What absorbs at 692 cm⁻¹ in an FTIR spectrum?
A band near 692 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 7 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 |
|---|---|---|---|
| Alkene (C=C) | 2 | 2 | 1.0 |
| Carbonate | 1 | 1 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 0 | 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
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C-O single bond 信心 1.0
“An amino acid Conflicts of Interest C-H 1032cm-1 stretching causes a band, while bending C-O-C 692cm-1 vibrations peak at 612 and and stretch”
Zahoor 等 - 2023 - Biosynthesis and Anti-inflammatory Activity of Zin DOI: 10.1155/2023/3280708 -
信心 1.0
“According to the batch case, the bands assigned at and may also be experiment results, both Cr and Pb cations were retained at sites with related to the interactions withthe free waterand the organic matter 692cm-1 high sorption energies;”
Fonseca 等 - 2011 - Mobility of Cr, Pb, Cd, Cu and Zn in a loamy sand DOI: 10.1016/j.geoderma.2011.06.016 -
C-S single bond 信心 1.0
“et al., from C-N stretching vibration (Kong 2007), Structural properties and presence of characteristic it is observed that the band corresponding to amide functional groups of the molecules and biomolecules I is more intense that the band”
Gomez-Montano 等 - 2020 - Detection of Salmonella enterica on silicon substr DOI: 10.24275/rmiq/Bio993 -
信心 1.0
“the band below 700 The characteristic absorption bands of the sample at 692 and cm-1 cm-1 583 were assigned to iron(II) oxide bending, and the band at 459 to 446 was”
Hanh 等 - 2023 - Adsorption of Tetracycline by Magnetic Mesoporous DOI: 10.3390/su15064727 -
Alkene (C=C) 信心 1.0
“The analyzed infrared spectra C=O) [32,33], 1654 (C=C stretching vibration of cis692 Mariana-Atena Poiana et al.”
Poiana 等 - 2015 - Use of ATR-FTIR spectroscopy to detect the changes DOI: 10.1515/chem-2015-0110 -
Carbonate 信心 1.0
“9) [24] and weak bands Ca2p centered at 692 cm-1 (for two samples), which correspond to the B-type carbonate substitution (CO 32-→PO 43-) in the hydroxyapatite lattice [10,19,24,61,62].”
Radev 等 - 2009 - OrganicInorganic bioactive materials Part III in DOI: 10.2478/s11532-009-0078-z -
Alkene (C=C) 信心 1.0
“The band at 692 is due to the C=C bond of the”
Sivasankari 等 - 2013 - Synthesis and Characterization of Thiophene Contai DOI: 10.14233/ajchem.2013.13514
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