2-Hydroxy-6-methylisonicotinaldehyde CAS 1227575-66-7
| CAS No. | 1227575-66-7 |
| Molecular Formula | C7H7NO2 |
| Molecular Weight | 137.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 137.14 g/mol gives 2-Hydroxy-6-methylisonicotinaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Hydroxy-6-methylisonicotinaldehyde (CAS 1227575-66-7), a certified reference material (molecular formula C7H7NO2, MW 137.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H7NO2, 2-Hydroxy-6-methylisonicotinaldehyde contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 137.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 2-Hydroxy-6-methylisonicotinaldehyde 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 | C7H7NO2 |
| Molecular Weight | 137.14 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.) | 1990 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 5-Hydroxy-6-methylpicolinaldehyde (CAS 1008777-26-1)
- 2-Hydroxy-1-(3-pyridyl)ethanone (CAS 104501-59-9)
- 3-Hydroxy-5-methylpicolinaldehyde (CAS 1211523-05-5)
- 2-Hydroxy-4-methylnicotinaldehyde (CAS 1227575-77-0)
- 5-Hydroxy-3-methylpicolinaldehyde (CAS 1256813-18-9)
- 6-Hydroxy-4-methylpicolinaldehyde (CAS 1289101-78-5)
- 5-Hydroxy-2-methylnicotinaldehyde (CAS 1289171-35-2)
- 5-Hydroxy-2-methylisonicotinaldehyde (CAS 1289174-09-9)
Recommended Standards
- 3-Methyl-2-oxo-1,2-dihydropyridine-4-carbaldehyde (CAS 1227575-61-2)
- 5-Methyl-2-oxo-1,2-dihydropyridine-3-carbaldehyde (CAS 1227575-72-5)
- 2-(2-isocyanatoethyl)furan (CAS 1226290-01-2)
- 6,7-Dihydro-3H-purin-6-amine (CAS 122494-09-1)
- 2-(Cyclopropylethynyl)benzoic acid (CAS 1313028-09-9)
- 2-Bromo-n-(3-chloro-4-fluorophenyl)acetamide (CAS 349121-13-7)
- 5-(1-(2,4-Dichlorophenoxy)ethyl)-N-ethyl-1H-pyrazole-1-carboxamide (CAS 321385-67-5)
- 4-Chloro-1-ethynyl-2-(trifluoromethyl)benzene (CAS 1231244-86-2)
- 3-Oxaspiro[bicyclo[3.3.1]nonane-9,2’-[1,3]dioxolan]-7-one (CAS 1952348-87-6)
- (2-Iodophenyl)(methyl)sulfane (CAS 33775-94-9)
- 3-bromo-7H-pyrrolo[2,3-c]pyridazine (CAS 1638764-04-1)
- 3-Chloro-4-(diphenylamino)cyclobut-3-ene-1,2-dione (CAS 89029-32-3)
- Tamsulosin Impurity 15 (CAS 3251-30-7)
- Liraglutide Impurity 14 TFA Salt (CAS CATO-C4X-199214)
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