What absorbs at 1416 cm⁻¹ in an FTIR spectrum?
A band near 1416 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 |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 0.9 |
| C-O single bond | 2 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.9 |
| Carbonyl (C=O) | 1 | 1 | 0.8 |
| Carbonate | 1 | 1 | 0.8 |
| Amide | 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
-
信心 1.0
“Same assignment as 1473.”
Muresan-Pop 等 - 2011 - Spectroscopic and physical-chemical characterizati DOI: 10.3233/SPE-2011-0519 -
Alkyl C-H 信心 0.9
“Explicit assignment in text.”
Elhosiny Ali 等 - 2022 - Microstructure Study and LinearNonlinear Optical DOI: 10.3390/polym14091741 -
Alkyl C-H 信心 0.9
“Explicit assignment.”
Jafirin 等 - 2013 - Composite Polymer Electrolytes based on MG49 and C DOI: 10.1063/1.4858757 -
Alkyl C-H 信心 0.9
“Assigned to CH2 bending modes, also for crystallinity estimation.”
Nabiyev 等 - 2018 - Structural Studies of dielectric HDPE+ZrO2 polymer DOI: 10.1088/1742-6596/994/1/012011 -
Carboxyl (COOH) 信心 0.9
“Text states '1416 cm-1 ... representing the carboxylate'.”
Zhao 等 - 2022 - Preparation Process Optimization and Performance C DOI: 10.3390/molecules27207096 -
Carbonate 信心 0.8
“Carbonate peak at 1,416 cm-1”
Li 等 - 2023 - Fourier-transformed infrared spectroscopy study of DOI: 10.3389/feart.2022.1008139 -
Carbonyl (C=O) 信心 0.8
“Weak band at 1416 assigned to ν(C=O) from 2-hydroxypropyl-β-cyclodextrin.”
Ilic-Stojanovic 等 - 2015 - The improved photostability of naproxen in the inc DOI: 10.2298/HEMIND131128050I -
Alkyl C-H 信心 0.8
“Bands at 1416 and 1434-1454 indicated increase in C-H bending and -C O stretching.”
Yordanova 等 - 2018 - Zn2+-triggered self-assembly of Gonadorelin [6-D-P DOI: 10.1038/s41598-018-29529-w
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