2-(4-Chlorophenyl)-3-methylbutyryl chloride CAS 51631-50-6

Purity 97%+In StockPharmaceutical Standards
CAS No.51631-50-6
Molecular FormulaC11H12Cl2O
Molecular Weight231.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Chlorophenyl)-3-methylbutyryl chloride CAS 51631-50-6 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(4-Chlorophenyl)-3-methylbutyryl chloride.

CATO supplies 2-(4-Chlorophenyl)-3-methylbutyryl chloride (CAS 51631-50-6), a certified reference material (molecular formula C11H12Cl2O, MW 231.12 g/mol) for analytical method development and quality control.

Structurally, 2-(4-Chlorophenyl)-3-methylbutyryl chloride (C11H12Cl2O) contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 231.12 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.

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), 2-(4-Chlorophenyl)-3-methylbutyryl 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.

Physical & Chemical Properties

Molecular FormulaC11H12Cl2O
Molecular Weight231.12 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1971
Halogen ContentCl-containing

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