What absorbs at 3014 cm⁻¹ in an FTIR spectrum?
A band near 3014 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 | 4 | 4 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Metal oxygen | 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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Alkyl C-H încredere 1,0
“stretchingofmainlylipidswhichbroadlycouldincludeallcomponentswithaliphaticportions such as (membrane) lipids, lipid-derived molecules, fatty acids, and waxes (e.g., suberin cm-1 and/or cuticular components) [37]: -CH stretching at 3014 acyl”
Specific Mycoparasite-Fusarium Graminearum Molecular Signatures in Germinating Seeds Disabled Fusarium Head Blight Pathogen’s Infection DOI: 10.3390/ijms22052461 -
Alkyl C-H încredere 1,0
“Additionally, the band at 3014.44 corresponded to C-H stretch in (a) i and ii, respectively, whereas in (b) iv and v, the C-H band is at Nanomaterials2022,12,2184 7of13 cm-1.”
Green Synthesis of Crystalline Silica from Sugarcane Bagasse Ash: Physico-Chemical Properties DOI: 10.3390/nano12132184 -
Metal oxygen încredere 1,0
“The band at 730 is attributed to the Zn-O The calculated mesh parameters of the powders are equal to a group, while the two bands, respectively, at 3014.24 and cm-1, = 17.92690 Å, b = 19.26990 Å, and c = 50.45000 Å.”
Adala 等 - 2022 - Two Coordination Polymers Synthesized from Various DOI: 10.1021/acsomega.1c06049 -
Alkyl C-H încredere 1,0
“The peak of 3014 might be attributed to CH 4, which can be formed from cleavage of -CH and -CH 2on the aliphatic hydrocarbon, 3 as well as from the cracking of the alkyl chain of the aromatic ring.”
Real-Time Pyrolysis Dynamics of Thermally Aged Tire Microplastics by TGA-FTIR-GC/MS DOI: 10.3390/w15101944 -
Alkene (C=C) încredere 1,0
“in spectra of DHA oils, the alkene peak position was at 3013.4 Here, the secondcm-1 derivative spectra revealed a small peak at 3014 as a simple, separate spectral feature, and accordingly, could be ascribed to the =CHstretching of cis-alke”
Kinetic and Stoichiometric Modeling-Based Analysis of Docosahexaenoic Acid (DHA) Production Potential by Crypthecodinium cohnii from Glycerol, Glucose and Ethanol DOI: 10.3390/md20020115 -
Alkyl C-H încredere 1,0
“3 2 Samples for FTIR were collected only on day 14, due to the amount of accumulated and ~3014 cm-1 of PUFAs/DHA (olefinic HC=CH stretching mode) [28,40].”
Crypthecodinium cohnii Growth and Omega Fatty Acid Production in Mediums Supplemented with Extract from Recycled Biomass DOI: 10.3390/md20010068
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