5-Hydroxy-8,8-dimethyl-10-(2-methylbut-3-en-2-yl)-7,8-dihydro-2H,6H-pyrano[3,2-g]chromene-2,6-dione CAS 28384-44-3

Purity 97%+In StockPharmaceutical Standards
CAS No.28384-44-3
Molecular FormulaC19H20O5
Molecular Weight328.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Hydroxy-8,8-dimethyl-10-(2-methylbut-3-en-2-yl)-7,8-dihydro-2H,6H-pyrano[3,2-g]chromene-2,6-dione CAS 28384-44-3 chemical structure

Description

High-purity 5-Hydroxy-8,8-dimethyl-10-(2-methylbut-3-en-2-yl)-7,8-dihydro-2H,6H-pyrano[3,2-g]chromene-2,6-dione (CAS 28384-44-3) pharmaceutical standards reference standard. Molecular formula: C19H20O5. Molecular weight: 328.36 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC19H20O5
Molecular Weight328.36 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965

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