What absorbs at 1546 cm⁻¹ in an FTIR spectrum?
A band near 1546 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
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Amide | 7 | 5 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 0.9 |
| Ring structure | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.7 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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Amide hyder 1.0
“Explicit assignment: 'amide II band at 1546'”
Fouda 等 - 2022 - Investigate the role of fungal communities associa DOI: 10.1038/s41529-022-00296-4 -
hyder 0.95
“Text: '1546 cm-1 resulting from the vibrations of the N-H amide group'.”
Sasimowski 等 - 2020 - Analysis of Selected Properties of Biocomposites B DOI: 10.3390/ma13184182 -
Amide hyder 0.9
“Explicit assignment.”
Garcia Schejtman 等 - 2015 - Gelatin films dendronized selectively on one side DOI: 10.1007/s00289-015-1452-y -
Ring structure hyder 0.9
“Explicit assignment in text”
Kumar 和 Bhaskar - 2019 - Computational and spectral studies of 3,3 '-(propa DOI: 10.1016/j.heliyon.2019.e02420 -
Carbonyl (C=O) hyder 0.9
“C=O stretching vibration”
Ma 等 - 2020 - Preparation and Characterization of Ethylenediamin DOI: 10.3390/ma13020326 -
hyder 0.9
“Explicit assignment: peak spectra of amid II shifted from 1546.19 cm-1.”
Nazari 等 - 2018 - Effect of ultrasound treatments on functional prop DOI: 10.1016/j.ultsonch.2017.10.002 -
Amide hyder 0.9
“Explicit assignment: '1546 ... attributed to ... amide-II (N-H bending)'.”
Rasul 等 - 2022 - Development of antimicrobialantioxidant nanocompo DOI: 10.21203/rs.3.rs-337479/v1 -
hyder 0.9
“Explicit assignment in snippet: '(1546cm-1) ... amides II'”
Villa 等 - 2021 - Biochemical and molecular changes of the zosteric DOI: 10.1186/s13213-020-01617-1
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm