7-Methyl-2H-pyrano[2,3-b]pyridin-3(4H)-one CAS 1260667-47-7
| CAS No. | 1260667-47-7 |
| Molecular Formula | C9H9NO2 |
| Molecular Weight | 163.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
7-Methyl-2H-pyrano[2,3-b]pyridin-3(4H)-one (CAS 1260667-47-7) is a high-purity analytical reference standard with the molecular formula C9H9NO2 and a molecular weight of 163.17 g/mol.
Based on its molecular formula C9H9NO2, 7-Methyl-2H-pyrano[2,3-b]pyridin-3(4H)-one 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 163.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 7-Methyl-2H-pyrano[2,3-b]pyridin-3(4H)-one 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 | C9H9NO2 |
| Molecular Weight | 163.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 8-Aminochroman-4-one (CAS 1260018-33-4)
- 2-(Hydroxymethyl)-3-methoxybenzonitrile (CAS 1261742-24-8)
- 5-Ethynyl-2,3-dimethoxypyridine (CAS 1256818-53-7)
- (2S,3R,4S,5R)-2-(Hydroxymethyl)piperidine-3,4,5-triol (CAS 126663-71-6)
- 4-Hydrazinyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 51088-28-9)
- 7H-Purin-6-amine sulfate hydrate (CAS 66923-34-0)
- 2'-(4-Chlorophenyl)-3,4-dihydro-1H-spiro[naphthalene-2,5'-[1,3]dioxan]-1-one (CAS 338418-41-0)
- N4,N4-Dimethylhexane-1,4-diamine (CAS 362047-15-2)
- Tofacitinib Impurity 130 (CAS 2564-07-0)
- 4-(Difluoromethyl)-5-fluoropyridin-2-ol (CAS 1805304-22-6)
- 2-Chloro-4-(pyridin-3-ylmethyl)pyrimidine (CAS 1245643-27-9)
- 2,2,2-Trifluoro-1-(4'-(methylsulfonyl)-[1,1'-biphenyl]-4-yl)ethanone (CAS 893407-18-6)
- 8-hydroxynaphthalene-2-carboxylic acid (CAS 5776-28-3)
- Fibronectin Adhesion-Promoting Peptide (CAS 125720-21-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com