(E)-1,2-Di([1,1'-biphenyl]-4-yl)ethene CAS 1657-71-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1657-71-2
Molecular FormulaC26H20
Molecular Weight332.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-1,2-Di([1,1'-biphenyl]-4-yl)ethene CAS 1657-71-2 chemical structure

Description

(E)-1,2-Di([1,1'-biphenyl]-4-yl)ethene (CAS 1657-71-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H20. Molecular weight: 332.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC26H20
Molecular Weight332.44 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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