| CAS No. | 380430-57-9 |
| Molecular Formula | C7H16BNO4S |
| Molecular Weight | 221.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 221.08 g/mol gives 380430-57-9 4 - Methanesulfonylaminophenylboronic acid 4-(Methylsulfonamido)phenylboronic acid 4-[(methylsulfonyl)amino]phenylboronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
380430-57-9 4 - Methanesulfonylaminophenylboronic acid 4-(Methylsulfonamido)phenylboronic acid 4-[(methylsulfonyl)amino]phenylboronic acid (CAS 380430-57-9) is a high-purity analytical reference standard with the molecular formula C7H16BNO4S and a molecular weight of 221.08 g/mol.
Structurally, 380430-57-9 4 - Methanesulfonylaminophenylboronic acid 4-(Methylsulfonamido)phenylboronic acid 4-[(methylsulfonyl)amino]phenylboronic acid (C7H16BNO4S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 221.08 g/mol, it falls into the medium-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.
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 | C7H16BNO4S |
| Molecular Weight | 221.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |