4,5,6-Trifluoro-1,3-dihydro-2,1-benzoxaborol-1-ol CAS 651326-79-3

Purity 97%+In StockPharmaceutical Standards
CAS No.651326-79-3
Molecular FormulaC7H4BF3O2
Molecular Weight187.91 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,5,6-Trifluoro-1,3-dihydro-2,1-benzoxaborol-1-ol CAS 651326-79-3 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.

4,5,6-Trifluoro-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 651326-79-3), molecular formula C7H4BF3O2 and molecular weight 187.91 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4,5,6-Trifluoro-1,3-dihydro-2,1-benzoxaborol-1-ol (C7H4BF3O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 187.91 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).

CATO manufactures 4,5,6-Trifluoro-1,3-dihydro-2,1-benzoxaborol-1-ol 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 FormulaC7H4BF3O2
Molecular Weight187.91 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, 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)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentF-containing

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