What absorbs at 1302 cm⁻¹ in an FTIR spectrum?
A band near 1302 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 4 cited sources
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Carboxyl (COOH) | 2 | 2 | 0.9 |
| Amide | 1 | 1 | 1.0 |
| C=n | 1 | 1 | 0.8 |
| N h | 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
-
Amide kumpiyansa 1.0
“Explicit assignment: 'Raman absorption band of Amide III is at 1302'”
Liu 等 - 2013 - Silk-inspired polyurethane containing GlyAlaGlyAla DOI: 10.1002/app.39185 -
Carboxyl (COOH) kumpiyansa 0.9
“Same as above”
Marsac 等 - 2016 - Oxolinic Acid Binding at Goethite and Akaganeite S DOI: 10.1021/acs.est.5b04940 -
Carboxyl (COOH) kumpiyansa 0.8
“Peak at 1302 cm-1 attributed to these groups based on text.”
Varsani 等 - 2022 - Development of bio-based material from the Moringa DOI: 10.1016/j.heliyon.2022.e10447 -
kumpiyansa 0.7
“Text: 'characteristic peaks at 1302 and 1416 which correspond to vibrational modes'”
Asim 等 - 2022 - Sol-Gel Synthesized High Entropy Metal Oxides as H DOI: 10.3390/molecules27185951
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