N-(2-chloroethyl)-3-oxobutanamide CAS 26244-71-3
| CAS No. | 26244-71-3 |
| Molecular Formula | C6H10ClNO2 |
| Molecular Weight | 163.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 163.60 g/mol gives N-(2-chloroethyl)-3-oxobutanamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(2-chloroethyl)-3-oxobutanamide (CAS 26244-71-3) is a high-purity analytical reference standard with the molecular formula C6H10ClNO2 and a molecular weight of 163.60 g/mol.
Structurally, N-(2-chloroethyl)-3-oxobutanamide (C6H10ClNO2) contains an amide group, 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 163.60 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C6H10ClNO2 |
| Molecular Weight | 163.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-Hydroxy-4-(phenylsulfonamido)benzoic acid (CAS 59149-18-7)
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- 2-(3-Fluorophenyl)-5-methyloxazole-4-carboxamide (CAS 61152-07-6)
- (Z)-(2-(2-(6-Amino-9H-purin-9-yl)ethylidene)cyclobutyl)methanol (CAS 918415-31-3)
- Isopropyl 4-nitrobenzoate (CAS 13756-40-6)
- 4-Methyl-2-(methylsulfanyl)-7-phenyl-5H,6H,7H-pyrrolo[2,3-d]pyrimidine (CAS 338402-33-8)
- 1-Bromo-5-methoxy-2-methylpentane (CAS 1485536-32-0)
- 3-Amino-4-cyano-1-isopropyl-1H-pyrrole-2-carboxylic acid (CAS 1707400-32-5)
- 4,4-Dimethyl-1-[2-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol (CAS 1142198-75-1)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
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