Difluoreno[3,2-c:2',3'-e]oxepine-6,8,14,17-tetraone CAS 28820-39-5

Purity 97%+In StockPharmaceutical Standards
CAS No.28820-39-5
Molecular FormulaC28H12O5
Molecular Weight428.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Difluoreno[3,2-c:2',3'-e]oxepine-6,8,14,17-tetraone CAS 28820-39-5 chemical structure

Description

Difluoreno[3,2-c:2',3'-e]oxepine-6,8,14,17-tetraone (CAS 28820-39-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C28H12O5. Molecular weight: 428.39 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC28H12O5
Molecular Weight428.39 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)23.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965

Recommended Standards

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