cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid CAS 735275-63-5

Purity 97%+In StockPharmaceutical Standards
CAS No.735275-63-5
Molecular FormulaC15H17ClO3
Molecular Weight280.75 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid CAS 735275-63-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 280.75 g/mol gives cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid (CAS 735275-63-5) is a high-purity analytical reference standard with the molecular formula C15H17ClO3 and a molecular weight of 280.75 g/mol.

cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid (C15H17ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), cis-4-[2-(2-Chlorophenyl)-2-oxoethyl]-cyclohexane-1-carboxylic acid 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 FormulaC15H17ClO3
Molecular Weight280.75 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Halogen ContentCl-containing

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