What absorbs at 899 cm⁻¹ in an FTIR spectrum?
A band near 899 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 8 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1,0 |
| Alkyl C-H | 3 | 3 | 1,0 |
| Methoxy (OCH3) | 3 | 3 | 1,0 |
| Methacrylate | 3 | 3 | 1,0 |
| C-O single bond | 3 | 3 | 1,0 |
| Acetate | 3 | 3 | 1,0 |
| Metal oxygen | 2 | 2 | 0,9 |
| Phosphate (PO4) | 2 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Nucleic acid | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
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Alkyl C-H confiance 1,0
“1066 Isoindole deformation coupled with aza stretching 899 Isoindole asymmetry deformation coupled with aza C-H 725 wagging δ (-OH) ZnO 3432”
Gharagozlou 和 Naghibi - 2018 - Sensitization of ZnO nanoparticles by metal-free p DOI: 10.1016/j.jlumin.2017.12.020 -
confiance 1,0
“The strong band observed between Ti stretching vibration of 899.41cm-1 511.80cm-1 Santhoshkumar et al.”
Synthesis of titanium oxide nanoparticles using Aloe barbadensis mill and evaluation of its antibiofilm potential against Pseudomonas aeruginosa PAO1 DOI: 10.1016/j.jphotobiol.2019.111667 -
Phosphate (PO4) confiance 1,0
“The characteristic peaks of CS NPs cm-1 899 (P-O-P stretching).”
Chitosan-Based Anti-Oxidation Delivery Nano-Platform: Applications in the Encapsulation of DHA-Enriched Fish Oil DOI: 10.3390/md19080470 -
Acetate confiance 1,0
“cm-1 the results in the The peaks at 899, 1037, 1369, and 1649 are assigned to the characteristic of ß-glycosidic linkages, the C-O in cellulose, the O-H bending, and the bending mode of adsorbed water, respectively.”
Synthesis and characterization of Ag@AgCl-reinforced cellulose composites with enhanced antibacterial and photocatalytic degradation properties DOI: 10.1038/s41598-021-82447-2 -
Amide confiance 1,0
“likewise, at the end of the differentiation In addition to that, analyzing the second derivative of protocol we appreciated the presence of a new component at 1700cm-1 899cm-1 (Figure 4(b)), we the amide I band from 1600 to”
Jesus Vazquez-Zapien 等 - 2016 - FTIR Spectroscopic and Molecular Analysis during D DOI: 10.1155/2016/6709714 -
Hydroxyl (O-H) confiance 1,0
“cm-1 cm-1 (δO-H (γO-H at 899 bending vibration) and 798 bending vibration, overlapping with at 899 cm-1 (δO-H bending vibration) and 798 cm-1 (γO-H bending vibration, overlapping with quartz and silicate clay) [69-76].”
Ma 等 - 2019 - Investigation of the Optical, Physical, and Chemic DOI: 10.3390/su11143803 -
Nucleic acid confiance 1,0
“cm-1) dientes a las vibraciones de extensión del esqueleto de dratos correspondiente al glucógeno (1068-1022 cm-1) cm-1 DNA (986 así como la banda espectral a 899 (Figura 5B), y región de ácidos nucleicos corresponcm-1) correspondiente a DN”
Mata-Miranda 等 - 2017 - DOI: 10.17488/RMIB.38.1.17 -
confiance 1,0
“cm-1, νC-N) at 1548-1538 amide III (νC-N and δN-H) micrograph of the calcium carbonate crystals, and the patcm-1 cm-1 at 1308 or characteristic intense bands at 899 tern, displayed in Fig.”
Nowacki 等 - 2020 - Electrochemical method for isolation of chitinous DOI: 10.1007/s00339-020-03533-2
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