7-Chloro-2-methyl-1,3-diphenyl-2,3-dihydro-1H-imidazo[4,5-b]quinoxalin-4-ium 4-methylbenzenesulfonate CAS 25983-11-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25983-11-3 |
| Molecular Formula | C22H17ClN4 C7H7O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-2-methyl-1,3-diphenyl-2,3-dihydro-1H-imidazo[4,5-b]quinoxalin-4-ium 4-methylbenzenesulfonate (CAS 25983-11-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H17ClN4 C7H7O3S. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H17ClN4 C7H7O3S |
| Molecular Weight | 544.05 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) | 19.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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