(2R,3R,5S,6R)-rel-2,3,5,6-Tetrachloro-7,7-Bis-(chloromethyl)-1-(Dichloromethyl)-Bicyclo[2.2.1]heptane CAS 166021-27-8
| CAS No. | 166021-27-8 |
| Molecular Formula | C10H10Cl8 |
| Molecular Weight | 413.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2R,3R,5S,6R)-rel-2,3,5,6-Tetrachloro-7,7-Bis-(chloromethyl)-1-(Dichloromethyl)-Bicyclo[2.2.1]heptane.
(2R,3R,5S,6R)-rel-2,3,5,6-Tetrachloro-7,7-Bis-(chloromethyl)-1-(Dichloromethyl)-Bicyclo[2.2.1]heptane (CAS 166021-27-8) is a high-purity analytical reference standard with the molecular formula C10H10Cl8 and a molecular weight of 413.81 g/mol.
Based on its molecular formula C10H10Cl8, (2R,3R,5S,6R)-rel-2,3,5,6-Tetrachloro-7,7-Bis-(chloromethyl)-1-(Dichloromethyl)-Bicyclo[2.2.1]heptane contains chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 413.81 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), (2R,3R,5S,6R)-rel-2,3,5,6-Tetrachloro-7,7-Bis-(chloromethyl)-1-(Dichloromethyl)-Bicyclo[2.2.1]heptane 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 | C10H10Cl8 |
| Molecular Weight | 413.81 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | Cl-containing |
Recommended Standards
- (1R,2S,4S,7R)-rel-2,5,5-Trichloro-7-(Chloromethyl)-1,7-Bis(dichloromethyl)-Bicyclo[2.2.1]heptane (CAS 165820-17-7)
- 1,2,3,4,5,7-Hexachloro-2-(dichloromethyl)-6,6-dimethylbicyclo[3.1.1]Heptane (CAS 84227-47-4)
- Toxaphene Impurity 1 (CAS 142534-71-2)
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