2,3,4,8-Tetrachlorodibenzo[b,d]furan CAS 83704-32-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 83704-32-9 |
| Molecular Formula | C12H4Cl4O |
| Molecular Weight | 305.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3,4,8-Tetrachlorodibenzo[b,d]furan (CAS 83704-32-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H4Cl4O. Molecular weight: 305.97 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H4Cl4O |
| Molecular Weight | 305.97 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Cl-containing |
Related Tetrachlorodibenzo Standards
- 1,2,3,6-Tetrachlorodibenzo[b,d]furan (CAS 83704-21-6)
- 1,2,3,7-Tetrachlorodibenzo[b,d]furan (CAS 83704-22-7)
- 1,3,6,7-Tetrachlorodibenzo[b,d]furan (CAS 57117-36-9)
- 1,3,7,8-Tetrachlorodibenzo[b,d]furan (CAS 57117-35-8)
- 1,4,6,8-Tetrachlorodibenzo[b,d]furan (CAS 82911-58-8)
- 2,3,4,6-Tetrachlorodibenzo[b,d]furan (CAS 83704-30-7)
- 2,4,6,7-Tetrachlorodibenzo[b,d]furan (CAS 57117-38-1)
- 2,3,7,8-tetrachlorodibenzo[b,d]furan (CAS 51207-31-9)
Recommended Standards
- 2,3,4,7-Tetrachlorodibenzofuran (CAS 83704-31-8)
- 2,3,6,8-Tetrachlorodibenzofuran (CAS 57117-37-0)
- 2,3,6,8-Tetrachlorodibenzofuran (CAS 58802-19-0)
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