What absorbs at 1552 cm⁻¹ in an FTIR spectrum?
A band near 1552 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
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| N h | 2 | 2 | 0,9 |
| Amide | 2 | 2 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| Alkene (C=C) | 1 | 1 | 0,9 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
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Amide tillid 0,9
“Same as above.”
Song 等 - 2019 - Physicochemical and Biocompatibility Properties of DOI: 10.3390/md17030137 -
Amide tillid 0,9
“Absorption band visible at 1551.51 for all plasticizers.”
Azmi 等 - 2020 - Functional Properties of Tilapia's Fish Scale Gela DOI: 10.17576/jsm-2020-4909-19 -
Alkene (C=C) tillid 0,9
“Explicit assignment in text.”
Elkhouly 等 - 2022 - An investigated organic and inorganic reinforcemen DOI: 10.1038/s41598-022-20393-3 -
Carboxyl (COOH) tillid 0,9
“Band at 1552 due to COO- groups.”
Mueller - 2019 - The Anomalous Influence of Polyelectrolyte Concent DOI: 10.3390/molecules24112141 -
N h tillid 0,9
“Text: 'three extra peaks at 2928, 1552 and 695 which should be attributed to ... symmetric -NH stretching'”
Shen 等 - 2016 - Manganese Phosphate Self-assembled Nanoparticle Su DOI: 10.1038/srep28989 -
N h tillid 0,9
“Explicit assignment: 'N-H vibration of the amine'”
Valencia 等 - 2018 - Synthesis and Application of Scaffolds of Chitosan DOI: 10.3390/molecules23102651 -
tillid 0,7
“Broad band at around 1552 cm-1 assigned to asymmetric phthalate.”
Yang 等 - 2014 - Dynamic adsorption process of phthalate at goethit DOI: 10.1016/j.colsurfa.2013.10.021
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