(3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone CAS 159799-08-3

Purity 97%+In StockPharmaceutical Standards
CAS No.159799-08-3
Molecular FormulaC18H17ClN2O
Molecular Weight312.79 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone CAS 159799-08-3 chemical structure

Description

The occurrence of (3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone (CAS 159799-08-3) is a high-purity analytical reference standard with the molecular formula C18H17ClN2O and a molecular weight of 312.79 g/mol.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, (3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 312.79 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

CATO manufactures (3-(4-Chlorophenyl)-5,6-dihydropyridazin-1(4H)-yl)(p-tolyl)methanone 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 FormulaC18H17ClN2O
Molecular Weight312.79 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002
Halogen ContentCl-containing
Nitrogen Atoms2

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