3-Bromo-4-(difluoromethoxy)thiophenol CAS 1804409-56-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1804409-56-0
Molecular FormulaC7H5BrF2OS
Molecular Weight255.08 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Bromo-4-(difluoromethoxy)thiophenol CAS 1804409-56-0 chemical structure

Description

The occurrence of 3-Bromo-4-(difluoromethoxy)thiophenol is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 3-Bromo-4-(difluoromethoxy)thiophenol (CAS 1804409-56-0), a certified reference material (molecular formula C7H5BrF2OS, MW 255.08 g/mol) for analytical method development and quality control.

Structurally, 3-Bromo-4-(difluoromethoxy)thiophenol (C7H5BrF2OS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/bromine 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 255.08 g/mol, it falls into the medium-molecular-weight range. 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 FormulaC7H5BrF2OS
Molecular Weight255.08 g/mol
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.)1995
Halogen ContentF/Br-containing
Sulfur Atoms1

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