1-(2-Chloro-1,1,2-trifluoroethoxy)-2-methylbenzene CAS 349-07-5

Purity 97%+In StockPharmaceutical Standards
CAS No.349-07-5
Molecular FormulaC9H8ClF3O
Molecular Weight224.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2-Chloro-1,1,2-trifluoroethoxy)-2-methylbenzene CAS 349-07-5 chemical structure

Description

The occurrence of 1-(2-Chloro-1,1,2-trifluoroethoxy)-2-methylbenzene is closely related to a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-(2-Chloro-1,1,2-trifluoroethoxy)-2-methylbenzene (CAS 349-07-5), molecular formula C9H8ClF3O and molecular weight 224.61 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 1-(2-Chloro-1,1,2-trifluoroethoxy)-2-methylbenzene (C9H8ClF3O) is characterized by a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

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 FormulaC9H8ClF3O
Molecular Weight224.61 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentF/Cl-containing

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