4',4'''-(1,2-Diphenylethene-1,2-diyl)bis([1,1'-biphenyl]-4-carbaldehyde) CAS 1808111-59-2

Description

The occurrence of 4',4'''-(1,2-Diphenylethene-1,2-diyl)bis([1,1'-biphenyl]-4-carbaldehyde) is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 4',4'''-(1,2-Diphenylethene-1,2-diyl)bis([1,1'-biphenyl]-4-carbaldehyde) (CAS 1808111-59-2), a certified reference material (molecular formula C40H28O2, MW 540.65 g/mol) for analytical method development and quality control.

Structurally, 4',4'''-(1,2-Diphenylethene-1,2-diyl)bis([1,1'-biphenyl]-4-carbaldehyde) (C40H28O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 27.0, corresponding to approximately 27 ring(s) or double-bond equivalent(s). With a molecular weight of 540.65 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

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