4,4'-((2,5-Dimethoxy-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzaldehyde CAS 1190963-83-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1190963-83-7
Molecular FormulaC26H18O4
Molecular Weight394.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,4'-((2,5-Dimethoxy-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzaldehyde CAS 1190963-83-7 chemical structure

Description

4,4'-((2,5-Dimethoxy-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzaldehyde (CAS 1190963-83-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H18O4. Molecular weight: 394.42 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC26H18O4
Molecular Weight394.42 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989

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