What absorbs at 875 cm⁻¹ in an FTIR spectrum?
A band near 875 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 |
|---|---|---|---|
| Carbonate | 7 | 7 | 0.95 |
| Alkyl C-H | 3 | 3 | 0.9 |
| C-O single bond | 3 | 3 | 0.8 |
| Phosphate (PO4) | 2 | 2 | 0.8 |
| Aromatic ring | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.9 |
| Carbohydrate | 1 | 1 | 0.8 |
| Water (H2O) | 1 | 1 | 0.7 |
| Hydroxyl (O-H) | 1 | 1 | 0.7 |
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
-
Carbonate 置信度 0.95
“Explicit assignment: 'carbonate cm-1 peak at 875'.”
Kasso 等 - 2023 - A GLANCE TO THE FRAGMENTA MEMBRANEA MANUSCRIPT COL DOI: 10.1017/RDC.2022.81 -
Carbonate 置信度 0.9
“characteristic absorption of CaCO3”
Kong 等 - 2019 - Synthesis of CaCO3-SiO2 composite using CO2 for fi DOI: 10.1016/j.matlet.2018.12.033 -
Metal oxygen 置信度 0.9
“Text: 'peak around 875 of ZnO' and 'Zn-O stretching'”
Safeen 等 - 2022 - The effect of Mn and Co dual-doping on the structu DOI: 10.1039/d2ra01798a -
置信度 0.9
“Explicit assignment in text.”
Sharma 等 - 2009 - On the affinity of Chuaria-Tawuia complex A multi DOI: 10.1016/j.precamres.2009.04.003 -
置信度 0.9
“Explicit assignment: As(V) spectra exhibited three bands at 875, 830, and 785”
Hu 等 - 2015 - Polymerization of silicate on TiO2 and its influen DOI: 10.1016/j.colsurfa.2015.01.021 -
Aromatic ring 置信度 0.9
“Aromatic CH band”
Jaggy 等 - 2020 - ATR-FTIR Analysis and One-Week Stress Relaxation o DOI: 10.3390/ma13081868 -
置信度 0.9
“Explicit assignment in text.”
Kumar 等 - 2021 - Characterization of thermal storage stability of w DOI: 10.1371/journal.pone.0248465 -
Carbonate 置信度 0.9
“Text: 'peaks at 1473, 830 and 875 are corresponding to CO3^2-'”
Lu 等 - 2020 - Study of MgO-activated slag as a cementless materi DOI: 10.1016/j.jclepro.2020.120671
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