5-Oxo-N-(pyridin-2-ylmethyl)-2-(trifluoromethyl)-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 241126-98-7
| CAS No. | 241126-98-7 |
| Molecular Formula | C20H12F3N3O3 |
| Molecular Weight | 399.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-Oxo-N-(pyridin-2-ylmethyl)-2-(trifluoromethyl)-5H-chromeno[2,3-b]pyridine-3-carboxamide 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.
5-Oxo-N-(pyridin-2-ylmethyl)-2-(trifluoromethyl)-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 241126-98-7), molecular formula C20H12F3N3O3 and molecular weight 399.32 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 5-Oxo-N-(pyridin-2-ylmethyl)-2-(trifluoromethyl)-5H-chromeno[2,3-b]pyridine-3-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 399.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C20H12F3N3O3 |
| Molecular Weight | 399.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
- 1-[(4-Nitrophenyl)methyl]-2-oxo-6-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carbonitrile (CAS 252059-85-1)
- 5-Oxo-N-(pyridin-3-ylmethyl)-2-(trifluoromethyl)-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 241126-99-8)
- Ethyl (S)-2-(5-bromo-4-(4,4-dimethylpiperidin-1-yl)-2,6-dimethylpyridin-3-yl)-2-hydroxyacetate (CAS 1803444-98-5)
- n-(1-Benzylpiperidin-4-yl)-3-(3-bromophenyl)acrylamide (CAS 882073-23-6)
- 6-amino-5-(trifluoromethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 1221722-68-4)
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- [2-(Trifluoromethyl)pyrimidin-5-yl]methanamine hydrochloride (CAS 1948237-02-2)
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- D-Ser39-Tirzepatide (CAS CATO-CPTD788694)
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