What absorbs at 786 cm⁻¹ in an FTIR spectrum?
Et bånd nær 786 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 |
|---|---|---|---|
| Alkyl C-H | 3 | 3 | 1.0 |
| Silicon (Si) | 3 | 3 | 1.0 |
| Siloxane (Si-O-Si) | 3 | 3 | 1.0 |
| Silicon carbon | 2 | 2 | 1.0 |
| Metal oxygen | 2 | 2 | 1.0 |
| Silicon-oxygen (Si-O) | 2 | 2 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Chlorine | 1 | 1 | 1.0 |
| N h | 1 | 1 | 1.0 |
| Aromatic ring | 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
“cm-1 The sharp absorption peak at 785.9 also represented the strong band corresponding to CH stretching of aromatic amine.”
Kumar 等 - 2017 - Photo-induced and phytomediated synthesis of silve DOI: 10.1016/j.jphotobiol.2017.04.022 -
konfidens 1.0
“The cm-1 cm-1 major peak of parent MCM-41 were observed at 1234.3 and 1071.4 (asymmetric Si-O-Si cm-1 cm-1 stretching), 785.9 (symmetric Si-O-Si stretching) and 456.1 (Si-O-Si bending) also cm-1 available for all polymeric composites.”
Nurul 等 - 2012 - XRD, FTIR and C-13 CPMAS NMR Studies of Composite DOI: 10.4028/www.scientific.net/AMR.364.159 -
konfidens 1.0
“Therefore, the peaks at 530, 786 cm-1 corresponds to the terminal oxygen symmetric stretching mode (vs.) of VLO and the bridge oxygen asymmetric and symmetric stretching modes [22].”
Saravanakumar 等 - 2018 - Role of NaOH concentration on synthesis and charac DOI: 10.1063/1.5047993 -
konfidens 1.0
“The strong peak near 786 unleached IIP particles exhibited similar patterns, responded to C-Cl vibration in the IR spectra of both except for the peaks corresponding to yttrium.”
Zulfikar 等 - 2017 - Separation of Yttrium from Aqueous Solution Using DOI: 10.3103/S1067821217060189 -
konfidens 1.0
“and the bands at 786.03 682.05 and 509.46 cm-1 represent Si-O Quartz, Si-O-Si bending, and Fe-O Fe 2O Si-O-Al stretch-”
Foliar Application of Nanoclay Promotes Potato (Solanum tuberosum L.) Growth and Induces Systemic Resistance against Potato Virus Y DOI: 10.3390/v14102151 -
Phosphate (PO4) konfidens 1.0
“and a (P-O) symmetric stretching band is seen at 786 cm-1 band assigned to the C-O group (at 1287 for the ν”
Giraldo 和 Carlos Moreno-Pirajan - 2013 - Study on the Adsorption of Heavy Metal Ions from A DOI: 10.1039/b211124c -
Alkyl C-H konfidens 1.0
“The peak at 786 represents the Siwas heated above its melting point, and absolute ethyl C stretching and CH rocking vibration [23].”
Analysis of silver nanoparticles produced by chemical reduction of silver salt solution DOI: 10.5755/j01.ms.23.1.13661 -
Silicon (Si) konfidens 1.0
“The peaks at 786 and 1257 assigned to Si-CH groups decrease 3 58 cm-1, in intensity.”
Effects of 400 keV electrons flux on two space grade silicone rubbers DOI: 10.1016/j.matchemphys.2013.05.002
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