1-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-(trifluoromethyl)pyridin-2-yl)urea CAS 178403-35-5

Purity 97%+In StockPharmaceutical Standards
CAS No.178403-35-5
Molecular FormulaC13H12F3N5O3
Molecular Weight343.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-(trifluoromethyl)pyridin-2-yl)urea CAS 178403-35-5 chemical structure

Description

1-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-(trifluoromethyl)pyridin-2-yl)urea (C13H12F3N5O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

1-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-(trifluoromethyl)pyridin-2-yl)urea (CAS 178403-35-5) is a high-purity analytical reference standard with the molecular formula C13H12F3N5O3 and a molecular weight of 343.26 g/mol.

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), 1-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-(trifluoromethyl)pyridin-2-yl)urea 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 FormulaC13H12F3N5O3
Molecular Weight343.26 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2007
Halogen ContentF-containing
Nitrogen Atoms5

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