What absorbs at 3024 cm⁻¹ in an FTIR spectrum?
A band near 3024 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 5 cited sources
Mga posibleng pagtatalaga ng functional-group
| Grupong functional | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Alkyl C-H | 5 | 5 | 1.0 |
| Aromatic ring | 2 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
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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Alkyl C-H kumpiyansa 1.0
“The absorption peaks at 3024 and 2965 correspond to the anti-symmetric and RIPT symmetric stretching vibrations of the methylene groups (-CH 2-) of PVDF [41].”
Enhanced dielectric and ferroelectric properties of PVDF-BiFeO3 composites in 0–3 connectivity DOI: 10.1016/j.jallcom.2017.04.310 -
Aromatic ring kumpiyansa 1.0
“The peak of 3024 cm-1 is specific for aromatic C-H stretching while flame retardants may be incorporated into MP-PS.”
Optimization of Polystyrene Biodegradation by Bacillus cereus and Pseudomonas alcaligenes Using Full Factorial Design DOI: 10.3390/polym14204299 -
Hydroxyl (O-H) kumpiyansa 1.0
“cm-1, and 2840 Similar results were identified at 2900 which were attributed to the signals at 3421 and 3024 cm-1 were attributed to hydroxyl (-OH) groups in the analyzed”
Pine Bark as a Potential Source of Condensed Tannin: Analysis through Fourier Transform Infrared Spectroscopy (FTIR), Scanning Electron Microscopy (SEM), and Energy Dispersive X-ray (EDX) DOI: 10.3390/f14071433 -
Alkyl C-H kumpiyansa 1.0
“absorption band at 3024 corresponds to asymmetric stretching vibration of CH groups”
Jaleh 等 - 2015 - Characteristics of PVDF Membranes Irradiated by El DOI: 10.3390/membranes5010001 -
Alkyl C-H kumpiyansa 1.0
“cm-1 3065 Symmetrical C-H stretching vibration is observed at 3024 for 4-ATP.”
Kalayci 等 - 2021 - EXPERIMENTAL AND THEORETICAL INVESTIGATIONS (FTIR, DOI: 10.4314/bcse.v35i3.11
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