What absorbs at 1088 cm⁻¹ in an FTIR spectrum?
A band near 1088 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 |
|---|---|---|---|
| Siloxane (Si-O-Si) | 2 | 2 | 0.95 |
| Sulfonyl | 1 | 1 | 1.0 |
| S eq o | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.9 |
| Nucleic acid | 1 | 1 | 0.7 |
Ranking reflects accumulated literature evidence, not a single authoritative rule. Always confirm against your sample context.
Literature behind these assignments
-
S eq o confidence 1.0
“Explicit assignment in text.”
Inamuddin 和 Kashmery - 2019 - Polyvinylidene fluoridesulfonated graphene oxide DOI: 10.1038/s41598-019-46305-6 -
Siloxane (Si-O-Si) confidence 0.95
“Explicit assignment in text.”
Hassanin 等 - 2022 - Sustainable Remedy Waste to Generate SiO2 Function DOI: 10.3390/su14052699 -
Siloxane (Si-O-Si) confidence 0.9
“Signature peak of Si-O-Si at 1088 cm-1.”
Jon 等 - 2013 - Influence of silica addition on the properties of DOI: 10.1002/app.38997 -
Silicon-oxygen (Si-O) confidence 0.9
“Explicit assignment: Si-O stretching band (1087.62).”
Ghaleh 等 - 2020 - Experimental evaluation of thiamine as a new clay DOI: 10.1007/s12182-020-00466-6 -
confidence 0.9
“Explicit assignment in text”
Pires 等 - 2022 - Assessment of the remineralisation induced by cont DOI: 10.1038/sj.bdj.2013.106 -
Phosphate (PO4) confidence 0.9
“Explicit assignment: symmetric phosphate stretching vibration.”
Whelan 等 - 2014 - Detection of an en masse and reversible Bto A-DN DOI: 10.1098/rsif.2014.0454 -
confidence 0.8
“Assigned to calcined bones”
Friesem 等 - 2022 - A micro-geoarchaeological view on stratigraphy and DOI: 10.1007/s12520-022-01686-0 -
confidence 0.8
“Mentioned as 'Stretching vibrations of ... 1087.98'”
Sun 等 - 2020 - Electrosprayed Polymeric Nanospheres for Enhanced DOI: 10.2147/IJN.S235146
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