1,2,3,7,8,9-Hexachlorodibenzo-p-Dioxin CAS 19408-74-3
Purity >90%In StockPharmaceutical Standards
| CAS No. | 19408-74-3 |
| Molecular Formula | C12H2Cl6O2 |
| Molecular Weight | 390.87 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,2,3,7,8,9-Hexachlorodibenzo-p-Dioxin (CAS 19408-74-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H2Cl6O2. Molecular weight: 390.87 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H2Cl6O2 |
| Molecular Weight | 390.87 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >90% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
Related Hexachlorodibenzo Standards
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- 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin (CAS 39227-28-6)
- 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (CAS 57653-85-7)
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- 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin 13C12 (CAS 109719-80-4)
- 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin 13C12 (CAS 109719-81-5)
- 1,2,3,4,6,8-Hexachlorodibenzo[b,d]furan (CAS 69698-60-8)
Recommended Standards
- Methyl 2-{[5-({[(4-chlorophenyl)sulfonyl]amino}methyl)-4-methyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetate (CAS 338421-53-7)
- N-(4-Chlorophenyl)-3-(4-methylbenzenesulfonyl)-3-azabicyclo[3.1.0]hexane-2-carboxamide (CAS 1219137-99-1)
- 4-(4-Chlorophenyl)-6-(4-methylpiperazin-1-yl)-2-(pyridin-4-yl)pyrimidine-5-carbonitrile (CAS 320418-28-8)
- N-(4-(Diethylamino)phenyl)methanesulfonamide (CAS 74385-04-9)
- (6-Fluoro-2-methoxy-3-methylphenyl)(methyl)sulfane (CAS 2586126-21-6)
- ((3S,4R)-3,4-Dimethylpyrrolidine-3,4-diyl)dimethanol (CAS 848616-46-6)
- N-(3-(4-amino-3-methylphenoxy)phenyl)acetamide (CAS 946742-90-1)
- Graphene (CAS 1034343-98-0)
- Trimethoxy(2''-methoxy-[2,2':2',2''-teroxetan]-2-yl)silane (CAS 132388-45-5)
- Semaglutide impurity 290 (CAS CATO-C4X-2226290)
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