5-Amino-4-chloro-2-(4-(trifluoromethyl)phenyl)pyridazin-3(2H)-one CAS 24181-95-1

Purity 97%+In StockPharmaceutical Standards
CAS No.24181-95-1
Molecular FormulaC11H7ClF3N3O
Molecular Weight289.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Amino-4-chloro-2-(4-(trifluoromethyl)phenyl)pyridazin-3(2H)-one CAS 24181-95-1 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Amino-4-chloro-2-(4-(trifluoromethyl)phenyl)pyridazin-3(2H)-one.

CATO supplies 5-Amino-4-chloro-2-(4-(trifluoromethyl)phenyl)pyridazin-3(2H)-one (CAS 24181-95-1), a certified reference material (molecular formula C11H7ClF3N3O, MW 289.64 g/mol) for analytical method development and quality control.

5-Amino-4-chloro-2-(4-(trifluoromethyl)phenyl)pyridazin-3(2H)-one (C11H7ClF3N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

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 FormulaC11H7ClF3N3O
Molecular Weight289.64 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentF/Cl-containing
Nitrogen Atoms3

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