What absorbs at 2883 cm⁻¹ in an FTIR spectrum?
A band near 2883 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
Iespējamie funkcionālo grupu piešķīrumi
| Funkcionālā grupa | Atbalstošie fakti | Citētie avoti | Augstākā pārliecība |
|---|---|---|---|
| Alkyl C-H | 7 | 7 | 1,0 |
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Silicon hydride | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
Rangs atspoguļo uzkrātos literatūras pierādījumus, nevis vienu autoritatīvu noteikumu. Vienmēr apstipriniet atbilstoši parauga kontekstam.
Literatūra aiz šiem piešķīrumiem
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Alkyl C-H pārliecība 1,0
“(3437cm-1), 167 one can see the O-H stretching due to the physisorbed water molecules N-H (3067cm-1), (2822cm-1and 2883cm-1), (1642cm168 stretching C-H stretching OH bending vibration 1), (1335cm-1),14”
Removal of hazardous pollutants from wastewater: Catalytic applications of Mg nanoparticle functionalized aminoclay DOI: 10.1016/j.molliq.2019.112005 -
Hydroxyl (O-H) pārliecība 1,0
“Fourier transform infrared (FTIR) spectra showed an increase of intensity in the -OH stretching vibration region and the cm-1 appearance of a new peak at 2883.1 in the plasticized film samples.”
Tee 等 - 2017 - Chemical, Physical, and Barrier Properties of Edib DOI: 10.1016/j.jfoodeng.2011.11.010 -
Aromatic ring pārliecība 1,0
“obtained, with the melting point of attributed to the characteristic absorption peaks of benzene 2936cm-1 2883cm-1 and”
Liu 等 - 2013 - Synthesis and Application of a Novel Polyamide Cha DOI: 10.1155/2013/616859 -
Alkyl C-H pārliecība 1,0
“Explicit assignment in text.”
Sultan 等 - 2021 - Pegylated Eu-enabled submicron alumina spheres as DOI: 10.1016/j.sjbs.2021.09.001 -
Alkyl C-H pārliecība 1,0
“In the spectrum of modified membranes, the bands at cm-1 2883 and 3022 cm-1 are assigned to C-H stretching vibration, which corresponds to the the presence of silane in modified membranes [28].The band appearing at 1402 is due”
Improvement of Membrane Distillation Using PVDF Membrane Incorporated with TiO2 Modified by Silane and Optimization of Fabricating Conditions DOI: 10.3390/membranes11020095 -
Alkyl C-H pārliecība 1,0
“In Figure 4b, the peak at ~2883 represents CH and CH 2 cm-1 stretching, while the peak at ~1608 represents H-C-H and H-O-C bending.”
Excellent Fire Retardant Properties of CNF/VMT Based LBL Coatings Deposited on Polypropylene and Wood-Ply DOI: 10.3390/polym13020303 -
Alkyl C-H pārliecība 1,0
“The peaks at 2933 and C-H 2883cm-1 works [23, 30].”
Van-Dat Doan 等 - 2020 - Biosynthesis of Gold Nanoparticles Using Litsea cu DOI: 10.1155/2020/4548790 -
Alkyl C-H pārliecība 0,8
“asymmetric vibrations of C-H of 3-APTS”
Valiey 等 - 2021 - Sulfamic acid pyromellitic diamide-functionalized DOI: 10.1038/s41598-021-89572-y
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