What absorbs at 1770 cm⁻¹ in an FTIR spectrum?
A band near 1770 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 |
|---|---|---|---|
| Carbonyl (C=O) | 6 | 4 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Imide | 1 | 1 | 0,9 |
| Amide | 1 | 1 | 0,6 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
-
C-O single bond zaupanje 1,0
“C-O groups appeared”
Zhao - 2019 - Study on the hydrolysis performance of phthalimide DOI: 10.1016/j.dyepig.2018.12.043 -
Carbonyl (C=O) zaupanje 1,0
“Explicit assignment in text: '1770 cm-1 (C=O)'”
Banerjee 等 - 2013 - Influence on variation in process parameters for t DOI: 10.1515/secm-2012-0078 -
zaupanje 0,9
“Explicit assignment: 'β-lactam peak at 1770 cm-1'.”
Rouhani 等 - 2016 - Purification and functionalization of nanodiamond DOI: 10.1016/j.msec.2016.02.075 -
zaupanje 0,9
“Explicit assignment: 'CdO cm-1 stretch of the acid form at 1770'.”
Tyrode 等 - 2007 - A study of the adsorption of ammonium perfluoronon DOI: 10.1021/jp063912h -
Imide zaupanje 0,9
“Explicit assignment in text”
Hamciuc 等 - 2021 - Novel PolyimideCopper-Nickel Ferrite Composites w DOI: 10.3390/polym -
Carbonyl (C=O) zaupanje 0,9
“Band at 1770-1710 cm-1 assigned to C=O carbonyl.”
Ortiz-Gomez 等 - 2022 - Physicochemical Characterization of Quinoa (Chenop DOI: 10.3389/fsufs.2022.851433 -
Carbonyl (C=O) zaupanje 0,9
“Explicit assignment: 'v(C=O) stretching frequency near 1770'”
Piantavini 等 - 2017 - ELUCIDATION OF THE ELECTRONIC SPECTRUM CHANGES OF DOI: 10.21577/0100-4042.20170059 -
Amide zaupanje 0,6
“Text: 'arm at 1770' associated with amide I band asymmetry.”
Skwarczynska 等 - 2019 - The mineralization effect on chitosan hydrogel str DOI: 10.15259/PCACD.22.18
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