What absorbs at 1222 cm⁻¹ in an FTIR spectrum?
A band near 1222 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 0.9 |
| C n single bond | 2 | 2 | 0.8 |
| S eq o | 1 | 1 | 0.9 |
| Lignin | 1 | 1 | 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
-
Lignin kumpiyansa 0.9
“Assigned a syringyl structure.”
Liang 等 - 2020 - Thermal Kinetics of a Lignin-Based Flame Retardant DOI: 10.3390/polym12092123 -
Hydroxyl (O-H) kumpiyansa 0.9
“Text: 'The peak at 1222 implies the presence of alcohols and phenols.'”
Kumar 等 - 2018 - Application of High-Resolution NMR and GC-MS to St DOI: 10.1021/acsomega.8b01284 -
S eq o kumpiyansa 0.9
“Band at 1248/1222 assigned to SO2.”
Mueller - 2020 - Anomalous Influence of Salt Concentration on Depos DOI: 10.3390/molecules25102336 -
kumpiyansa 0.9
“δ(C-H) and asymmetrical bridge oxygen stretching -OH.”
Rozylo 等 - 2023 - Micronized Powder of Raspberry Pomace as a Source DOI: 10.3390/molecules28124871 -
C n single bond kumpiyansa 0.8
“Shift from 1216 to 1222 attributed to C-N group”
Wicaksono 等 - 2017 - Enhancement of solubility and dissolution rate of DOI: 10.4314/tjpr.v16i7.6 -
C n single bond kumpiyansa 0.8
“δ(N-H) υ(C-N) mentioned.”
Brossier 等 - 2021 - Synthesis of Poly(Trimethylene Carbonate) from Ami DOI: 10.3390/polym13020280
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