What absorbs at 1368 cm⁻¹ in an FTIR spectrum?
A band near 1368 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 5 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Boron nitrogen | 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
“A cm-1 1368 cm-1 1024 C-H alkanes C-N stretch B”
A rapid method for fungal assisted algal flocculation: Critical parameters & mechanism insights DOI: 10.1016/j.algal.2016.10.022 -
Boron nitrogen confiance 1,0
“3(c)), a sharp peak at approximately 1368 was ascribed to the counter-phase B-N vibrational mode (E 2g)”
Kim 等 - 2015 - One-Pot Synthesis of h-BN Fullerenes Usinsg a Grap DOI: 10.1007/s12540-015-5043-0 -
Carbohydrate confiance 1,0
“1506cm-1 reactions21, and carbohydrate band at reference band at which led to the formation of surface photooxidation 1368cm-1 measured18,19.”
Study of the long-term degradation behavior of bamboo scrimber under natural weathering DOI: 10.1038/s41529-022-00273-x -
Alkyl C-H confiance 1,0
“1, the IR bands at 1740-1745 (carbonyl C=O stretching of ester), cm-1 1368 [C-H in -O(C=O)-CH 3] and 1234 (C-O stretching of acetyl group) provide evidence of acetylation.”
Adebajo 等 - 2006 - Raman spectroscopic investigation of acetylation o DOI: 10.1016/j.saa.2005.07.045 -
C-O single bond confiance 1,0
“cm-1 and (b) Mg(NO3)2, pure agarose and agarose-Mg(NO3)2 polymer electrolyte film 2 Other peaks belonging to agarose are the CH bond bending of an alkene group, 3 Other peaks belonging to agarose are the CH3 bond bending of an alkene group,”
Role of Mg(NO3)2 as Defective Agent in Ameliorating the Electrical Conductivity, Structural and Electrochemical Properties of Agarose–Based Polymer Electrolytes DOI: 10.3390/polym13193357
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