What absorbs at 1297 cm⁻¹ in an FTIR spectrum?
A band near 1297 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 6 cited sources
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Ring structure | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| C=n | 1 | 1 | 0.9 |
| C-O single bond | 1 | 1 | 0.7 |
| Hydroxyl (O-H) | 1 | 1 | 0.7 |
| Carboxyl (COOH) | 1 | 1 | 0.7 |
| C c single bond | 1 | 1 | 0.7 |
| C n single bond | 1 | 0 | 0.9 |
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
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Amide kumpiyansa 1.0
“Other less important absorption bands are located at 1582 CdC cm-1, due to the stretching in chloroalkenes, and 1297 cm-1, and 1175 corresponding to amide and benzene ring breathing, respectively (20).”
Armenta 等 - 2005 - FTIR approaches for diuron determination in commer DOI: 10.1021/jf050268f -
kumpiyansa 1.0
“Explicit assignment: 'CC bridge bond stretch 1297'”
Jiang XiaoXiang 等 - 2011 - Structure properties of pyrolytic lignin extracted DOI: 10.1007/s11434-011-4465-4 -
C=n kumpiyansa 0.9
“Text: 'imine group (1297-1305 cm-1)'”
Jevremovic 等 - 2014 - Investigation of the effect of acid dopant on the DOI: 10.1016/j.cap.2014.06.018 -
C c single bond kumpiyansa 0.7
“Text mentions '1297 bond stretching'.”
Chatterjee 等 - 2013 - Nanochannel morphology of polypyrrole-ZnO nanocomp DOI: 10.1039/c3ta12796f -
Carboxyl (COOH) kumpiyansa 0.7
“Text: 'C-O-O-, hydroxyl, and C-O-C groups' associated with weak bands at 1297 cm-1.”
Zimoch-Korzycka 等 - 2021 - Biophysico-Chemical Properties of Alginate Oligome DOI: 10.3390/polym13142258 -
kumpiyansa 0.6
“Band at 1297 cm-1 attributed to bending vibration.”
Chutia 和 Kumar - 2015 - Electrical Transport and Morphological Studies of DOI: 10.1002/pen.23967
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