4-((2-(4-Methoxystyryl)quinazolin-4-yl)amino)benzenesulfonamide CAS 69019-07-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 69019-07-4 |
| Molecular Formula | C23H20N4O3S |
| Molecular Weight | 432.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((2-(4-Methoxystyryl)quinazolin-4-yl)amino)benzenesulfonamide (CAS 69019-07-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H20N4O3S. Molecular weight: 432.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H20N4O3S |
| Molecular Weight | 432.49 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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- 2-(4-Methoxystyryl)quinazolin-4(3H)-one (CAS 30507-21-2)
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Recommended Standards
- 2-(4-Ethoxyphenyl)-5-(2-oxo-1-propylindolin-3-ylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 538340-80-6)
- 4-[4-(4-Methoxyphenyl)pyrimidin-2-yl]phenyl 4-methylbenzene-1-sulfonate (CAS 477857-19-5)
- 2-((9-Ethyl-9H-carbazol-3-yl)amino)-2-oxoethyl 2-(imidazo[2,1-b]thiazol-6-yl)acetate (CAS 438599-31-6)
- Methyl 3-(3-methyl-1-(phenylcarbamoyl)-1H-pyrazole-4-carboxamido)thiophene-2-carboxylate (CAS 321574-09-8)
- Dolasetron intermediate (CAS 7686-77-3)
- 6-Phenylimidazo[2,1-b]thiazole-5-carboxylic acid (CAS 77628-52-5)
- 4-Bromo-5-methoxy-2-methyl-N-((tetrahydrofuran-2-yl)methyl)benzenesulfonamide (CAS 898650-92-5)
- (3-Bromo-2-ethoxyphenyl)methanol (CAS 1303899-97-9)
- 6-(4-(Methoxymethoxy)benzamido)imidazo[1,2-a]pyridine-2-carboxylic acid (CAS 1662687-79-7)
- Peptide Impurity 27 (CAS 1350456-68-6)
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