(E)-Methyl(oxido)[(4-oxo-4H-chromen-3-yl)methylidene]azanium CAS 1164508-97-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1164508-97-7
Molecular FormulaC11H9NO3
Molecular Weight203.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-Methyl(oxido)[(4-oxo-4H-chromen-3-yl)methylidene]azanium CAS 1164508-97-7 chemical structure

Description

(E)-Methyl(oxido)[(4-oxo-4H-chromen-3-yl)methylidene]azanium (CAS 1164508-97-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9NO3. Molecular weight: 203.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC11H9NO3
Molecular Weight203.19 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, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms1

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