What absorbs at 2916 cm⁻¹ in an FTIR spectrum?
A band near 2916 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
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Alkyl C-H | 18 | 16 | 1.0 |
| Alkene (C=C) | 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
-
kumpiyansa 1.0
“Explicit assignment: '2916 methylene nonsymmetry stretch vibration'”
Shi 等 - 2006 - The investigation of argon plasma surface modifica DOI: 10.1016/j.eurpolymj.2006.01.007 -
Alkyl C-H kumpiyansa 1.0
“Explicit assignment: 'CH at 2916'”
Li 等 - 2020 - Investigation of hindered phenol antioxidant effec DOI: 10.1038/s41598-020-67131-1 -
Alkyl C-H kumpiyansa 1.0
“explicit assignment”
Zhang 等 - 2018 - Selection and evaluation of microorganisms for bio DOI: 10.1007/s13205-018-1329-5 -
Alkyl C-H kumpiyansa 0.9
“Explicit assignment: 'peaks at 2916 and 2840 cm represent the C-H'”
Saliu 等 - 2017 - Catalytic crosslinking of a regenerated hydrophobi DOI: 10.1515/epoly-2016-0289 -
Alkyl C-H kumpiyansa 0.9
“C-H stretching of alkyl group.”
Akbari 等 - 2015 - Supercritical CO2 Generation of Nanometric Structu DOI: 10.1208/s12249-014-0212-x -
Alkyl C-H kumpiyansa 0.9
“attributed to C-H”
Alassod 等 - 2021 - PolypropyleneLigninPOSS Nanocomposites Thermal DOI: 10.3390/ma14143950 -
Alkyl C-H kumpiyansa 0.9
“Explicit assignment in text.”
Amorim 等 - 2022 - Bio-Availability, Anticancer Potential, and Chemic DOI: 10.3390/antiox11020360 -
Alkyl C-H kumpiyansa 0.9
“Text: 'peaks at 2916 ... correspond to ν as,sCH 2'”
Barros 等 - 2020 - A three-stage chemical cleaning of ion-exchange me DOI: 10.1016/j.desal.2020.114628
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