Table 2 Relevant bands of GLZ–DNS, GLZ–PDA, and GLZ–LPN in FTIR spectroscopy
From: Cocrystallization of gliclazide with improved physicochemical properties
GLZ | DNS | GLZ–DNS | PDA | GLZ–PDA | LPN | GLZ–LPN | |
|---|---|---|---|---|---|---|---|
NH | 3268.17 | - | 2925.04 | - | 3176.19 | 3174.10 | 2934.77 |
OH | - | 2966.12, 3460. 43 | 2858.56, 3439.26 | 3054.21, 2832.07, | 2947.24, 2280.41 | 3294.99 | 2868.44, 2836.59 |
Ar–CH | 3117.13 | 3107.52 | 3090.07 | 3107.52 | 3113. 41 | - | - |
C=O | 1703.91 | 1675.32 | 1613.55 | 1690.28 | 1599.62 | - | 1607.45 |
S=O | 1354.02 | - | 1312.07 | - | 1176.28 | - | 1299.48 |
NO2 | - | 1350.52 | 1152.32 | - | - | - | - |
C=C | 1607.22 | 1608.28 | 1400.87 | 1400.87 | 1432.90 | - | - |
C=N | - | - | - | 1690.28 | - | - | - |