| CAS No. | 2900296-63-9 |
| Molecular Formula | C9H9BN2O |
| Molecular Weight | 171.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 171.99 g/mol gives 2-Vinyl-2,3-dihydrobenzo[d][1,3,2]diazaborinin-4(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Vinyl-2,3-dihydrobenzo[d][1,3,2]diazaborinin-4(1H)-one (CAS 2900296-63-9), molecular formula C9H9BN2O and molecular weight 171.99 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Vinyl-2,3-dihydrobenzo[d][1,3,2]diazaborinin-4(1H)-one (C9H9BN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.5, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 171.99 g/mol, it falls into the medium-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C9H9BN2O |
| Molecular Weight | 171.99 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 DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Nitrogen Atoms | 2 |