APPLICATION ID 1555

Linagliptin

COMPOUND IDENTIFICATION

Compound Name Linagliptin
Linagliptin

CHROMATOGRAM

Chromatogram

ANALYTICAL REPORT

Column Trade Name

Column Size / Particle Size

CROWNPAK® CR-I(+)

150 x 3mm / 5µm

Mobile Phase Composition

perchloric acid aq. pH1.0 / acetonitrile = 70 / 30

Chromatographic Mode

Reverse Phase

Flow rate (ml/min)

0.5

Injection amount (mg)

0.01

Temperature (°C)

10

Pressure (MPa)

Detection

UV 295 nm

Elution order

Enantiomer, API

No.

Rt

K’

1

16

8.3

2

18.4

9.7

Alpha Value

Resolution

1 - 2

1.17

1.94

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