Methyl 2-acetyl-5-chloropentanoate CAS 89118-13-8
| CAS No. | 89118-13-8 |
| Molecular Formula | C8H13ClO3 |
| Molecular Weight | 192.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 192.64 g/mol gives Methyl 2-acetyl-5-chloropentanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 2-acetyl-5-chloropentanoate (CAS 89118-13-8) is a high-purity analytical reference standard with the molecular formula C8H13ClO3 and a molecular weight of 192.64 g/mol.
Structurally, Methyl 2-acetyl-5-chloropentanoate (C8H13ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 192.64 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H13ClO3 |
| Molecular Weight | 192.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
Recommended Standards
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