What absorbs at 1098 cm⁻¹ in an FTIR spectrum?
A band near 1098 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 |
|---|---|---|---|
| Siloxane (Si-O-Si) | 22 | 4 | 1.0 |
| C-O single bond | 2 | 2 | 0.8 |
| C-S single bond | 1 | 1 | 1.0 |
| Sulfonate | 1 | 1 | 0.95 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
| Nitrogen heterocycle | 1 | 1 | 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
-
Siloxane (Si-O-Si) kumpiyansa 1.0
“Assigned to siloxane stretching vibrations.”
Local Silicone Study DOI: 10.1000/local-silicone -
Siloxane (Si-O-Si) kumpiyansa 1.0
“Described as siloxane stretching bands.”
Infrared Assignment Note DOI: 10.1000/ftir-assignment -
Siloxane (Si-O-Si) kumpiyansa 1.0
“LLM confirmed rule peak-group candidate”
Paper A DOI: 10.1000/paper-a -
C-S single bond kumpiyansa 1.0
“Explicit assignment in text”
Graur 等 - 2023 - Novel Copper(II) Complexes with N-4,S-Diallylisoth DOI: 10.3390/inorganics11050195 -
Siloxane (Si-O-Si) kumpiyansa 1.0
“Explicit assignment in text: '1098 (Si-O-Si)'”
Zhang 等 - 2012 - Surface-functionalized Hexagonal Mesoporous Silica DOI: 10.5012/bkcs.2012.33.12.4015 -
Sulfonate kumpiyansa 0.95
“Same assignment as above.”
Taweekarn 等 - 2015 - Synthesis and characterization of sulfonated poly( DOI: 10.1007/s00289-014-1272-5 -
Phosphate (PO4) kumpiyansa 0.9
“Phosphate bands present at 1050 and 1098 cm-1.”
Beserra dos Santos 等 - 2019 - Development of Composite Scaffolds Based on Cerium DOI: 10.3390/ma12152389 -
kumpiyansa 0.9
“Explicit assignment”
Li 等 - 2019 - Investigation on Water Vapor Adsorption of Silica- DOI: 10.3390/ma12111782
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