What absorbs at 1560 cm⁻¹ in an FTIR spectrum?
A band near 1560 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
Mögulegar úthlutun virkra hópa
| Virkur hópur | Stuðningsstaðreyndir | Tilvitnuð heimildir | Mesta öryggi |
|---|---|---|---|
| Amide | 9 | 7 | 1,0 |
| N h | 4 | 4 | 0,9 |
| Carboxyl (COOH) | 3 | 3 | 0,9 |
| Alkene (C=C) | 2 | 2 | 1,0 |
| Aromatic ring | 2 | 1 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 0,9 |
| Amino acid | 1 | 1 | 0,8 |
| Nitrogen heterocycle | 1 | 1 | 0,8 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
Alkene (C=C) öryggi 1,0
“Explicit assignment: 'corresponds to the C=C strain'.”
Timotius 等 - 2022 - The Study of Methylene Blue Loading into Chitosan- DOI: 10.14716/ijtech.v13i8.6133 -
Amide öryggi 1,0
“Explicit assignment.”
Liu 等 - 2021 - Fourier transform infrared spectroscopy coupled wi DOI: 10.1038/s41598-021-91802-2 -
Aromatic ring öryggi 1,0
“Explicit assignment: 1560 (C=C) aromatic asymmetric stretch.”
Mohomane 等 - 2021 - EFFECT OF SILICA ON ALKALINE BAGASSE CELLULOSE AND DOI: 10.37763/wr.1336-4561/66.1.8594 -
Alkene (C=C) öryggi 0,9
“Explicit assignment: peaks at 1560 ascribed to C=C bonds”
Dinc 等 - 2020 - Characterization of short-length multi-walled carb DOI: 10.1007/s42823-019-00081-5 -
Carboxyl (COOH) öryggi 0,9
“Asymmetric stretching vibration of COO- at low concentration”
Foucaud 等 - 2021 - Adsorption mechanisms of fatty acids on fluorite u DOI: 10.1016/j.jcis.2020.09.062 -
Carboxyl (COOH) öryggi 0,9
“Negative band assigned to carboxylate ligand.”
Kimura 和 Ono - 2001 - Chelator-induced disappearance of carboxylate stre DOI: 10.1021/bi011216w -
öryggi 0,9
“Same assignment as 1580 cm-1.”
Ma 等 - 2004 - Crystal structure and composition of poly(ethylene DOI: 10.1021/ma0486905 -
Amide öryggi 0,9
“Explicit assignment: amide II at ~1560 cm-1.”
Vidal 和 Mello - 2011 - Collagen type I amide I band infrared spectroscopy DOI: 10.1016/j.micron.2010.09.010
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