4,9-Dibromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone CAS 83204-68-6

Purity 97%+In StockPharmaceutical Standards
CAS No.83204-68-6
Molecular FormulaC14H2Br2O6
Molecular Weight425.97 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,9-Dibromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone CAS 83204-68-6 chemical structure

Description

4,9-Dibromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone (CAS 83204-68-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H2Br2O6. Molecular weight: 425.97 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC14H2Br2O6
Molecular Weight425.97 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1980
Halogen ContentBr-containing

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