What absorbs at 1028 cm⁻¹ in an FTIR spectrum?
A band near 1028 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| C-O single bond | 4 | 4 | 0.9 |
| Metal oxygen | 2 | 2 | 0.95 |
| Carbohydrate | 2 | 2 | 0.9 |
| Hydroxyl (O-H) | 2 | 2 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.7 |
| Siloxane (Si-O-Si) | 1 | 0 | 0.8 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
Metal oxygen 置信度 0.95
“Explicit assignment: 'characteristic Ti-O-C peak at 1028'”
Dahham 等 - 2018 - Synthesis and structural studies of an epoxidized DOI: 10.1016/j.polymertesting.2017.11.005 -
Metal oxygen 置信度 0.9
“Explicit assignment: 'peak at 1028 corresponds to the formation of the Ti-O-C bond'.”
Dahham 等 - 2020 - Insight on the structural aspect of ENR-50TiO2 hy DOI: 10.1016/j.arabjc.2018.05.003 -
C-O single bond 置信度 0.9
“Explicit assignment in text”
Jairath 等 - 2023 - In vitro and in vivo evaluation of Prosopis cinera DOI: 10.47836/ifrj.30.2.06 -
置信度 0.9
“Explicit assignment: 'band at 1028 assigned to the anti-symmetric O C stretch'”
Sun 等 - 2012 - Effect of polymerization with paraformaldehyde on DOI: 10.1016/j.tca.2012.03.015 -
Carbohydrate 置信度 0.9
“Band at 1028 corresponds to pyranose ring.”
Hernandez 等 - 2023 - Microcrystalline Cellulose Isolation-Proposed Mech DOI: 10.15376/biores.18.1.1788-1802 -
C-O single bond 置信度 0.9
“Range given: 'C-O stretching peak between 1028 and 1308 cm-1'.”
Rahman 等 - 2021 - Effect of Iron Loading on the Catalytic Activity o DOI: 10.3390/app11010205 -
C-O single bond 置信度 0.9
“Broad signals at 1066 and 1028 correspond to C-O stretching.”
Rostami 等 - 2022 - Chitosan-EDTA-Cellulose network as a green, recycl DOI: 10.1038/s41598-022-10774-z -
Hydroxyl (O-H) 置信度 0.9
“Text: 'carbohydrate band at 1028 cm-1, assigned to the C-O stretching vibration of primary alcohols'”
Spear 和 Broda - 2020 - Comparison of Contemporary Elm (Ulmus spp.) and De DOI: 10.3390/ma13215026
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