What absorbs at 1029 cm⁻¹ in an FTIR spectrum?
A band near 1029 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| C-O single bond | 5 | 4 | 1,0 |
| Silanol (Si-OH) | 1 | 1 | 0,95 |
| Siloxane (Si-O-Si) | 1 | 1 | 0,95 |
| Carbohydrate | 1 | 1 | 0,9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,9 |
| Phosphate (PO4) | 1 | 1 | 0,9 |
| Sulfonate | 1 | 1 | 0,8 |
| C n single bond | 1 | 1 | 0,8 |
| Carbon dioxide | 1 | 0 | 0,9 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
-
C-O single bond confiance 1,0
“C-O stretching of C6-OH.”
Cosma 等 - 2023 - Modification of Cotton and Leather Surfaces Using DOI: 10.3390/ma16041397 -
Siloxane (Si-O-Si) confiance 0,95
“Explicit assignment: 'attributed to the stretching vibrations of Si-O-Si bond, Si-OH'”
Cebotari 等 - 2018 - Caracterisation of high manganese silicides prepar DOI: 10.21741/9781945291999-9 -
Phosphate (PO4) confiance 0,9
“Text explicitly states peak at 1029 cm-1 is PO2-.”
Depciuch 等 - 2020 - The Spectroscopic Similarity between Breast Cancer DOI: 10.3390/molecules25143295 -
Silicon-oxygen (Si-O) confiance 0,9
“Strong absorption peak attributed to Si-O.”
Hijazi 等 - 2019 - Modified SnO2-APTES gas sensor for selective ammon DOI: 10.1016/j.matpr.2018.10.424 -
confiance 0,9
“Vibration band at 1029 cm-1 attributed to SO stretching.”
Mateo 等 - 2020 - Synthesis and characterization of sulfonated activ DOI: 10.1016/j.enconman.2014.07.007 -
C-O single bond confiance 0,9
“Explicit assignment: 'C-O band of the alkyl chain at 1029'.”
Nikolaeva 等 - 2021 - Influence of ionic liquid-like cationic pendants c DOI: 10.1016/j. -
Carbohydrate confiance 0,9
“Text: 'The hemicellulose or aryl-alkyl ether in lignin is represented by the peak 1,029'”
Shanmugarajah 等 - 2015 - Isolation of NanoCrystalline Cellulose (NCC) from DOI: 10.3303/CET1545285 -
C-O single bond confiance 0,9
“Explicit: 'band at 1029 may be also assigned to C-O stretching vibrations'.”
Zimoch-Korzycka 等 - 2021 - Biophysico-Chemical Properties of Alginate Oligome DOI: 10.3390/polym13142258
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