What absorbs at 833 cm⁻¹ in an FTIR spectrum?
A band near 833 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 5 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 |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1.0 |
| Sulfate (SO4) | 1 | 1 | 1.0 |
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
-
Sulfate (SO4) 信心 1.0
“All species 833cm-1 corresponds to sulfate that is substituted and fucoidan standard showed wavelength at C-6.”
Artemisia 等 - 2019 - The Properties of Brown Marine Algae Sargassum tur DOI: 10.14499/indonesianjpharm30iss1pp43 -
Alkyl C-H 信心 1.0
“The intensity of the two peaks cm-1 C-H rocking in PVA is the cause for the band at 833 (see Figure 2a,) [18].”
Characteristics of a Plasticized PVA-Based Polymer Electrolyte Membrane and H+ Conductor for an Electrical Double-Layer Capacitor: Structural, Morphological, and Ion Transport Properties DOI: 10.3390/membranes -
Alkyl C-H 信心 1.0
“The peak at 833 is associated with the -CH ] 2 R Q α where is the gas constant, is the released heat, is the”
Optical, electrical, mechanical, and thermal properties and non-isothermal decomposition behavior of poly(vinyl alcohol)–ZnO nanocomposites DOI: 10.1007/s13726-020-00806-8 -
Alkyl C-H 信心 1.0
“The bending vibrations of plane verified at positions 684, 833 cm-1 C-H The bending vibrations of plane verified at positions 684, 833 and 957 [27,28].”
New Hybrid PVC/PVP Polymer Blend Modified with Er2O3 Nanoparticles for Optoelectronic Applications DOI: 10.3390/polym15030684 -
信心 1.0
“ESI-MS molecular-ion peak 833.28, corresponding to H+ + [Zn(L4) ].”
Gusev 等 - 2020 - Synthesis, Photoluminescence and Electrical Study DOI: 10.3390/ma13245698
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