4-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-2-methylpyrimidine CAS 303145-55-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303145-55-3 |
| Molecular Formula | C18H14ClN3O4S |
| Molecular Weight | 403.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-2-methylpyrimidine (CAS 303145-55-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H14ClN3O4S. Molecular weight: 403.84 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H14ClN3O4S |
| Molecular Weight | 403.84 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related chlorobenzenesulfonyl Standards
- (2Z)-2-(4-Chlorobenzenesulfonyl)-3-{[4-fluoro-2-(trifluoromethyl)phenyl]amino}prop-2-enenitrile (CAS 1025257-47-9)
- 1-(4-Chlorobenzenesulfonyl)-4-[3-(trifluoromethyl)pyridin-2-yl]piperazine (CAS 478077-42-8)
- (2E)-2-(4-Chlorobenzenesulfonyl)-3-[4-(2-fluorophenyl)piperazin-1-yl]prop-2-enenitrile (CAS 1025651-88-0)
- 4-[(4-Chlorobenzenesulfonyl)methyl]-6-[(4-fluorophenyl)methoxy]-2-methylpyrimidine (CAS 338960-43-3)
- 5-(4-Chlorobenzenesulfonyl)-4-phenyl-2-(pyridin-3-yl)pyrimidine (CAS 339110-20-2)
- (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)
Recommended Standards
- 4-((4-Chloro-3-nitrobenzylidene)amino)-3-(3-ethoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 613249-79-9)
- 4-Chloro-N-(2-(2-(furan-2-ylmethylene)hydrazinecarbonyl)phenyl)benzenesulfonamide (CAS 477733-10-1)
- 4-((4-(2-Chlorophenoxy)phenyl)sulfonamido)benzoic acid (CAS 606944-48-3)
- Triethyl 1-fluoro-2-hydroxypropane-1,2,3-tricarboxylate (CAS 309-98-8)
- n-(2,6-Dimethylphenyl)-3,5-dimethylisoxazole-4-carboxamide (CAS 478031-62-8)
- 2'-Chloro-4',4'-difluoro-4',5'-dihydrospiro[piperidine-4,7'-thieno[2,3-c]pyran] hydrochloride (CAS 1307250-63-0)
- 3-(2-fluorophenyl)-2,5-dihydrofuran-2,5-dione (CAS 848031-16-3)
- N-Methyl-1-(piperidin-2-yl)methanamine (CAS 27643-19-2)
- 2-Bromo-5-(difluoromethyl)-3-(trifluoromethyl)pyridin-4-amine (CAS 1806887-43-3)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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