What absorbs at 1543 cm⁻¹ in an FTIR spectrum?
A band near 1543 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
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| Amide | 4 | 3 | 1,0 |
| N h | 2 | 2 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 0,8 |
| C=n | 1 | 0 | 1,0 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
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zaupanje 1,0
“Assigned to (C)N-H in amide”
Culica 等 - 2019 - Recyclable Polymer-Supported N-Hydroxyphthalimide DOI: 10.3390/ma12213585 -
Amide zaupanje 1,0
“Explicit assignment: '1543cm-1 identified for the control and historical vegetable-tanned leather'”
Fouda 等 - 2022 - Investigate the role of fungal communities associa DOI: 10.1038/s41529-022-00296-4 -
Carboxyl (COOH) zaupanje 0,9
“Text: 'carboxylate cm-1 bands at 1577 and 1543' and 'COO- band'”
Gonen 等 - 2010 - Preparation and Characterization of Calcium Steara DOI: 10.1021/ie901437d -
Amide zaupanje 0,9
“Explicit assignment: amide III band.”
Petibois 等 - 2004 - Determination of stress-induced changes in plasma DOI: 10.1002/bip.20002 -
Amide zaupanje 0,9
“Explicit assignment: '1543 for NH bending vibrations in ATAC'”
Feng 等 - 2018 - The investigation of the specific behavior of a ca DOI: 10.1039/c8ra02006j -
zaupanje 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 -
N h zaupanje 0,9
“Explicit: 'peaks at 1543.01 ... (-NH-)'”
Li 等 - 2018 - Biosorption and bioaccumulation characteristics of DOI: 10.1039/c8ra06270f -
N h zaupanje 0,9
“Explicit assignment in text.”
Zhou 等 - 2016 - Various nanoparticle morphologies and surface prop DOI: 10.1038/srep34574
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