What absorbs at 1596 cm⁻¹ in an FTIR spectrum?
A band near 1596 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Carboxyl (COOH) | 2 | 2 | 0,9 |
| Lignin | 2 | 2 | 0,8 |
| C c single bond | 2 | 1 | 0,9 |
| C-O single bond | 1 | 1 | 0,9 |
| N h | 1 | 1 | 0,9 |
| Alkene (C=C) | 1 | 1 | 0,9 |
| C=n | 1 | 1 | 0,8 |
| Aromatic ring | 1 | 1 | 0,8 |
| Amide | 1 | 1 | 0,8 |
| Water (H2O) | 1 | 1 | 0,8 |
| Isocyanate | 1 | 1 | 0,7 |
| Carbonyl (C=O) | 1 | 1 | 0,7 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
-
Alkene (C=C) confiance 0,9
“Peak at 1596 associated with C=C stretching”
Kaklamani 等 - 2010 - Effect of plasma surface modification on the bioco DOI: 10.1088/1748-6041/5/5/054102 -
N h confiance 0,9
“band associated with -NH bond”
Liszkowska 等 - 2019 - The Effect of Accelerated Aging Conditions on the DOI: 10.3390/app9132663 -
confiance 0,9
“Explicit assignment from text.”
Reddy 等 - 2021 - Curcumin encapsulated dual cross linked sodium alg DOI: 10.1016/j.jpha.2020.07.002 -
Carboxyl (COOH) confiance 0,9
“Explicitly assigned in text.”
Rizwan 等 - 2022 - A Multi-Attribute Decision-Making Model for the Se DOI: 10.3390/polym14051020 -
Carboxyl (COOH) confiance 0,9
“Negative band typical for ν_as(COO-) modes.”
Sauge-Merle 等 - 2017 - Structural Analysis of Uranyl Complexation by the DOI: 10.1002/chem.201703484 -
Lignin confiance 0,8
“Increased intensities of bands at 1596 attributed to lignin”
Pandey 和 Pitman - 2003 - FTIR studies of the changes in wood chemistry foll DOI: 10.1016/S0964-8305(03)00052-0 -
Water (H2O) confiance 0,8
“Peak in FTIR spectra at 1596 cm-1 identifiable as water.”
Schmidt 等 - 2017 - Assessment of collagen quality associated with non DOI: 10.1016/j.bone.2017.01.015. -
Amide confiance 0,8
“Peak at 1595.78 cm-1 in chitosan spectrum refers to amide-II.”
Cai 等 - 2018 - Preparation, characterization and in vitro release DOI: 10.1371/journal.pone.0206275
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