1-Methyl-3-trifluoromethyl-1<I>H</I>-pyrazole-4-boronic acid pinacol ester CAS 1218790-53-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1218790-53-4
Molecular FormulaC11H16BF3N2O2
Molecular Weight276.06 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Methyl-3-trifluoromethyl-1<I>H</I>-pyrazole-4-boronic acid pinacol ester CAS 1218790-53-4 chemical structure

Description

Based on its molecular formula C11H16BF3N2O2, 1-Methyl-3-trifluoromethyl-1<I>H</I>-pyrazole-4-boronic acid pinacol ester contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 276.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

1-Methyl-3-trifluoromethyl-1<I>H</I>-pyrazole-4-boronic acid pinacol ester (CAS 1218790-53-4), molecular formula C11H16BF3N2O2 and molecular weight 276.06 g/mol, is a CATO reference standard with documented purity and traceability.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 1-Methyl-3-trifluoromethyl-1<I>H</I>-pyrazole-4-boronic acid pinacol ester 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 FormulaC11H16BF3N2O2
Molecular Weight276.06 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
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)3.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1990
Halogen ContentF-containing
Nitrogen Atoms2

Related Methyl Standards

Recommended Standards

Why CATO?