5-(Benzenesulfonyl)-4-phenyl-2-(pyridin-2-yl)pyrimidine CAS 339108-07-5
| CAS No. | 339108-07-5 |
| Molecular Formula | C21H15N3O2S |
| Molecular Weight | 373.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(Benzenesulfonyl)-4-phenyl-2-(pyridin-2-yl)pyrimidine 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.
5-(Benzenesulfonyl)-4-phenyl-2-(pyridin-2-yl)pyrimidine (CAS 339108-07-5), molecular formula C21H15N3O2S and molecular weight 373.43 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 5-(Benzenesulfonyl)-4-phenyl-2-(pyridin-2-yl)pyrimidine (C21H15N3O2S) is characterized by a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 | C21H15N3O2S |
| Molecular Weight | 373.43 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Benzenesulfonyl Standards
- 5-(Benzenesulfonyl)-4-phenyl-2-(pyridin-3-yl)pyrimidine (CAS 339108-09-7)
- 7-(Benzenesulfonyl)-6-bromo-2-chloro-7H-pyrrolo[2,3-d]pyrimidine (CAS 1638767-50-6)
- (5-Benzenesulfonyl-2-phenyl-3H-imidazol-4-ylsulfanyl)-acetic acid (CAS 1171935-29-7)
- 1-(Benzenesulfonyl)-3-bromo-6-chloro-1H-pyrrolo[2,3-b]pyridine (CAS 1638761-42-8)
- 1-(Benzenesulfonyl)-5-bromo-4-chloro-1H-pyrrolo[2,3-b]pyridine (CAS 876343-81-6)
- N'-[1-(Benzenesulfonyl)piperidin-4-ylidene]-4-methylbenzohydrazide (CAS 478248-23-6)
- 4-[(Benzenesulfonyl)methyl]-2-methyl-6-[(4-methylphenyl)sulfanyl]pyrimidine (CAS 338960-47-7)
- 5-[(Benzenesulfonyl)methyl]-2-{[(4-fluorophenyl)methyl]sulfanyl}-1-methyl-1H-imidazole (CAS 338795-01-0)
Recommended Standards
- 4-(4-Fluorophenyl)-6-(4-methylpiperazin-1-yl)-2-phenylpyrimidine-5-carbonitrile (CAS 477853-94-4)
- 4-(2-((2,5-Dioxo-1-phenylpyrrolidin-3-yl)amino)ethyl)benzenesulfonamide (CAS 472979-64-9)
- 5-Hydroxy rosiglitazone (CAS 257883-22-0)
- 3'-Deoxy-N-[(phenylthio)methyl]-adenosine (CAS 704915-74-2)
- 2-(2-Methoxy-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1416165-54-2)
- 4-Piperidone Monohydrate Hydrochloride (CAS 320589-77-3)
- Ethyl 2-imino-4-(4-methoxyphenyl)-2,3-dihydrothiazole-5-carboxylate (CAS 380626-32-4)
- Butyl 2-amino-5-carbamoyl-4-methylthiophene-3-carboxylate (CAS 870540-23-1)
- 1-Benzyl-6-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 929974-33-4)
- 4-(1H-Benzo[d]imidazol-2-yl)-N-(thiophen-2-yl)piperidine-1-carboxamide (CAS 1203194-42-6)
- N,N-Dimethyl-1,3-propanediamine Dihydrochloride (CAS 52198-63-7)
- N-(2-(4-Bromophenyl)propyl)propane-2-sulfonamide (CAS 211311-65-8)
- N-(6-Chloro-5-(2-methoxyacetyl)pyridazin-3-yl)pivalamide (CAS 2452465-37-9)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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