What absorbs at 1474 cm⁻¹ in an FTIR spectrum?
A band near 1474 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
Atribuiri posibile ale grupelor funcționale
| Grup funcțional | Fapte suport | Surse citate | Încredere maximă |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 1,0 |
| Aromatic ring | 2 | 2 | 1,0 |
| Lipid | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
Clasamentul reflectă dovezile acumulate din literatură, nu o singură regulă autoritară. Confirmați întotdeauna în contextul mostrei dvs.
Literatura din spatele acestor atribuiri
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Aromatic ring încredere 1,0
“LLM confirmed rule peak-group candidate”
Li 等 - 2013 - Synthesis and Microwave Absorption Characteristics DOI: 10.4028/www.scientific.net/AMM.327.53 -
Alkyl C-H încredere 1,0
“cm-1 cm-1 Peak at 1474 obtained was due to CH bending whereas peak at 1531 corresponded to 2 benzene ring (Table 2).”
Bhattacharyya 等 - 2017 - Metallization and APPJ treatment of bismaleimide DOI: 10.1155/2010/987357 -
Ring structure încredere 1,0
“C=O carboxylic 1752 1H As shown in Figure 7, the NMR of compound A Chlorophenyl ring stretch 1474,1496”
Housheh 等 - 2015 - GCMS, FTIR and NMR Studies for the Identification DOI: 10.5530/ijper.49.4.1 -
Alkyl C-H încredere 1,0
“Further, there was a new peak at 1474 which corresponded to cm-1, the -CH bending vibrations, and there was a new peak at 1474 which corresponded to the -CH 2 2”
Mushtaq 等 - 2020 - Composite of PLA Nanofiber and Hexadecyl Trimethyl DOI: 10.3390/coatings10050484 -
Aromatic ring încredere 1,0
“However, the integrated intensity 286 1593 cm-1, ^C=<X stretching of quinoid units or of the band at 1474 assigned to quinoid units, in287 N-H+ deformation vibration on”
Salavagione 等 - 2005 - Study of redox mechanism of poly(o-aminophenol) us DOI: 10.1016/j.jelechem.2004.10.013 -
Lipid încredere 1,0
“The following bands can be noted: a series of bands from 1474 to 1395 assumed that assumed an increase that in an the increase intensity in the of this intensity band of indicates this band an indicates increase in an lipid increase in lipi”
Identification of Metabolites with Antibacterial Activities by Analyzing the FTIR Spectra of Microalgae DOI: 10.3390/life12091395
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