4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine CAS 338960-43-3
| CAS No. | 338960-43-3 |
| Molecular Formula | C19H16ClFN2O3S |
| Molecular Weight | 406.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine (CAS 338960-43-3), molecular formula C19H16ClFN2O3S and molecular weight 406.86 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H16ClFN2O3S, 4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 406.86 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine 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 | C19H16ClFN2O3S |
| Molecular Weight | 406.86 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorobenzenesulfonyl Standards
- (2E)-2-(4-Chlorobenzenesulfonyl)-3-[4-(2-fluorophenyl)piperazin-1-yl]prop-2-enenitrile (CAS 1025651-88-0)
- 5-(4-Chlorobenzenesulfonyl)-4-phenyl-2-(pyridin-3-yl)pyrimidine (CAS 339110-20-2)
- 1-(4-Chlorobenzenesulfonyl)-4-[3-(trifluoromethyl)pyridin-2-yl]piperazine (CAS 478077-42-8)
- (2E)-1-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-3-(dimethylamino)prop-2-en-1-one (CAS 303145-49-5)
- 1-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrobenzoyl}pyrrolidine (CAS 339101-78-9)
- 2-[4-(3-chlorobenzenesulfonyl)piperazine-1-carbonyl]benzoic acid (CAS 743445-14-9)
- (2Z)-2-(4-Chlorobenzenesulfonyl)-3-{[4-fluoro-2-(trifluoromethyl)phenyl]amino}prop-2-enenitrile (CAS 1025257-47-9)
- 3-[(4-Chlorobenzenesulfonyl)methyl]-N-[(1E)-(dimethylamino)methylidene]-4-nitrobenzamide (CAS 1164481-20-2)
Recommended Standards
- (E)-2-(4-benzoylphenyl)-2-(4-chlorophenyl)-N-((methoxyimino)methyl)acetamide (CAS 339012-89-4)
- 5-(3-Chlorobenzylidene)-3-((6-methoxy-2-methylquinolin-4-yl)amino)-2-methyl-3,5-dihydro-4H-imidazol-4-one (CAS 85986-74-9)
- 13-(2-Chlorophenyl)-3,3-dimethyl-2,3,4,13-tetrahydroindazolo[1,2-b]phthalazine-1,6,11-trione (CAS 1017238-98-0)
- N-(3-(6-Chlorobenzo[d]oxazol-2-yl)-5-methylphenyl)-4-ethoxybenzamide (CAS 590396-53-5)
- N-(2-(4-Phenylpiperazin-1-yl)ethyl)-2-(thiophen-2-yl)acetamide (CAS 1049436-66-9)
- 1-tert-butyl 2-methyl 3-bromo-1H-pyrrole-1,2-dicarboxylate (CAS 1097834-88-2)
- 2-Chloro-2,2-dimethyl-4-fluoropropiophenone (CAS 898766-45-5)
- Calceolarioside A (CAS 84744-28-5)
- 4-Chloro-3-(trifluoromethyl)benzonitrile (CAS 1735-54-2)
- Baloxavir Impurity 1 (CAS 1985607-70-2)
- Vilazodone Impurity 42 (CAS 1602487-82-0)
- Rel-(1R,2S)-cyclohexane-1,2-dicarbonitrile (CAS 28907-20-2)
- 2-(4-(Aminomethyl)piperidin-1-yl)ethanol (CAS 21168-72-9)
- Fibrinopeptide A, human TFA (CAS 61533-47-9)
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