| CAS No. | 913698-77-8 |
| Molecular Formula | C16H16N2O4 |
| Molecular Weight | 300.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 300.31 g/mol gives 2-(3,4,5-Trimethoxyphenyl)-1H-pyrrolo[2,3-b]pyridin-4-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(3,4,5-Trimethoxyphenyl)-1H-pyrrolo[2,3-b]pyridin-4-ol (CAS 913698-77-8), molecular formula C16H16N2O4 and molecular weight 300.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(3,4,5-Trimethoxyphenyl)-1H-pyrrolo[2,3-b]pyridin-4-ol (C16H16N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 300.31 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), 2-(3,4,5-Trimethoxyphenyl)-1H-pyrrolo[2,3-b]pyridin-4-ol 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.
| Molecular Formula | C16H16N2O4 |
| Molecular Weight | 300.31 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |