2-Methyl-5-oxo-4-(3,4,5-trimethoxyphenyl)-5H-indeno[1,2-b]pyridine-3-carbonitrile CAS 371203-61-1
| CAS No. | 371203-61-1 |
| Molecular Formula | C23H18N2O4 |
| Molecular Weight | 386.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Methyl-5-oxo-4-(3,4,5-trimethoxyphenyl)-5H-indeno[1,2-b]pyridine-3-carbonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 2-Methyl-5-oxo-4-(3,4,5-trimethoxyphenyl)-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 371203-61-1), a certified reference material (molecular formula C23H18N2O4, MW 386.40 g/mol) for analytical method development and quality control.
2-Methyl-5-oxo-4-(3,4,5-trimethoxyphenyl)-5H-indeno[1,2-b]pyridine-3-carbonitrile (C23H18N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C23H18N2O4 |
| Molecular Weight | 386.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
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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