FTIR FUNCTIONAL GROUP

C n single bond — FTIR absorption peaks and assignments

These are the characteristic FTIR wavenumbers where C n single bond tends to absorb, compiled from published literature and ranked by supporting evidence. Each assignment is traceable to a source (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.

Backed by 8 cited sources

Characteristic FTIR peaks for C n single bond

Wavenumber (cm⁻¹) Supporting facts Cited sources Top confidence
1545 5 5 1.0
1260 4 4 1.0
1300 4 4 1.0
1272 3 3 0.95
1544 3 3 0.9
1530 3 3 0.9
1500 3 3 0.9
1240 3 2 1.0
1310 3 2 0.9
2200 3 2 0.9
1400 2 2 1.0
1635 2 2 1.0
1200 2 2 1.0
1238 2 2 1.0
1655 2 2 1.0
1359 2 2 0.95
1470 2 2 0.9
1290 2 2 0.9
1072 2 2 0.9
3105 2 2 0.9
1480 2 2 0.9
1567 2 2 0.9
1575 2 2 0.9
1100 2 2 0.8
1222 2 2 0.8
1550 2 2 0.8
2125 2 2 0.8
1650 2 2 0.8
1171 2 1 1.0
1046 2 1 0.9

Showing the 30 best-supported peaks of 209 total for C n single bond.

Literature behind these assignments

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