What absorbs at 1983 cm⁻¹ in an FTIR spectrum?
A band near 1983 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 2 cited sources
Mögliche Funktionsgruppenzuweisungen
| Funktionelle Gruppe | Unterstützende Fakten | Zitierte Quellen | Höchstes Vertrauen |
|---|---|---|---|
| Amide | 2 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| C-S single bond | 1 | 1 | 1,0 |
| Secondary amine | 1 | 0 | 1,0 |
| C n single bond | 1 | 0 | 1,0 |
Das Ranking spiegelt die gesammelte Literatur Evidenz wider, nicht eine einzelne maßgebliche Regel. Bestätigen Sie immer anhand Ihres Probenkontexts.
Literatur hinter diesen Zuweisungen
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Amide Vertrauen 1,0
“It has been used to study collagen number of amide III peak (Jakobsen et al., 1983), band crosslinking (Paschalis et al., 2001), denaturation (Friess broadening and shift of amide I peak to lower wave & Lee, 1996), thermal self assembly (Ja”
Muyonga 等 - 2004 - Fourier transform infrared (FTIR) spectroscopic st DOI: 10.1016/j.foodchem.2003.09.038 -
C-S single bond Vertrauen 1,0
“3,4,5-substituted rings associated with the syringyl nuclei 16 669 Stretching vibration of C-S Parker (1983) branch of the cluster, samples from SAB and HOW were but the climatic data indicate slightly drier and warmer”
Rana 等 - 2008 - FTIR spectroscopy in combination with principal co DOI: 10.1515/HF.2008.104
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