6,8-Dibromo-3-[4-(propan-2-yl)benzenesulfonyl]-2H-chromen-2-one CAS 865656-39-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 865656-39-9 |
| Molecular Formula | C18H14Br2O4S |
| Molecular Weight | 486.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,8-Dibromo-3-[4-(propan-2-yl)benzenesulfonyl]-2H-chromen-2-one (CAS 865656-39-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H14Br2O4S. Molecular weight: 486.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H14Br2O4S |
| Molecular Weight | 486.17 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- CAY10508 (CAS 878533-35-8)
- 5,5-Bis(3-bromo-4-methoxyphenyl)-2-thioxoimidazolidin-4-one (CAS 81835-95-2)
- Azacitidine Impurity 26 (CAS 63-39-8)
- 3-(2-Bromobenzyl)pyrrolidin-3-ol (CAS 1341459-53-7)
- 3-Methyl-1H-1,2,4-triazole-5-sulfonamide (CAS 29982-54-5)
- 1-Benzyldihydropyrimidine-2,4(1H,3H)-dione (CAS 716-99-4)
- 3-Bromo-5-(but-3-en-1-yl)-4,5-dihydroisoxazole (CAS 823787-14-0)
- Fmoc-D-Lys-OH ยท HCl (CAS 201002-47-3)
- 3-(4-((2-Chloro-6-fluorobenzyl)oxy)phenyl)-1-(3-chlorobenzyl)-1H-pyrazole (CAS 477711-61-8)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
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