5-(4-Methylpiperazin-1-yl)-2-phenyl-4-(phenylsulfonyl)oxazole CAS 380575-58-6
| CAS No. | 380575-58-6 |
| Molecular Formula | C20H21N3O3S |
| Molecular Weight | 383.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-(4-Methylpiperazin-1-yl)-2-phenyl-4-(phenylsulfonyl)oxazole (CAS 380575-58-6) is a high-purity analytical reference standard with the molecular formula C20H21N3O3S and a molecular weight of 383.46 g/mol.
5-(4-Methylpiperazin-1-yl)-2-phenyl-4-(phenylsulfonyl)oxazole (C20H21N3O3S) contains a steroid core, an amide group, a sulfone 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).
As a certified reference material (CRM), 5-(4-Methylpiperazin-1-yl)-2-phenyl-4-(phenylsulfonyl)oxazole 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.
Physical & Chemical Properties
| Molecular Formula | C20H21N3O3S |
| Molecular Weight | 383.46 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methylpiperazin Standards
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- Ethyl 2-(3-(4-methylpiperazin-1-yl)propanamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 304684-70-6)
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Recommended Standards
- 4-(Fmoc-amino)tetrahydrothiopyran-4-carboxylic Acid (CAS 368866-35-7)
- 7-(N,N-Dimethylsulfamoyl)-N-((1-methylpyrrolidin-2-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide (CAS 66410-51-3)
- 3-[(3,5-Dimethyl-phenyl)-(naphthalene-2-sulfonyl)-amino]-propionic acid (CAS 554438-64-1)
- AMI-193 (CAS 510-74-7)
- Methyl 7-chloro-8-fluoro-4-hydroxyquinoline-2-carboxylate (CAS 1150164-88-7)
- 4'-Methoxy-[1,1'-biphenyl]-4-amine hydrochloride (CAS 13219-33-5)
- 3-Bromo-4-Fluorobenzylisocyanide (CAS 728920-04-5)
- TRAP-14 (CAS 137339-65-2)
- Phenanthridin-6-ylmethanamine dihydrochloride (CAS 2580249-62-1)
- {4-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridin-5-yl}boronic acid (CAS 2304634-59-9)
- 4-Bromo-2-(chroman-8-yl)thiazole (CAS 1415564-44-1)
- 5-(tert-Butoxy)-2-chloro-6-methylpyrimidin-4(1H)-one (CAS 62022-12-2)
- N-methyl-4,5-dihydro-1,3-oxazol-2-amine (CAS 2214-70-2)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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