n-[4-(butan-2-yl)phenyl]-2-chloroacetamide CAS 20331-26-4

Purity 97%+In StockPharmaceutical Standards
CAS No.20331-26-4
Molecular FormulaC12H16ClNO
Molecular Weight225.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

n-[4-(butan-2-yl)phenyl]-2-chloroacetamide CAS 20331-26-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 225.71 g/mol gives n-[4-(butan-2-yl)phenyl]-2-chloroacetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

n-[4-(butan-2-yl)phenyl]-2-chloroacetamide (CAS 20331-26-4), molecular formula C12H16ClNO and molecular weight 225.71 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C12H16ClNO, n-[4-(butan-2-yl)phenyl]-2-chloroacetamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 225.71 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

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), n-[4-(butan-2-yl)phenyl]-2-chloroacetamide 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 FormulaC12H16ClNO
Molecular Weight225.71 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Halogen ContentCl-containing
Nitrogen Atoms1

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