216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 CAS 216766-13-1

Purity 97%+In StockPharmaceutical Standards
CAS No.216766-13-1
Molecular FormulaC7H6F3NO
Molecular Weight177.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 CAS 216766-13-1 chemical structure

Description

The occurrence of 216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 (CAS 216766-13-1), molecular formula C7H6F3NO and molecular weight 177.12 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 (C7H6F3NO) contains an amide group, a hydroxyl group, an ether linkage, fluorine 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 177.12 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 216766-13-1 5-Methoxy-2-trifluoromethyl-pyridine 5-methoxy-2-(trifluoromethyl)pyridine A4659 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 FormulaC7H6F3NO
Molecular Weight177.12 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2018
Halogen ContentF-containing
Nitrogen Atoms1

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