What absorbs at 3005 cm⁻¹ in an FTIR spectrum?
A band near 3005 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 | 3 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Fatty acid | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 0 | 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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Alkyl C-H încredere 1,0
“cm-1 increase in absorption and shaper peaks were obtained 1091.71 (C-O stretching), 1288.45 (C-O cm-1 and growth of nanoparticles was also enhanced but stretching) and 1334.74 (O-H bending), 1419.61 cm-1 cm-1 (C=C if concentration of subst”
Iqtedar 等 - 2020 - Biosynthesis, optimization and characterization of DOI: 10.24275/rmiq/Bio1605 -
Alkyl C-H încredere 1,0
“~1080 glycogen (C-O stretching at ~1030 and protein phosphorylation (~970 cm-1, The high-region, between 3700-2800 can also be used for analysis, where information of water cm-1), cm-1), (-OH stretching at ~3275 protein (symmetric -NH stret”
Morais 等 - 2020 - Tutorial multivariate classification for vibratio DOI: 10.6084/m9.figshare.7607420.v1; -
Fatty acid încredere 1,0
“Moreover, the other unsaturated lipid [21,22] and saturated fatty acid [22]) were loaded for PC1, which separated the cm-1 negative values of PC1 loading of the respective peaks at 3005 and 2956 (assigned as unsaturated positive score of th”
FTIR Microspectroscopy for the Assessment of Mycoplasmas in HepG2 Cell Culture DOI: 10.3390/app10113766 -
încredere 1,0
“By blending of high cm-1 hydrolysis, oxidation, isomerization, and polymerization due unsaturated oils with palm olein, a clear shift of 3007 cm-1 to high temperature and absorption of water and oxygen band to 3005 occurs.”
Siddique 等 - 2015 - Effect of frying on the rheological and chemical p DOI: 10.1007/s13197-013-1124-6 -
Alkyl C-H încredere 1,0
“As shown in Figure 5, FTIR spectra for green-synthesized nanoparticles with star anise revealed bands at 3004.89 cm-1 corresponding to =CH stretching, proving the”
Phytosynthesis of Copper Nanoparticles Using Extracts of Spices and Their Antibacterial Properties DOI: 10.3390/pr9081341 -
Hydroxyl (O-H) încredere 1,0
“(3005 and O-H stretching (3137”
The Convergence of FTIR and EVs: Emergence Strategy for Non-Invasive Cancer Markers Discovery DOI: 10.3390/diagnostics13010022
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