2-Bromonaphthalene-1,4,5,8-tetracarboxylic 1,8:4,5-Dianhydride CAS 846-20-8

Purity 97%+In StockPharmaceutical Standards
CAS No.846-20-8
Molecular FormulaC14H3BrO6
Molecular Weight347.07 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromonaphthalene-1,4,5,8-tetracarboxylic 1,8:4,5-Dianhydride CAS 846-20-8 chemical structure

Description

CATO supplies 2-Bromonaphthalene-1,4,5,8-tetracarboxylic 1,8:4,5-Dianhydride (CAS 846-20-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H3BrO6. Molecular weight: 347.07 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC14H3BrO6
Molecular Weight347.07 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°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.)1957
Halogen ContentBr-containing

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