ATR-FTIR Shift (cm⁻¹)

ATR-FTIR Mode

1

1085 cm⁻¹

C-H Stretch

2

1593 cm⁻¹

CH₂ Rocking

4

1927 cm⁻¹

CH₂ Wagging

5

3333 cm⁻¹

CH₂ Symmetric Stretch

7

3563 cm⁻¹

C-H Asymmetric Stretch