What absorbs at 1559 cm⁻¹ in an FTIR spectrum?
A band near 1559 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
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Amide | 2 | 2 | 1.0 |
| Alkene (C=C) | 2 | 2 | 1.0 |
| C c single bond | 1 | 1 | 0.95 |
| N h | 1 | 1 | 0.9 |
| Aromatic ring | 1 | 1 | 0.9 |
| Lignin | 1 | 1 | 0.8 |
Ang pagraranggo ay sumasalamin sa naipon na ebidensya ng literatura, hindi isang solong awtoritatibong tuntunin. Palaging kumpirmahin laban sa konteksto ng iyong sample.
Literatura sa likod ng mga pagtatalagang ito
-
Alkene (C=C) kumpiyansa 1.0
“Corresponding to C-C and skeletal vibrations”
Thakur 和 Lokhande - 2017 - Effect of dip time on the electrochemical behavior DOI: 10.1515/epoly-2016-0160 -
Amide kumpiyansa 1.0
“Assigned to amide II.”
Luo 等 - 2019 - A Mechanism for the Adsorption of 2-(Hexadecanoyla DOI: 10.3390/min9010015 -
C c single bond kumpiyansa 0.95
“Explicit assignment in text: 'characteristic peak at 1559 corresponding to C-C and C=C skeletal (ring) vibrations'”
Thakur 和 Lokhande - 2018 - C10H8N2-PPy hybrid flexible electrodes SILAR synt DOI: 10.1007/s10854-017-8074-0 -
Amide kumpiyansa 0.9
“Explicitly assigned to amide II.”
Casimiro 等 - 2021 - ChitosanPVA Based Membranes Processed by Gamma Ra DOI: 10.3390/membranes11080561 -
Aromatic ring kumpiyansa 0.9
“Text: 'aromatic stretching (1559 cm-1)'”
Neves 等 - 2016 - Data analysis of krokodil samples obtained by st DOI: 10.1016/j.dib.2015.11.046 -
N h kumpiyansa 0.9
“N-H deformation (amide II) of gelatin.”
Wen 等 - 2020 - Synthesis of Antibacterial GelatinSodium Alginate DOI: 10.3390/polym12091926 -
Lignin kumpiyansa 0.8
“Same band range.”
Getino-Álvarez 等 - 2022 - DOI: 10.19084/rca.28626
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