1,2,3,4-Tetrachlorodibenzo-p-dioxin CAS 30746-58-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 30746-58-8 |
| Molecular Formula | C12H4Cl4O2 |
| Molecular Weight | 321.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2,3,4-Tetrachlorodibenzo-p-dioxin (CAS 30746-58-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H4Cl4O2. Molecular weight: 321.97 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H4Cl4O2 |
| Molecular Weight | 321.97 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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.) | 1965 |
| Halogen Content | Cl-containing |
Related Tetrachlorodibenzo Standards
- 1,2,8,9-Tetrachlorodibenzo-p-Dioxin (CAS 116889-69-1)
- 1,3,7,9-Tetrachlorodibenzo-p-dioxin (CAS 116889-70-4)
- 1,2,6,8-Tetrachlorodibenzo-p-dioxin (CAS 67323-56-2)
- 1,2,7,8-Tetrachlorodibenzo-p-dioxin (CAS 34816-53-0)
- 1,2,8,9-Tetrachlorodibenzo-p-dioxin (CAS 62470-54-6)
- 1,3,6,8-Tetrachlorodibenzo-p-dioxin (CAS 33423-92-6)
- 1,3,7,9-Tetrachlorodibenzo-p-dioxin (CAS 62470-53-5)
- 1,4,7,8-Tetrachlorodibenzo-p-dioxin (CAS 40581-94-0)
Recommended Standards
- 1,3,7,8-Tetrachlorodibenzo-p-dioxin (CAS 50585-46-1)
- 4,7-Dibromo-2,1,3-benzothiadiazole-5-carboxaldehyde (CAS 1628918-63-7)
- 2,3,7,8-Tetrachloro-P-Dioxin (CAS 1746-01-6)
- [4-(3,5-dichlorophenoxy)phenyl]methanamine hydrochloride (CAS 1803582-98-0)
- Rel-(1r,4r)-4-(aminomethyl)-N-(5-chloropyridin-2-yl)cyclohexane-1-carboxamide dihydrochloride (CAS 1204337-43-8)
- 4-Hydroxy-7-methyl-2,3-dihydro-1H-inden-1-one (CAS 22242-84-8)
- 2-Phenyl-4H,5H,6H,7H-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 1695838-78-8)
- 2-tert-Butyloxycarbonylaminomethyl-5-(3-chlorophenyl)-[1,3,4]oxadiazole (CAS 1053656-64-6)
- 3-Fluoro-2-morpholinobenzaldehyde (CAS 736991-35-8)
- Semaglutide impurity 33 (CAS CATO-C4X-222633)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com