1189717-28-9 2-[2-(4-Chloro-phenyl)ethyl]oxirane-d5 4-Chlorophenyl-1,2-epoxybutane-d5 CAS 1189717-28-9
| CAS No. | 1189717-28-9 |
| Molecular Formula | - |
| Molecular Weight | 187.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
1189717-28-9 2-[2-(4-Chloro-phenyl)ethyl]oxirane-d5 4-Chlorophenyl-1,2-epoxybutane-d5 (CAS 1189717-28-9), molecular formula C10H6D5ClO and molecular weight 187.68 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to deuterium isotope labeling, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, 1189717-28-9 2-[2-(4-Chloro-phenyl)ethyl]oxirane-d5 4-Chlorophenyl-1,2-epoxybutane-d5 is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 187.68 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 1189717-28-9 2-[2-(4-Chloro-phenyl)ethyl]oxirane-d5 4-Chlorophenyl-1,2-epoxybutane-d5 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 | C10H6D5ClO |
| Molecular Weight | 187.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
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