| CAS No. | 1219803-46-9 |
| Molecular Formula | - |
| Molecular Weight | 129.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 129.63 g/mol gives 3-Methylbutyryl-d9 Chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methylbutyryl-d9 Chloride (CAS 1219803-46-9) is a high-purity analytical reference standard with the molecular formula C5D9ClO and a molecular weight of 129.63 g/mol.
Structurally, 3-Methylbutyryl-d9 Chloride (C5D9ClO) contains deuterium isotope labeling, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 129.63 g/mol, it falls into the low-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
As a certified reference material (CRM), 3-Methylbutyryl-d9 Chloride 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.
| Molecular Formula | C5D9ClO |
| Molecular Weight | 129.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |