyl)nicotinaldehyde CAS 887973-89-9
| CAS No. | 887973-89-9 |
| Molecular Formula | C13H11NO |
| Molecular Weight | 197.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(O-tolyl)nicotinaldehyde (CAS 887973-89-9), molecular formula C13H11NO and molecular weight 197.23 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H11NO, 5-(O-tolyl)nicotinaldehyde contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 197.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 5-(O-tolyl)nicotinaldehyde 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 | C13H11NO |
| Molecular Weight | 197.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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 |
Related O Standards
- 6-(o-Tolyl)picolinaldehyde (CAS 112432-87-8)
- 2-(P-tolyl)isonicotinaldehyde (CAS 1226166-63-7)
- 4-(P-tolyl)picolinaldehyde (CAS 1287218-05-6)
- 5-(M-tolyl)nicotinaldehyde (CAS 887973-66-2)
- 6-(m-Tolyl)nicotinaldehyde (CAS 898796-56-0)
- 6-(m-Tolyl)picolinaldehyde (CAS 502925-45-3)
- 6-(p-Tolyl)nicotinaldehyde (CAS 898795-75-0)
- 6-(P-tolyl)picolinaldehyde (CAS 887979-33-1)
Recommended Standards
- 5H-Benzo[e]pyrrolo[1,2-a]azepin-11(10H)-one (CAS 73217-23-9)
- 5-(Dimethoxymethyl)-2-ethylpyrimidin-4-amine (CAS 87647-17-4)
- 5-tert-Butyl-2-oxazolecarboxylic Acid Ethyl Ester (CAS 33123-71-6)
- 5-(4-Methylphenyl)-3-pyridinecarbaldehyde (CAS 229008-16-6)
- Methyl 8-chlorochromane-3-carboxylate (CAS 2106516-35-0)
- 3-(Benzyloxy)-6-(((tert-butyldimethylsilyl)oxy)methyl)-4-oxo-4H-pyran-2-carboxylic acid (CAS 895134-29-9)
- (4-Fluoro-3-(isobutylcarbamoyl)phenyl)boronic acid (CAS 2096332-25-9)
- 1-Fluorocyclooct-2-yne-1-carboxylic acid (CAS 1227407-73-9)
- 2-amino-4-methoxybutanoic acid (CAS 57906-58-8)
- Perospirone Impurity 23 (CAS CATO-C4X-245823)
- 4-Ethyl-1-phenyl-1H-1,2,3-triazole-5-carboxylic acid (CAS 558441-00-2)
- PQ 69 (CAS 910045-32-8)
- N-(4-Aminophenyl)-2-(2,6-dimethylphenoxy)acetamide (CAS 953716-40-0)
- Semaglutide impurity 46 (CAS CATO-C4X-222646)
Why CATO?
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