Formoterol Impurity 71 CAS 71250-20-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.71250-20-9
Molecular FormulaC17H21NO HCl
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Formoterol Impurity 71 CAS 71250-20-9 chemical structure

Description

CATO supplies Formoterol Impurity 71 (CAS 71250-20-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H21NO HCl. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC17H21NO HCl
Molecular Weight291.82 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Halogen ContentCl-containing
Nitrogen Atoms1

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