rel-(2R,4S)-2-Chloro-3,3-dimethyl-4-(2,2,2-trichloroethyl)cyclobutanone CAS 71855-75-9

Purity 97%+In StockPharmaceutical Standards
CAS No.71855-75-9
Molecular FormulaC8H10Cl4O
Molecular Weight263.98 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

rel-(2R,4S)-2-Chloro-3,3-dimethyl-4-(2,2,2-trichloroethyl)cyclobutanone CAS 71855-75-9 chemical structure

Description

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.

CATO supplies rel-(2R,4S)-2-Chloro-3,3-dimethyl-4-(2,2,2-trichloroethyl)cyclobutanone (CAS 71855-75-9), a certified reference material (molecular formula C8H10Cl4O, MW 263.98 g/mol) for analytical method development and quality control.

Owing to a hydroxyl group, an ether linkage, chlorine substitution, rel-(2R,4S)-2-Chloro-3,3-dimethyl-4-(2,2,2-trichloroethyl)cyclobutanone is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 263.98 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

CATO manufactures rel-(2R,4S)-2-Chloro-3,3-dimethyl-4-(2,2,2-trichloroethyl)cyclobutanone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC8H10Cl4O
Molecular Weight263.98 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1977
Halogen ContentCl-containing

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