2-(2-fluoro-3-nitro-phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1189042-70-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1189042-70-3
Molecular FormulaC12H15BFNO4
Molecular Weight267.06 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(2-fluoro-3-nitro-phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1189042-70-3 chemical structure

Description

The occurrence of 2-(2-fluoro-3-nitro-phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-(2-fluoro-3-nitro-phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1189042-70-3), molecular formula C12H15BFNO4 and molecular weight 267.06 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C12H15BFNO4, 2-(2-fluoro-3-nitro-phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 267.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC12H15BFNO4
Molecular Weight267.06 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentF-containing
Nitrogen Atoms1

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