What absorbs at 629 cm⁻¹ in an FTIR spectrum?
A band near 629 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 6 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1.0 |
| Metal oxygen | 2 | 2 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| Nucleic acid | 1 | 1 | 1.0 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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Metal oxygen hyder 1.0
“LLM confirmed rule peak-group candidate”
Effect of rGO wt.% on the Preparation of rGO/CuO Nanocomposites at Different Test Periods and Temperatures DOI: 10.3390/cryst12101325 -
Metal oxygen hyder 1.0
“O was found at 1384, 1624 The Fe-O stretching backbone cm(cid:3)1 vibrations peak was shifted to 629 for the OA-C-Fe 3O com-”
A possible theranostic approach of chitosan-coated iron oxide nanoparticles against human colorectal carcinoma (HCT-116) cell line DOI: 10.1016/j.sjbs.2021.08.078 -
Nucleic acid hyder 1.0
“The major spectral peaks and proposed biomolecular assignments responsible for cm-1 cm-1 cm-1 PC1 loadings are at wavenumbers 1,690 (nucleic acids), 1,631 (amide I), 1,629 cm-1 cm-1”
Macotpet 等 - 2020 - Attenuated total reflection Fourier transform infr DOI: 10.4142/jvs.2020.21.e16 -
Hydroxyl (O-H) hyder 1.0
“cm21 Additionally, two pronounced peaks in the IR spectra at 629 and 3570 were identified and associated with the symmetric stretching mode of hydroxyl group.”
Rodriguez-Lugo 等 - 2018 - Wet chemical synthesis of nanocrystalline hydroxya DOI: 10.1098/rsos.180962 -
Hydroxyl (O-H) hyder 1.0
“PXRD patterns of (a) non-substituted hydroxyapatite (HAP) and (b) Mg-substituted HAP cm-1 and the other at 629 corresponding to the vibrational mode of the hydroxyl group [33].”
A Comparative EPR Study of Non-Substituted and Mg-Substituted Hydroxyapatite Behaviour in Model Media and during Accelerated Ageing DOI: 10.3390/cryst12020297 -
C-S single bond hyder 1.0
“The peak at 629 is ascribed to The PASF terpolymer was synthesized by a free radical the stretching vibration absorption of -C-S.”
Zhao 等 - 2015 - Synthesis and Solution Properties of Fluorinated A DOI: 10.7317/pk.2015.39.3.403
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm