Wavenumber (cm⁻¹)

Assignments

Reference

2937

asymmetric (CH₃)

[31]

2915

asymmetric (CH₂)

[31]

2848

symmetric (CH₂)

[31]

830

S-OC stretching

[31]

968,

977

asymmetric S-OC stretching

[32]

1068,

1080

degenerate symmetric stretching

[32]

1213,

1209

degenerate asymmetric stretching

[32]

576,

603

degenerate symmetric bending

[32]