3-(4-Bromophenyl)-5H-indeno[1,2-c]pyridazin-5-one CAS 166760-57-2

Purity 97%+In StockPharmaceutical Standards
CAS No.166760-57-2
Molecular FormulaC17H9BrN2O
Molecular Weight337.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(4-Bromophenyl)-5H-indeno[1,2-c]pyridazin-5-one CAS 166760-57-2 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 3-(4-Bromophenyl)-5H-indeno[1,2-c]pyridazin-5-one.

CATO supplies 3-(4-Bromophenyl)-5H-indeno[1,2-c]pyridazin-5-one (CAS 166760-57-2), a certified reference material (molecular formula C17H9BrN2O, MW 337.17 g/mol) for analytical method development and quality control.

Based on its molecular formula C17H9BrN2O, 3-(4-Bromophenyl)-5H-indeno[1,2-c]pyridazin-5-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 337.17 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 FormulaC17H9BrN2O
Molecular Weight337.17 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2004
Halogen ContentBr-containing
Nitrogen Atoms2

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