What absorbs at 3467 cm⁻¹ in an FTIR spectrum?
Et bånd nær 3467 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 8 cited sources
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1.0 |
| N h | 4 | 3 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Amine primary | 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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Hydroxyl (O-H) konfidens 1.0
“The characteristic peaks of CS (CH stretching), 1743 cm-1 (C=O stretching band), 1464 cm-1 (-CH2-bending), 1377 cm-1 (- cm-1 cm-1 cm-1 NPs were found at 3467 (OH stretching), 1655 (amide I stretching), 1541 CH3 bending), and 964 cm-1 (C=C s”
Chitosan-Based Anti-Oxidation Delivery Nano-Platform: Applications in the Encapsulation of DHA-Enriched Fish Oil DOI: 10.3390/md19080470 -
konfidens 1.0
“Under D 2O hydration, vibrational bands in the 4000-2700 region (X-H stretching vibration) originate from H-D, which are unexchangeable O-H and N-H stretching vibrations cm-1 (+)/3467 (-) of amino acids that are involved in a hydrophobic en”
Spectral Tuning Mechanism of Primate Blue-sensitive Visual Pigment Elucidated by FTIR Spectroscopy DOI: 10.1038/s41598-017-05177-4 -
konfidens 1.0
“(cm(cid:2)1) (cm(cid:2)1) Group Vibration N-H (primary amine) Stretching 3467 3464”
Merline 等 - 2013 - Melamine formaldehyde curing studies and reaction DOI: 10.1038/pj.2012.162; -
Hydroxyl (O-H) konfidens 1.0
“Broad cm-1 peak located at 3467 in the Co-MOF represents O-H stretching vibrations.”
Naseem 等 - 2022 - Synthesis and Application of Cobalt-based Metal-or DOI: 10.15255/CABEQ.2021.1960 -
Hydroxyl (O-H) konfidens 1.0
“LLM confirmed rule peak-group candidate”
Sorption and Photocatalysis of Dyes on an Oil-Based Composite Enriched with Nanometric ZnO and TiO2 DOI: 10.3390/su151511874 -
N h konfidens 1.0
“cm-1 3466.77 representing the stretching vibrations of Bacterial silver nanoparticles have shown excellent cm-1 amines while band at 1637.88 represented phenyl ring antimicrobial activity against all bacterial strains used.”
Wagi 和 Ahmed - 2020 - Bacterial nanobiotic potential DOI: 10.1515/spma-2019-0001 -
Amide konfidens 1.0
“(cm-1) 3307 amide A and amide B band originating 3467 3294 from a Fermi resonance between the N-H”
Application of FTIR Spectroscopy to Detect Changes in Skeletal Muscle Composition Due to Obesity with Insulin Resistance and STZ-Induced Diabetes DOI: 10.3390/ijms232012498 -
Hydroxyl (O-H) konfidens 0.9
“Explicit assignment in text: 'peaks at 3467 ... corresponding to the stretching ... vibrations of hydroxyl group (v O-H)'”
Dong 等 - 2012 - Preparation and properties of Nd,YbGGG polycrysta DOI: 10.1007/s40145-012-0030-0
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