What absorbs at 1706 cm⁻¹ in an FTIR spectrum?
A band near 1706 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
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| Carbonyl (C=O) | 6 | 5 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 0,9 |
| Amino acid | 1 | 1 | 0,8 |
| Methyl | 1 | 1 | 0,8 |
| Alkyl C-H | 1 | 1 | 0,8 |
| Carboxyl (COOH) | 1 | 0 | 0,8 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
-
Carbonyl (C=O) zaupanje 1,0
“Explicit assignment in text: 'Transmittances at 1706 were indicative of ketonic carbonyl groups (C=O stretch).'”
Rowland 等 - 2018 - Further spectral and chromatographic studies of am DOI: 10.1080/14786419.2018.1428599 -
Carbonyl (C=O) zaupanje 1,0
“Explicitly stated: 'The band at 1706 cm-1 is ascribed to the stretching vibration C=O'.”
Xu 等 - 2019 - New Perspective on Wood Thermal Modification Rele DOI: 10.3390/polym11071145 -
Hydroxyl (O-H) zaupanje 0,9
“Text: 'Vibrations observed at 1706 ... corresponds to the bending mode of OH group.'”
Gokila 等 - 2020 - Structural, spectral and nonlinear optical analysi DOI: 10.1016/j.ijleo.2020.164384 -
zaupanje 0,9
“Text: 'peaks at 1706, 1732, and 1225 (linked to crocin)'.”
Naim 等 - 2022 - ATR-FTIR spectroscopy combined with DNA barcoding DOI: 10.1016/j.vibspec.2022.103446 -
Carbonyl (C=O) zaupanje 0,9
“Explicitly stated as carbonyl absorption band.”
Kamada 等 - 2018 - Phillipsins A and B from Zingiber phillippsii Mood DOI: 10.25135/rnp.33.17.09.145 -
zaupanje 0,8
“Assigned to overtone vibration of CH-CH, CH2, and CH3.”
Bita 等 - 2023 - Diester Chlorogenoborate Complex A New Naturally DOI: 10.3390/inorganics11030112 -
Carbonyl (C=O) zaupanje 0,8
“Trough associated with C=O perturbation.”
Nicolaides 等 - 2016 - ns-mu s Time-Resolved Step-Scan FTIR of ba(3) Oxid DOI: 10.3390/ijms17101657 -
zaupanje 0,8
“Explicit assignment in text.”
Xin 等 - 2021 - The Optimization of Canola Crop Production through DOI: 10.3390/su131810459
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