5,7-Diphenylfuro[3,4-d]pyridazine CAS 89449-72-9

Purity 97%+In StockPharmaceutical Standards
CAS No.89449-72-9
Molecular FormulaC18H12N2O
Molecular Weight272.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5,7-Diphenylfuro[3,4-d]pyridazine CAS 89449-72-9 chemical structure

Description

5,7-Diphenylfuro[3,4-d]pyridazine (CAS 89449-72-9), molecular formula C18H12N2O and molecular weight 272.30 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5,7-Diphenylfuro[3,4-d]pyridazine (C18H12N2O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 272.30 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.

CATO manufactures 5,7-Diphenylfuro[3,4-d]pyridazine 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 FormulaC18H12N2O
Molecular Weight272.30 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1982
Nitrogen Atoms2

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