What absorbs at 1110 cm⁻¹ in an FTIR spectrum?
A band near 1110 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
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| C-O single bond | 5 | 5 | 1.0 |
| Siloxane (Si-O-Si) | 3 | 3 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.95 |
| Carbonyl (C=O) | 1 | 1 | 0.8 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.8 |
| S eq o | 1 | 1 | 0.7 |
| Water (H2O) | 1 | 1 | 0.7 |
| Phosphate (PO4) | 1 | 0 | 0.8 |
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
-
C-O single bond kumpiyansa 1.0
“C-O-C vibration”
Wei 等 - 2019 - Graphene Oxide Adsorption Enhanced by Attapulgite DOI: 10.3390/app9071390 -
kumpiyansa 0.95
“Explicit assignment: new bending vibration peaks at 1110 cm-1 ascribed to Ce-OH groups.”
Zhang 等 - 2017 - Inhibitory effects of water vapor on elemental mer DOI: 10.1016/j.cej.2017.05.013 -
Carboxyl (COOH) kumpiyansa 0.95
“Text: 'a band at 1110 ... associated with the stretching mode of COOH group'”
Slobodian 等 - 2018 - Low-Temperature Reduction of Graphene Oxide Elect DOI: 10.1186/s11671-018-2536-z -
Siloxane (Si-O-Si) kumpiyansa 0.9
“Symmetric stretch of Si-O-Si.”
Piwowar 和 Gardella - 2008 - Reflection-absorption Fourier transform infrared s DOI: 10.1021/ma702893d -
C-O single bond kumpiyansa 0.9
“Explicit assignment.”
Suthakaran 等 - 2020 - Hydrothermal synthesis of surfactant assisted Zn d DOI: 10.1016/j.jpcs.2020.109407 -
kumpiyansa 0.9
“Explicit: 'ammonia umbrella mode that peaks at 1110 cm-1'”
Kilic 等 - 2018 - NH3 as simple clathrate-hydrate catalyst Experime DOI: 10.1063/1.5029908 -
C-O single bond kumpiyansa 0.9
“vibration of the -C-O bonds of carbons from the repeating unit of cellulose”
Le Gars 等 - 2020 - Polymerization of glycidyl methacrylate from the s DOI: 10.1007/s10570-006-9093-9 -
kumpiyansa 0.9
“Band at 1110 cm-1 corresponds to elongation vibration of S-O bond of sodium sulfate.”
Mezzatesta 等 - 2023 - Anthropological and analytical studies of two Egyp DOI: 10.1016/j.matlet.2022.133265
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