What absorbs at 925 cm⁻¹ in an FTIR spectrum?
A band near 925 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 7 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Nucleic acid | 2 | 2 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Ketone | 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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Nucleic acid confiance 1,0
“It can be seen ure 6 that the characteristic spectral feature of Z-DNA remained, which essentially resemin Figure 6 that the characteristic spectral feature of Z-DNA remained, which essentially bles that of the pure GC-DNA, having the Z-DNA”
Assessing B-Z DNA Transitions in Solutions via Infrared Spectroscopy DOI: 10.3390/biom13060964 -
Ketone confiance 1,0
“identification as a fluorenone-type structure especially after considering C-H bands of this region are the in-plane deformation band at 1010 that the simple compound 9-fluorenone has its carbonyl absorption at cm(cid:0) cm(cid:0) 1, 1, the”
Detecting, characterising and assessing PEEK’s and CF-PEEK’s thermal degradation in rapid high-temperature processing DOI: 10.1016/j.polymdegradstab.2022.110096 -
Carbohydrate confiance 1,0
“cm-1 cellular activity of the mid adult group showed signifiThe two bands at about 925 and 855 are cantdecreasewithrespecttothechildrenandadolescent assigned to sugar vibrations in left-handed Z-type”
Aksoy 等 - 2014 - Structural investigation of donor age effect on hu DOI: 10.1007/s11357-014-9691-7 -
Alkyl C-H confiance 1,0
“FTIR (KBr, 1778, 1717 (imide I), 1494 (stretching of trisubstituted benzene ring), 1385 (imide II), 1227 (COC symmetric stretching), 1014 (CN δ, 1H asymmetric stretching), 925 (out-of-plane CH bending).”
Corrosion Resistance of Mild Steel Coated with Phthalimide-Functionalized Polybenzoxazines DOI: 10.3390/coatings10111114 -
Hydroxyl (O-H) confiance 1,0
“Polymers2021,13,3719 7of15 band corresponding to -OH deformation of that the mucilage did not show the 925 cm-1 carboxylic acids, as reported by Guadarrama-Lezama et al.”
Preparation and Chemical and Physical Characteristics of an Edible Film Based on Native Potato Starch and Nopal Mucilage DOI: 10.3390/polym13213719 -
Nucleic acid confiance 1,0
“PCA analysis showed differprocess based on their intermediate cell-specific FITR signature ences of individual vibrational bands contribution at 925, 965, 1025, cm(cid:0) 1, 1085 corresponding to Z-form DNA, DNA, strongly enhanced in ZIn ad”
Monitoring oocyte-based human pluripotency acquisition using synchrotron-based FTIR microspectroscopy reveals specific biomolecular trajectories DOI: 10.1016/j.saa.2023.122713 -
C c single bond confiance 1,0
“CC out of plane vibration 991 C-O, C-C 925 COH out of plane vibration 926”
Application of Vibrational Spectroscopic Techniques in the Study of the Natural Polysaccharides and Their Cross-Linking Process DOI: 10.3390/ijms24032630
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