What absorbs at 1591 cm⁻¹ in an FTIR spectrum?
A band near 1591 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 |
|---|---|---|---|
| C=n | 3 | 3 | 1,0 |
| Alkene (C=C) | 1 | 1 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| Methoxy (OCH3) | 1 | 1 | 0,9 |
| Aromatic ring | 1 | 1 | 0,9 |
| N h | 1 | 1 | 0,9 |
| Amide | 1 | 1 | 0,7 |
| Carbonyl (C=O) | 1 | 0 | 0,9 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
C=n öryggi 1,0
“Assigned to νC=N functional group in the ring.”
Farooq 等 - 2018 - SYNTHESIS, STRUCTURAL AND PHOTO-PHYSICAL STUDIES O DOI: 10.4314/bcse.v32i3.7 -
C=n öryggi 1,0
“Explicit assignment in text”
Graur 等 - 2023 - Novel Copper(II) Complexes with N-4,S-Diallylisoth DOI: 10.3390/inorganics11050195 -
N h öryggi 0,9
“Explicit assignment: 'amine peak at 1591'”
Khiar 等 - 2006 - Characterizations of chitosan-ammonium triflate (N DOI: 10.1002/pssa.200521016 -
C=n öryggi 0,9
“Explicit assignment in text.”
Ramesh 等 - 2010 - Synthesis of Nano Structured Carbon Nitride by Pyr DOI: 10.1080/10584587.2010.489421 -
Aromatic ring öryggi 0,9
“Explicit assignment in text.”
Ahmad 等 - 2022 - Synthesis, Characterization, and Antibacterial Pot DOI: 10.3390/pr10091878 -
Carboxyl (COOH) öryggi 0,9
“Explicit assignment: 'COO- cm-1, symmetric stretching vibrations at 1591'”
Kamnev 等 - 2023 - Fourier Transform Infrared (FTIR) Spectroscopic St DOI: 10.3390/molecules28041949 -
Alkene (C=C) öryggi 0,9
“Double bond stretching of C=C”
Park 等 - 2016 - Encapsulation of redox polysulphides via chemical DOI: 10.1038/srep25555 -
Amide öryggi 0,7
“Detected at 1591 cm-1, likely Amide II.”
Chae 等 - 2018 - Characteristics of cricket (Gryllus bimaculatus) c DOI: 10.1007/s10068-018-0314-4
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