ID
354

Lorazepam

COMPOUND IDENTIFICATION

Molecular Weight
321.158
Formula
C15H10N2O2Cl2
Property
Basic
Lorazepam

Compound name

Lorazepam

CHROMATOGRAM

Lorazepam

ANALYTICAL REPORT

Column Trade Name
(Column size / Particle size)
CHIRALPAK® IA
(4.6 x 250 mm 5 µm)
Chromatographic Mode Normal Phase
Mobile Phase Composition methyl tert-butyl ether / ethanol = 95 / 5
Flow rate (mL/min) 1 Temperature (℃) 25
Injection Volume (µL) 0.01 (mg) Sample Concentration
Detection UV-VIS 254 nm
Elution Order
No. Rt K'
1 12.1 3.02
2 15.0 4.01
Alpha Value Resolution
1 - 2 1.33 4.68