What absorbs at 915 cm⁻¹ in an FTIR spectrum?
A band near 915 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 |
|---|---|---|---|
| Oxygen heterocycle | 6 | 5 | 0.95 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 0 | 0.9 |
| Metal hydroxyl | 1 | 0 | 0.9 |
| Hydroxyl (O-H) | 1 | 0 | 0.9 |
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
-
Oxygen heterocycle 置信度 0.95
“band centered at 915 assigned to out-of-plane bending vibration of the epoxy group”
Razquin 等 - 2020 - Reprogrammable Permanent Shape Memory Materials Ba DOI: 10.3390/molecules25071568 -
Oxygen heterocycle 置信度 0.9
“Explicit assignment: epoxide absorption peak at 915 cm⁻¹”
Ghaemy 等 - 2008 - Synthesis, characterization, and curing of a new a DOI: 10.1002/app.28683 -
Siloxane (Si-O-Si) 置信度 0.9
“Vibrational band of Si-O-Si.”
Kulathuraan 等 - 2016 - Structural, optical and electrical characterizatio DOI: 10.1016/j.saa.2015.07.055 -
Oxygen heterocycle 置信度 0.9
“Text: 'epoxy group at 915'”
Wang 等 - 2012 - Controlled network structure and its correlations DOI: 10.1039/c2ra00021k -
置信度 0.9
“Peak height at 915 with baseline 860-960 for kaolinite.”
Chow 等 - 2022 - Review of Filters for Air Sampling and Chemical An DOI: 10.3390/min12101314 -
置信度 0.9
“Text: 'at 915 cm-1 attributed to the deformation vibrations of C-H bonds of the imidazole cycles'”
Sorokin 等 - 2022 - Chitosan Graft Copolymers with N-Vinylimidazole as DOI: 10.3390/polym14112279 -
Oxygen heterocycle 置信度 0.9
“Explicit assignment: 'decreasing of the epoxy ring at 915 cm-1'.”
Suryanto 等 - 2015 - Improvement of Interfacial Shear Strength of Mendo DOI: 10.1155/2015/542376 -
Oxygen heterocycle 置信度 0.9
“Characteristic peak of epoxy group tracked during curing.”
Xu 等 - 2020 - Experimental Study on the Micromorphology and Stre DOI: 10.3390/app10072610
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