(R,R)-Formoterol Impurity 53 CAS 188690-83-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.188690-83-7
Molecular FormulaC33H36N2O4
Molecular Weight524.65 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

(R,R)-Formoterol Impurity 53 CAS 188690-83-7 chemical structure

Description

(R,R)-Formoterol Impurity 53 (CAS 188690-83-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C33H36N2O4. Molecular weight: 524.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC33H36N2O4
Molecular Weight524.65 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Nitrogen Atoms2

Recommended Standards

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