2,3,4,8-Tetrachlorodibenzo[b,d]furan CAS 83704-32-9
| 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
Structurally, 2,3,4,8-Tetrachlorodibenzo[b,d]furan (C12H4Cl4O) contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 305.97 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 2,3,4,8-Tetrachlorodibenzo[b,d]furan (CAS 83704-32-9), a certified reference material (molecular formula C12H4Cl4O, MW 305.97 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2,3,4,8-Tetrachlorodibenzo[b,d]furan under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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)
- 1,4,7,8-Tetrachlorodibenzofuran (CAS 83704-29-4)
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