N1-Mesityl-N1-((3-nitrophenyl)sulfonyl)oxalamide CAS 188997-92-4
| CAS No. | 188997-92-4 |
| Molecular Formula | C17H17N3O6S |
| Molecular Weight | 391.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
N1-Mesityl-N1-((3-nitrophenyl)sulfonyl)oxalamide (CAS 188997-92-4), molecular formula C17H17N3O6S and molecular weight 391.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N1-Mesityl-N1-((3-nitrophenyl)sulfonyl)oxalamide (C17H17N3O6S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 391.40 g/mol, it falls into the moderately-high-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.
Physical & Chemical Properties
| Molecular Formula | C17H17N3O6S |
| Molecular Weight | 391.40 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related N Standards
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Recommended Standards
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- (2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-sulfo-propanoic acid (CAS 751470-47-0)
- 1-((4-Fluorophenyl)[4-(trifluoromethyl)phenyl]methyl)piperazine Oxalate (CAS 1177325-77-7)
- 1-(3,4-Difluorophenyl)-2-((1-methyl-1h-imidazol-2-yl)thio)ethan-1-one (CAS 244278-76-0)
- Acetic acid, 2-(4-methylcyclohexylidenE)-, ethyl ester (CAS 42778-89-2)
- Trimidox - API Standards (CAS 95933-74-7)
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