3,4,5,6-Tetrahydrophthalic anhydride CAS 2426-02-0

Purity >95%In StockPharmaceutical Standards
CAS No.2426-02-0
Molecular FormulaC8H8O3
Molecular Weight152.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4,5,6-Tetrahydrophthalic anhydride CAS 2426-02-0 chemical structure

Description

3,4,5,6-Tetrahydrophthalic anhydride (CAS 2426-02-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H8O3. Molecular weight: 152.15 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC8H8O3
Molecular Weight152.15 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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