1,4-Dichloro-2,3,5,6-tetraiodo-benzene CAS 357609-68-8
| CAS No. | 357609-68-8 |
| Molecular Formula | C6Cl2I4 |
| Molecular Weight | 650.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 1,4-Dichloro-2,3,5,6-tetraiodo-benzene (CAS 357609-68-8), a certified reference material (molecular formula C6Cl2I4, MW 650.59 g/mol) for analytical method development and quality control.
Structurally, 1,4-Dichloro-2,3,5,6-tetraiodo-benzene (C6Cl2I4) contains chlorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 650.59 g/mol, it falls into the high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1,4-Dichloro-2,3,5,6-tetraiodo-benzene 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 | C6Cl2I4 |
| Molecular Weight | 650.59 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/I-containing |
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