9-(4'-Bromo-[1,1'-biphenyl]-4-yl)-9-phenyl-9H-fluorene CAS 1257251-70-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1257251-70-9
Molecular FormulaC31H21Br
Molecular Weight473.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

9-(4'-Bromo-[1,1'-biphenyl]-4-yl)-9-phenyl-9H-fluorene CAS 1257251-70-9 chemical structure

Description

High-purity 9-(4'-Bromo-[1,1'-biphenyl]-4-yl)-9-phenyl-9H-fluorene (CAS 1257251-70-9) pharmaceutical standards reference standard. Molecular formula: C31H21Br. Molecular weight: 473.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC31H21Br
Molecular Weight473.40 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)21.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentBr-containing

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