What absorbs at 1464 cm⁻¹ in an FTIR spectrum?
A band near 1464 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Possible functional-group assignments
| Functional group | Supporting facts | Cited sources | Top confidence |
|---|---|---|---|
| Alkyl C-H | 8 | 4 | 1.0 |
| Silicon carbon | 1 | 1 | 0.95 |
| C c single bond | 1 | 1 | 0.9 |
| Water (H2O) | 1 | 1 | 0.7 |
Ranking reflects accumulated literature evidence, not a single authoritative rule. Always confirm against your sample context.
Literature behind these assignments
-
Silicon carbon confidence 0.95
“Explicit assignment in text”
Ashby 等 - 2013 - The effect of alkyl chain length on the level of c DOI: 10.1007/s11051-013-1425-8 -
Alkyl C-H confidence 0.9
“Main IR band of PE”
Boeke 等 - 2022 - Optical photothermal infrared spectroscopy with si DOI: 10.1038/s41598-022-23318-2 -
Alkyl C-H confidence 0.9
“assigned to CH scissoring”
Morsch 等 - 2017 - Investigating the Photocatalytic Degradation of Oi DOI: 10.1021/acsami.7b00638 -
Alkyl C-H confidence 0.9
“C-H bending (scissoring)”
Prabsangob 和 Benjakul - 2018 - Enhancement of thermal stability of soybean oil by DOI: 10.9755/ejfa.2018.v30.i11.1862 -
C c single bond confidence 0.9
“Snippet: 'characteristic peaks for the C-C band at 1464.3'”
Rehman 等 - 2022 - Fabrication, In Vitro, and In Vivo Assessment of E DOI: 10.3390/pharmaceutics14091971 -
Alkyl C-H confidence 0.9
“-CH scissoring peak”
Wang 等 - 2017 - Effect of Nanoparticles on the Morphology, Thermal DOI: 10.3390/nano7100320 -
confidence 0.8
“Peak at 1464 cm-1 associated with hexagonal packing in arm SC.”
Gorcea 等 - 2022 - Exploratory in vivo biophysical studies of stratum DOI: 10.1111/1523- -
confidence 0.8
“Explicit assignment: 'shoulder at 1464 could be assigned to cellulose C-H deformation'”
McKee 等 - 2016 - An integrated spectroscopic and wet chemical appro DOI: 10.1007/s10533-016-0197-5
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