What absorbs at 1437 cm⁻¹ in an FTIR spectrum?
Et bånd nær 1437 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 7 cited sources
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Protein random coil | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Carbonate | 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
“Whereas the intensities of> the calculated content of chemical groups of coals before and after cm-1, cm-1 eCH CeOeC CH peak at 1437 peak at 1373 and peak at CeH CeC”
Effect of oxidation processing on the surface properties and floatability of Meizhiyou long-flame coal DOI: 10.1016/j.fuel.2017.08.053 -
konfidens 1.0
“A band at 1437 was observed which was assigned report the effective synthesis of bio-stable Fe 2O NPs which were 3”
Khan 等 - 2022 - Biosynthesis and characterization of iron oxide na DOI: 10.3389/fpls.2022.1001499 -
Carbonate konfidens 1.0
“at 1437 is assigned to the symmetric stretching of C-O bonds [31], suggesting that by the bending vibration of CO32- [29,30] and the absorption band at 1437 cm-1 is assigned cm-1 cm-1 calcite is formed.”
Preparation and Characterization of Low-Carbon Cementitious Materials Based on Soda-Residue-Activated Ground Granulated Blast-Furnace Slag: A Case Study on Cemented Paste Backfills DOI: 10.3390/met -
Carbonyl (C=O) konfidens 1.0
“Biodiesel concentration (%v/v) biodiesel is shifted versus the carbonyl band from the cm-1 1437 oil.”
Reyman 等 - 2014 - A new FTIR method to monitor transesterification i DOI: 10.1007/s10311-013-0440-4 -
Carboxyl (COOH) konfidens 1.0
“Bands at ∼1437cm -1, ∼1384cm -1, and 858cm are attributed to the symmetric stretching vibration for carboxylate ions and Acknowledgments -1 nitrate.”
Abdullah 等 - 2013 - Role of CA-EDTA on the Synthesizing Process of Cer DOI: 10.1155/2013/908340 -
Alkyl C-H konfidens 1.0
“a band at cm-1 number of allophanate groups increases with respect to the 1437 due to CH scissoring vibration, other band at 2 cm-1 C-C urethane bonds.”
Effect of PEG grafting density on surface properties of polyurethane substrata and the viability of osteoblast and fibroblast cells DOI: 10.1007/s10856-022-06668-1 -
Protein random coil konfidens 1.0
“cm(cid:2)1, corresponding to the random coil conformation, 1400 (cm-1) Frequency cm(cid:2)1, II0 band at 1437 correto the deuterated actin amide b-sheet sponding to or extended structure, and to the deuter0.16 C”
Induced Secondary Structure and Polymorphism in an Intrinsically Disordered Structural Linker of the CNS: Solid-State NMR and FTIR Spectroscopy of Myelin Basic Protein Bound to Actin DOI: 10.1016/j.bpj.2008.10.003
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