What absorbs at 1031 cm⁻¹ in an FTIR spectrum?
A band near 1031 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| S eq o | 2 | 2 | 0.9 |
| C-O single bond | 1 | 1 | 1.0 |
| Carbohydrate | 1 | 1 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.9 |
| Nucleic acid | 1 | 1 | 0.9 |
| Carbonyl (C=O) | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.8 |
| C n single bond | 1 | 1 | 0.8 |
| Sulfonate | 1 | 1 | 0.8 |
| Silicate | 1 | 1 | 0.8 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
信心 1.0
“explicit assignment in text”
Irshad 等 - 2023 - Experimental evaluation of cobalt adsorption capac DOI: 10.1038/s41598-023-33902-9 -
C-O single bond 信心 1.0
“Explicit assignment: 1031 cm-1 (C-O vibrations).”
Mohomane 等 - 2021 - EFFECT OF SILICA ON ALKALINE BAGASSE CELLULOSE AND DOI: 10.37763/wr.1336-4561/66.1.8594 -
Carbonyl (C=O) 信心 0.9
“Text states '1031cm-1 carbonyl group and sulfoxide group peaks'.”
Nian 等 - 2018 - The effect of freeze-thaw cycles on durability pro DOI: 10.1016/j.conbuildmat.2018.07.171 -
S eq o 信心 0.9
“Explicit assignment.”
Bhatia 等 - 2022 - Preparation and Physiochemical Characterization of DOI: 10.3390/polym14183855 -
Nucleic acid 信心 0.9
“Text states 'characteristic of nucleic acid vibrations at 1031'.”
Hughes 等 - 2012 - Investigating cellular responses to novel chemothe DOI: 10.1039/C2AN35632E -
Carboxyl (COOH) 信心 0.9
“Explicit assignment: 'characteristic absorption band at 1031 is the bending vibration peak of carboxyl'”
Jiang 等 - 2020 - Surface Modification of Carbon Microspheres with G DOI: 10.3390/polym12081689 -
Silicon-oxygen (Si-O) 信心 0.9
“Attributed to asymmetric stretching of O-Si-O bonds in silicate.”
Morantes 等 - 2021 - Characterisation of particulate matter and identif DOI: 10.1007/s11869-021-01070-2 -
信心 0.9
“Explicit assignment: 'The 1027-1031 peaks' from LGO components”
Motelica 等 - 2021 - Antibacterial Biodegradable Films Based on Alginat DOI: 10.3390/nano11092377
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