4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone CAS 79836-44-5

Description

The occurrence of 4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone is closely related to a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone (CAS 79836-44-5), molecular formula C16H12Cl2O and molecular weight 291.17 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone (C16H12Cl2O) contains a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 291.17 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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 4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone 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

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