Name Atracurium oxalate
Molecular Formula C51H66N2O12.2(C2H2O4)
Molecular Weight 1079.15
CAS Registry Number 64228-78-0
EINECS 264-741-3

Intermediate of Atracurium
Appearance Off-White to light yellow crystalline powder
Identification In the 280 nm wavelength place has the maximum absorption.The goods should be infrared light absorption pattern contrast pattern unanimously.
Related substance Biggest single impurity: ≤1.0%Total impurities: ≤1.0%
Loss on drying(3h at 105 °C without vacuum) ≤2.0%
Purity (dried base) ≥99.0%