What absorbs at 1430 cm⁻¹ in an FTIR spectrum?
A band near 1430 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Carboxyl (COOH) | 6 | 4 | 1.0 |
| Alkyl C-H | 5 | 5 | 1.0 |
| Hydroxyl (O-H) | 2 | 2 | 1.0 |
| Alkene (C=C) | 2 | 2 | 0.9 |
| C c single bond | 1 | 1 | 0.9 |
| C-O single bond | 1 | 1 | 0.9 |
| Carbohydrate | 1 | 1 | 0.9 |
| Carbon dioxide | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.9 |
| Methyl | 1 | 1 | 0.8 |
| Carbonate | 1 | 0 | 0.8 |
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
-
Hydroxyl (O-H) 信心 1.0
“Text: '1,430 cm-1, vibration of OH; the bending mode of CH2'”
Liu 等 - 2014 - Discrimination of blue ballpoint pen inks in Chine DOI: 10.1108/PRT-12-2012-0089 -
Carboxyl (COOH) 信心 1.0
“Attributed to symmetric COO vibration.”
Marques 等 - 2005 - Photoluminescence properties of BaMoO4 amorphous t DOI: 10.1016/j.jssc.2005.05.024 -
Alkyl C-H 信心 0.9
“Assigned to CH.”
Malathi 等 - 2010 - Structural, thermal and electrical properties of P DOI: 10.1016/j.jnoncrysol.2010.08.011 -
N h 信心 0.9
“Main band at ~1430 characteristic of NH vibrations.”
Mesto 等 - 2012 - Tobelite and NH4+-rich muscovite single crystals f DOI: 10.2138/am.2012.4023 -
Carbon dioxide 信心 0.9
“Explicit assignment: 'doublet near 1430cm-1' for CO2”
Vetere 等 - 2011 - Solubility of H2O and CO2 in shoshonitic melts at DOI: 10.1016/j.jvolgeores.2011.03.002 -
Carbohydrate 信心 0.9
“Text: 'absorbance ratio of the bands detected at 1430 and 900 known as crystalline and amorphous cellulose bands'”
Alsufyani 和 M'sakni - 2023 - Part A Biodegradable Bio-Composite Film Reinforce DOI: 10.3390/polym15061542 -
信心 0.9
“attributed to carbonate anion vibrations”
Castaldelli 等 - 2013 - Use of SlagSugar Cane Bagasse Ash (SCBA) Blends i DOI: 10.3390/ma6083108 -
Hydroxyl (O-H) 信心 0.9
“Text: '1430cm-1 (-O-H bend)'”
Grosshardt 等 - 2019 - Applying microscopic analytic techniques for failu DOI: 10.1186/s42649-019-0009-1
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