What absorbs at 952 cm⁻¹ in an FTIR spectrum?
A band near 952 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
Gán nhóm chức có thể
| Nhóm chức | Sự kiện hỗ trợ | Nguồn tham khảo | Độ tin cậy cao nhất |
|---|---|---|---|
| Methoxy (OCH3) | 4 | 4 | 1,0 |
| Methacrylate | 4 | 4 | 1,0 |
| C-O single bond | 4 | 4 | 1,0 |
| Acetate | 4 | 4 | 1,0 |
| C c single bond | 3 | 3 | 1,0 |
| Alkyl C-H | 2 | 2 | 1,0 |
| Silicon carbon | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Methyl | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Silicate | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Silanol (Si-OH) | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
Xếp hạng phản ánh bằng chứng tài liệu tích lũy, không phải một quy tắc duy nhất có thẩm quyền. Luôn xác nhận với ngữ cảnh mẫu của bạn.
Tài liệu tham khảo đằng sau các gán này
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Acetate độ tin cậy 1,0
“After treatment of wood samples with DES2, new peaks were formed at 1039 cm-1, 952 cm-1, 943 cm-1, and 864 cm-1, which were C-O vibrations in hemicellulose and cellulose, a C-H deformation in cellulose, and out-of-plane C-H out-of-plane aro”
Can 等 - 2023 - Choline Chloride-Based Deep Eutectic Solvent-Treat DOI: 10.3390/f14030569 -
Carboxyl (COOH) độ tin cậy 1,0
“Formic acid+montmorillonite The reactions as observed are partly irreversible: peaks are much ∼952, smaller and broader in recovered samples, which suggest that only At 3.7GPa on decompression, we observe peaks at 969, 996 cm-1 small amount”
Reactions between organic acids and montmorillonite clay under Earth-forming conditions DOI: 10.1016/j.chemgeo.2010.12.023 -
C c single bond độ tin cậy 1,0
“An additional peak at 952 is attributed to the C-C-O stretching of the”
Ternary Natural Deep Eutectic Solvent (NADES) Infused Phthaloyl Starch as Cost Efficient Quasi-Solid Gel Polymer Electrolyte DOI: 10.1016/j.carbpol.2017.03.023 -
Ring structure độ tin cậy 1,0
“The weak band at 952 cm(cid:2)1 cm(cid:2)1 can be attributed to the ring breathing.”
Synthesis, crystal structure, and characterization of cyclohexylammonium tetraisothiocyanatocobaltate(II): A single-source precursor for cobalt sulfide and oxide nanostructures DOI: 10.1016/j.heliyon.2019. -
Silanol (Si-OH) độ tin cậy 1,0
“952 cm-1, and attributed it to a change from tridentate to bidentate to monodentate bonding of the surface silanol group.”
Effects of Potassium Loading over Iron–Silica Interaction, Phase Evolution and Catalytic Behavior of Precipitated Iron-Based Catalysts for Fischer-Tropsch Synthesis DOI: 10.3390/catal12080916 -
Alkene (C=C) độ tin cậy 1,0
“The band at 952 can be assigned to the stretching vibration of the intermediate trans-olefinic product coming only from the ene-reaction”
Eugenol-based thermally stable thermosets by Alder-ene reaction: From synthesis to thermal degradation DOI: 10.1002/app.39269. -
Silicate độ tin cậy 1,0
“For silicate adsorption without As, the IR bands of the cm-1 were attributed to monomeric silicate surface complexes 952 cm-1,”
Polymerization of silicate on TiO2 and its influence on arsenate adsorption: An ATR-FTIR study DOI: 10.1016/j.colsurfa.2015.01.021 -
Alkyl C-H độ tin cậy 1,0
“1458 cm-1 and 1384 cm-1 (CH2, CH3 bending vibrations), along with weaker ones at 1171, 1539 2659 1002 848 2553 1124, 1073, 1040, 952 cm-1 (generally, C-O stretch), and 744 cm-1 (C=C-H bend) [25-27].”
Identification of Colourants and Varnishes in a 14th Century Decorated Wood-Carved Door of the Dionysiou Monastery in Mount Athos DOI: 10.3390/coatings11091087
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