1,2,3,4,7-Pentachlorodibenzofuran CAS 83704-48-7
| CAS No. | 83704-48-7 |
| Molecular Formula | C12H3Cl5O |
| Molecular Weight | 340.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 340.42 g/mol gives 1,2,3,4,7-Pentachlorodibenzofuran distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1,2,3,4,7-Pentachlorodibenzofuran (CAS 83704-48-7), a certified reference material (molecular formula C12H3Cl5O, MW 340.42 g/mol) for analytical method development and quality control.
Structurally, 1,2,3,4,7-Pentachlorodibenzofuran (C12H3Cl5O) 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 340.42 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1,2,3,4,7-Pentachlorodibenzofuran 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 | C12H3Cl5O |
| Molecular Weight | 340.42 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 Pentachlorodibenzofuran Standards
- 1,2,3,6,7-Pentachlorodibenzofuran (CAS 57117-42-7)
- 1,2,3,7,9-Pentachlorodibenzofuran (CAS 83704-53-4)
- 1,2,3,8,9-Pentachlorodibenzofuran (CAS 83704-54-5)
- 1,2,4,6,8-Pentachlorodibenzofuran (CAS 69698-57-3)
- 1,2,4,7,8-Pentachlorodibenzofuran (CAS 58802-15-6)
- 1,3,4,6,7-Pentachlorodibenzofuran (CAS 83704-36-3)
- 1,3,4,7,8-Pentachlorodibenzofuran (CAS 58802-16-7)
- 1,3,4,7,9-Pentachlorodibenzofuran (CAS 70648-20-3)
Recommended Standards
- 1-(Cyclopropylmethyl)-6-(3,5-dimethylbenzoyl)-5-isopropylpyrimidine-2,4(1H,3H)-dione (CAS 301297-45-0)
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- 1,2,3,7,8-pentachlorodibenzo[b,d]furan (CAS 57117-41-6)
- 1-(4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl)ethanone (CAS 90447-34-0)
- 4-Methylquinoline-6-carbonitrile hydrochloride (CAS 924898-10-2)
- 2-(4-Ethylphenoxy)propanoic acid (CAS 99761-31-6)
- ((2S,5R)-5-(5-Methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2,5-dihydrofuran-2-yl)methyl acetate (CAS 77421-68-2)
- 3-(2-Methoxyphenyl)-3-oxopropanenitrile (CAS 35276-83-6)
- Gadobutrol Impurity 35 (CAS 52667-88-6)
- 3-(4-Chloro-6-fluoropyridin-3-yl)propan-1-amine (CAS 1393557-33-9)
- 4-(Aminomethyl)-2-(2-(pyrrolidin-1-yl)ethyl)phthalazin-1(2H)-one dihydrochloride (CAS 1955530-39-8)
- 1-(Benzyloxy)-3-bromo-5-methoxybenzene (CAS 1934868-14-0)
- Methyl 5-oxoheptanoate (CAS 17745-32-3)
- (Cys2)-Neuropeptide Y-8-aminooctanoyl-(D-Cys27)-Neuropeptide Y (25-32) (H-3298.0500) (CAS 128806-04-2)
Why CATO?
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