What absorbs at 1162 cm⁻¹ in an FTIR spectrum?
A band near 1162 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
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| C-O single bond | 2 | 1 | 0,95 |
| Silicon nitrogen | 1 | 1 | 0,9 |
| C c single bond | 1 | 1 | 0,9 |
| Ester | 1 | 1 | 0,9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,9 |
| C n single bond | 1 | 1 | 0,9 |
| C-S single bond | 1 | 1 | 0,8 |
| Carbohydrate | 1 | 0 | 0,9 |
La clasificación refleja la evidencia acumulada de la literatura, no una única regla autorizada. Siempre confirme según el contexto de su muestra.
Literatura detrás de estas asignaciones
-
confianza 0,95
“Explicit assignment: 'em 1162 ... referente ao estiramento simétrico da sulfona'”
Fernandes 等 - 2018 - Membranes of polysulfoneclay influence of differ DOI: 10.1590/S1517-707620170001.0317 -
C-O single bond confianza 0,95
“Explicit assignment: 'at 1162 cm-1 ... attributed to C-O'”
Miranda Sechi 和 Marques - 2017 - Preparation and Physicochemical, Structural and Mo DOI: 10.1590/1980-5373-MR-2016-1008 -
confianza 0,9
“Explicit assignment in text”
Sumesh 等 - 2020 - Peanut oil cake-derived cellulose fiber Extractio DOI: 10.1016/j.ijbiomac.2020.02.118 -
C n single bond confianza 0,9
“Table row: 1162 cm-1 assigned to Amine C-N stretching”
Fatokun 等 - 2022 - A Comparison of Water Imbibition and Controlled De DOI: 10.3390/agronomy12071486 -
Silicon-oxygen (Si-O) confianza 0,9
“Considered characteristic stretching vibrations of Si-O.”
Gao 等 - 2018 - Effect of Corrosion Inhibitors on Chromate-free Pa DOI: 10.5755/j01.ms.24.3.16330 -
Ester confianza 0,9
“bands specific to esters”
Mahboubifar 等 - 2017 - Evaluation of long-heating kinetic process of edib DOI: 10.1007/s13197-017-2502-2) -
C c single bond confianza 0,9
“Explicit assignment in text”
Pinzon-Moreno 等 - 2022 - Degradation of Hydrogels Based on Potassium and So DOI: 10.3390/polym14132656 -
Silicon nitrogen confianza 0,9
“Explicit assignment: 'Si-N vibration 1162'”
Wang 等 - 2022 - Porous Silicon Oxycarbonitride Ceramics with Palla DOI: 10.3390/polym14173470
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