2-Bromo-1-(cyclopentyloxy)-4-fluorobenzene CAS 1016505-33-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1016505-33-1
Molecular FormulaC11H12BrFO
Molecular Weight259.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromo-1-(cyclopentyloxy)-4-fluorobenzene CAS 1016505-33-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 259.11 g/mol gives 2-Bromo-1-(cyclopentyloxy)-4-fluorobenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Bromo-1-(cyclopentyloxy)-4-fluorobenzene (CAS 1016505-33-1) is a high-purity analytical reference standard with the molecular formula C11H12BrFO and a molecular weight of 259.11 g/mol.

Structurally, 2-Bromo-1-(cyclopentyloxy)-4-fluorobenzene (C11H12BrFO) contains a hydroxyl group, an ether linkage, fluorine/bromine 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 259.11 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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-Bromo-1-(cyclopentyloxy)-4-fluorobenzene 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 FormulaC11H12BrFO
Molecular Weight259.11 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.)1988
Halogen ContentF/Br-containing

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