(S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol CAS 1175767-31-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1175767-31-3
Molecular FormulaC9H10ClFO2
Molecular Weight204.63 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol CAS 1175767-31-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 204.63 g/mol gives (S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol (CAS 1175767-31-3) is a high-purity analytical reference standard with the molecular formula C9H10ClFO2 and a molecular weight of 204.63 g/mol.

Structurally, (S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol (C9H10ClFO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 204.63 g/mol, it falls into the medium-molecular-weight range. 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).

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), (S)-2-Chloro-1-(3-fluoro-4-methoxyphenyl)ethan-1-ol 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 FormulaC9H10ClFO2
Molecular Weight204.63 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentF/Cl-containing

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