What absorbs at 1695 cm⁻¹ in an FTIR spectrum?
A band near 1695 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) | 5 | 5 | 0,95 |
| Amide | 2 | 2 | 1,0 |
| Protein beta sheet | 2 | 1 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| Urea | 1 | 1 | 0,9 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
-
Amide zaupanje 1,0
“Explicit assignment in text: 'amide I and amide II regions (1695 and 1548 cm-1)'”
Baldauf 等 - 2007 - Effect of selective growth media on the differenti DOI: 10.1016/j.mimet.2006.06.012 -
Carbonyl (C=O) zaupanje 0,95
“explicit assignment”
Gorniak 等 - 2022 - Preformulation Studies of Ezetimibe-Simvastatin So DOI: 10.3390/pharmaceutics14050912 -
Carbonyl (C=O) zaupanje 0,9
“Carbonyl group (C=O) at 1695 cm-1.”
Ashri 等 - 2018 - Modified Dioscorea hispida starch-based hydrogels DOI: 10.1016/j.ijbiomac.2017.10.125 -
Carbonyl (C=O) zaupanje 0,9
“Peak at 1695 cm-1 assigned to hydrogen-bonded C=O.”
Sheth 等 - 2005 - Time-dependent morphology development in a segment DOI: 10.1021/ma051063a -
zaupanje 0,9
“Explicit assignment in table.”
Wille 等 - 2003 - Redox-triggered FTIR difference spectra of FAD in DOI: 10.1021/bi035219f -
Urea zaupanje 0,9
“Text: 'urea compound peak maximum at 1695 cmK1'”
Yilgor 等 - 2006 - FTIR investigation of the influence of diisocyanat DOI: 10.1016/j.polymer.2006.02.027 -
zaupanje 0,9
“Explicit: 'bands initially present at 1695 and 1765 characteristic of PMDA C=O stretching'”
Dubois 等 - 2022 - Innovative polypropylene based blends by in situ p DOI: 10.1016/j.polymer.2022.125022 -
Carbonyl (C=O) zaupanje 0,9
“Explicit assignment in text.”
Lin 等 - 2017 - Coumarinand Carboxyl-Functionalized Supramolecul DOI: 10.3390/polym9040146
Imate spekter s tem pasom?
Naložite svoj FTIR spekter in v nekaj sekundah pridobite celotno poročilo o interpretaciji — dodelitve vrhov z literaturnimi citati, ujemanja knjižnice in verigo dokazov z oceno zaupanja.
Interpretiraj moj spekter