What absorbs at 2889 cm⁻¹ in an FTIR spectrum?
Et bånd nær 2889 cm⁻¹ kan peke på flere funksjonelle grupper. Nedenfor er de mest sannsynlige tildelingene, rangert etter hvor mye publiserte bevis som støtter hver — hver enkelt sporbar til litteratur (DOI) og kryssvalidert mot våre 130 000+ referansespektre og kunnskapsgraf.
Backed by 6 cited sources
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Alkyl C-H | 6 | 6 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
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Alkyl C-H konfidens 1.0
“LLM confirmed rule peak-group candidate”
Burhan 等 - 2020 - Preparation of Cyperus diffusus Vahl cellulose-pol DOI: 10.1088/1757-899X/833/1/012063 -
Alkyl C-H konfidens 1.0
“FTIR peak cm-1 cm-1 centring at 3450 represents OH stretching and peak appearing at 2889 was due to C-H”
Niaz 等 - 2020 - Alginate-caseinate based pH-responsive nano-coacer DOI: 10.1016/j.ijbiomac.2019.11.177 -
Alkyl C-H konfidens 1.0
“cm-1, Figure 6 shows that the C-H aliphatic stretching band for PEO appears at 2889 and this peak Figure 6 shows that the C-H aliphatic stretching band for PEO appears at 2889 cm-1, and this different was shifted to lower wavenumbers upon b”
Preparation and Composition Optimization of PEO:MC Polymer Blend Films to Enhance Electrical Conductivity DOI: 10.3390/polym11050853 -
Alkyl C-H konfidens 1.0
“For the spectrum of PEG, the spectral band appeared at 3463 for cm-1 cm-1 O-H stretching vibrations, 2889 for C-H stretching vibrations, and 1469 and 1342 for C-H cm-1 bending vibrations.”
Green Synthesis and Characterization of Silver/Chitosan/Polyethylene Glycol Nanocomposites DOI: 10.3390/ijms12084872 -
Alkyl C-H konfidens 1.0
“The HSA NPs ◦C, 2889 cm-1 is related to the C-H bond, 1728 cm-1 corresponds to the C=O bond, 1462 cm-1 showed a characteristic endothermic peak at around 120 which probably corresponds indicates C=C, 1365 cm-1 is related to CH2 and C=C, and”
Human Serum Albumin Nanoparticles: Synthesis, Optimization and Immobilization with Antituberculosis Drugs DOI: 10.3390/polym15132774 -
Alkyl C-H konfidens 1.0
“cm-1 FTIR data of pure PL is characterized by principal absorption peaks at 2889 (C-H stretching cm-1”
Solid-state characterization of triamcinolone acetonide nanosuspensiones by X-ray spectroscopy, ATR Fourier transforms infrared spectroscopy and differential scanning calorimetry analysis DOI: 10.1016/j.ijpharm.2017.03.082
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