What absorbs at 3358 cm⁻¹ in an FTIR spectrum?
Et bånd nær 3358 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 | 4 | 1.0 |
| N-O bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Hydrogen bond | 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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Hydrogen bond konfidens 1.0
“the present work a Pyris Diamond Differential scanning In cm-1 high intensity of the 3358 band in the graft composThe calorimeter (Perkin-Elmer Instruments, USA) was used to measure ite showed an increase of hydrogen-bonding interactions be”
Laccase-assisted grafting of poly(3-hydroxybutyrate) onto the bacterial cellulose as backbone polymer: Development and characterisation DOI: 10.1016/j.carbpol.2014.07.003 -
konfidens 1.0
“The first three peaks in the high frequency part of the spectrum are attributed to the stretching modes of N-H (ν 1=3358 cm-1), cm-1)”
Understanding the Interfacial Interactions of Bioinspired Chitosan-Calcite Nanocomposites by First Principles Molecular Dynamics Simulations and Experimental FT-IR Spectroscopy DOI: 10.1016/j.carbpol.2019.115054 -
konfidens 1.0
“5, the speci c bands of NTZ cm1 cm1 (alone) appeared at 3358 (stretching of N-H bond), 3087 and 3094 (stretching of C-H and O-H”
Ali 等 - 2023 - Nitazoxanide and azithromycin for the early treatm DOI: 10.21203/rs.3.rs-1745239/v1 -
konfidens 1.0
“- 1.5 sion4 1.48 N-H(cid:5)(cid:5)(cid:5)N stretching 3358 139 N-H stretching 3403”
Ay 和 Aydinli - 2004 - Comparative investigation of hydrogen bonding in s DOI: 10.1016/j.optmat.2003.12.004 -
Hydroxyl (O-H) konfidens 1.0
“LLM confirmed rule peak-group candidate”
Formulation, optimization, and characterization of amlodipine besylate loaded polymeric nanoparticles DOI: 10.1177/09673911211056154 -
Alkyl C-H konfidens 1.0
“The spectra cm-1 Ch of showed bands at 3358 (hydroxyl groups (O-H) stretching overlapped to Lactic cm-1 cm-1”
Physicochemical Properties and Functional Characteristics of Ecologically Extracted Shrimp Chitosans with Different Organic Acids during Demineralization Step DOI: 10.3390/molecules27238285 -
konfidens 1.0
“542, 521 The characteristic absorption peaks of PGH are 3358 for N-H stretching, Figure 1: SEM micrographs of PGH crystals (A-1, 2928 and 2855 for C-H stretching in CH A-2);”
Patil 等 - 2012 - Effect of Additives on the Physicochemical and Dru DOI: 10.4314/tjpr.v11i1.3 -
Hydroxyl (O-H) konfidens 1.0
“However, in cm-1 the AgCS, the width of the OH stretching band at 3358.1 and the intensity of the C-O cm-1 stretching band at 1039.7 decreased compared to pure CS.”
Ligustrum lucidum Leaf Extract-Assisted Green Synthesis of Silver Nanoparticles and Nano-Adsorbents Having Potential in Ultrasound-Assisted Adsorptive Removal of Methylene Blue Dye from Wastewater and Antimicrobial Activity DOI: 10.3390/ma15051637
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