What absorbs at 1057 cm⁻¹ in an FTIR spectrum?
A band near 1057 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 6 cited sources
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| C-O single bond | 4 | 4 | 0.9 |
| Alkene (C=C) | 1 | 1 | 1.0 |
Ang pagraranggo ay sumasalamin sa naipon na ebidensya ng literatura, hindi isang solong awtoritatibong tuntunin. Palaging kumpirmahin laban sa konteksto ng iyong sample.
Literatura sa likod ng mga pagtatalagang ito
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Alkene (C=C) kumpiyansa 1.0
“Explicit assignment: 'absorption peaks in the 1057, 1678 and 3437 cm-1 are related to double bonds'”
Toorbaf 和 Moradi - 2021 - Preparation of GOSiO2PEA as a new solid base cat DOI: 10.1039/d1ra02850b -
kumpiyansa 0.95
“Text: 'aliphatic C-O-C group existing in 1057 cm-1'.”
Arabyarmohammadi 等 - 2018 - Simultaneous immobilization of heavy metals in soi DOI: 10.1007/s40201-018-0294-6 -
C-O single bond kumpiyansa 0.9
“explicit assignment”
Barzic 等 - 2022 - Cellulose derivativebarium titanate composites wi DOI: 10.21203/rs.3.rs-467926/v1 -
C-O single bond kumpiyansa 0.9
“Explicit assignment in text”
Khalil 等 - 2021 - Synthesis of Chitosan-La2O3 Nanocomposite and Its DOI: 10.3390/molecules26123689 -
C-O single bond kumpiyansa 0.8
“C-O stretch at 1057 cm-1 potentially indicates PE degradation.”
Murphy 等 - 2022 - Assessment of microplastics in Irish river sedimen DOI: 10.1016/j.heliyon.2022.e09853 -
C-O single bond kumpiyansa 0.8
“CO bond vibration in RNA.”
Yap 等 - 2021 - Detection of Prostate Cancer via IR Spectroscopic DOI: 10.3390/membranes11080591
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