2,7-Dichlorodibenzofuran CAS 74992-98-6
| CAS No. | 74992-98-6 |
| Molecular Formula | C12H6Cl2O |
| Molecular Weight | 237.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H6Cl2O, 2,7-Dichlorodibenzofuran contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 237.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2,7-Dichlorodibenzofuran (CAS 74992-98-6) is a high-purity analytical reference standard with the molecular formula C12H6Cl2O and a molecular weight of 237.08 g/mol.
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.
As a certified reference material (CRM), 2,7-Dichlorodibenzofuran meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H6Cl2O |
| Molecular Weight | 237.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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.) | 1978 |
| Halogen Content | Cl-containing |
Related Dichlorodibenzofuran Standards
Recommended Standards
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- 2-Fluoro-5-methylpyridine-4-boronic acid pinacol eater (CAS 755027-42-0)
- 2,6-dichloro-7-prop-1-ynyl-quinoxaline (CAS 2644186-06-9)
- 2-Methyl-5-(trifluoromethoxy)benzaldehyde (CAS 195622-40-3)
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- 2-(Aminomethyl)nicotinic acid (CAS 1093282-56-4)
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- 7-Hydroxy-2-oxo-2H-chromene-3-carboxamide (CAS 19088-69-8)
- 2,4-Dimethyl 3-[(2,6-dimethylphenyl)carbamoyl]-1,3-thiazolidine-2,4-dicarboxylate (CAS 294848-63-8)
- 9-Amino-8,9-dihydropyrido[1,2-a]indol-6(7H)-one (CAS 175022-99-8)
- 9-(3-Dibenzofuranyl)-9′-phenyl-3,3′-bi-9H-carbazole (CAS 1830334-77-4)
- 3-(1-Methyl-1H-pyrazol-3-yl)benzonitrile (CAS 207909-05-5)
- Liraglutide Impurity 6 TFA Salt (CAS CATO-C4X-19926)
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