Sodium 5,5'-((3-carboxylato-4-oxocyclohexa-2,5-dien-1-ylidene)methylene)bis(2-hydroxybenzoate) CAS 13186-45-3

Purity 97%+In StockPharmaceutical Standards
CAS No.13186-45-3
Molecular FormulaC22H11O9 3*Na
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Sodium 5,5'-((3-carboxylato-4-oxocyclohexa-2,5-dien-1-ylidene)methylene)bis(2-hydroxybenzoate) CAS 13186-45-3 chemical structure

Description

Sodium 5,5'-((3-carboxylato-4-oxocyclohexa-2,5-dien-1-ylidene)methylene)bis(2-hydroxybenzoate) (CAS 13186-45-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H11O9 3*Na. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC22H11O9 3*Na
Molecular Weight442.31 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)17.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960

Recommended Standards

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