28240-70-2 CTK4G1068 Phosphonous dichloride,P,P'-(1,3-propanediyl)bis- CAS 28240-70-2
| CAS No. | 28240-70-2 |
| Molecular Formula | C3H6Cl4P2 |
| Molecular Weight | 245.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 245.84 g/mol gives 28240-70-2 CTK4G1068 Phosphonous dichloride,P,P'-(1,3-propanediyl)bis- distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
28240-70-2 CTK4G1068 Phosphonous dichloride,P,P'-(1,3-propanediyl)bis- (CAS 28240-70-2) is a high-purity analytical reference standard with the molecular formula C3H6Cl4P2 and a molecular weight of 245.84 g/mol.
Structurally, 28240-70-2 CTK4G1068 Phosphonous dichloride,P,P'-(1,3-propanediyl)bis- (C3H6Cl4P2) contains organophosphorus functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of -1.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 245.84 g/mol, it falls into the medium-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.
As a certified reference material (CRM), 28240-70-2 CTK4G1068 Phosphonous dichloride,P,P'-(1,3-propanediyl)bis- 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 | C3H6Cl4P2 |
| Molecular Weight | 245.84 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | -1.0 |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
Recommended Standards
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