Vibrations of CH₂F₂ (Calculated by Gaussian94 at the HF/6-31G level)

520cm-1 (CF2 Scissor, A1)
1154cm-1 (CF Stretch, A1)
1194cm-1 (CF Stretch, B2)
1244cm-1 (CH2 Rocking, B1)
1376cm-1 (CH2 Twisting, A2)
1599cm-1 (CH2 Wagging, B2)
1697cm-1 (CH2 Scissor, A1)
3334cm-1 (CH Stretch, A1)
3428cm-1 (CH Stretch, B1)