What absorbs at 3435 cm⁻¹ in an FTIR spectrum?
A band near 3435 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
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Hydroxyl (O-H) | 9 | 9 | 1,0 |
| N h | 3 | 3 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 0,9 |
| Water (H2O) | 1 | 1 | 0,9 |
| Metal oxygen | 1 | 1 | 0,9 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
-
Hydroxyl (O-H) tillid 1,0
“Explicitly assigned to O-H stretching of silanol and water.”
Ghaforinejad 等 - 2021 - Molecular separation of ions from aqueous solution DOI: 10.1038/s41598-021-89371-5 -
Metal oxygen tillid 0,9
“Explicit assignment in text: '3435cm-1 Zn-O'”
Lanje 等 - 2013 - Low temperature dielectric studies of zinc oxide ( DOI: 10.1016/j.apt.2012.08.005 -
Hydroxyl (O-H) tillid 0,9
“O-H stretch”
Motamedi-Sedeh 等 - 2022 - Carboxymethyl chitosan bounded iron oxide nanopart DOI: 10.1002/vms3.680 -
Hydroxyl (O-H) tillid 0,9
“Explicit assignment: broad peak of the OH group.”
Mudri 等 - 2020 - Comparative Study of Aromatic and Cycloaliphatic I DOI: 10.3390/polym12071494 -
N h tillid 0,9
“assigned N-H stretching frequency”
Nwosu 等 - 2018 - Preparation and characterization of adsorbents der DOI: 10.1007/s13201-018-0827-2 -
N h tillid 0,9
“Presence of N-H group (primary amine).”
Sable 等 - 2020 - Bioreduction mechanism of silver nanoparticles DOI: 10.1016/j.msec.2019.110299 -
tillid 0,9
“Corresponding to stretching of chitosan.”
Ara 等 - 2022 - Synthesis, Characterization, and Solar Photo-Activ DOI: 10.3390/catal12090983 -
Hydroxyl (O-H) tillid 0,9
“Text: 'band at 3435.24 indicating OH and NH stretching vibrations'.”
Chen 等 - 2019 - Efficient Degradation of High-Molecular-Weight Hya DOI: 10.3390/molecules24030617
Har du et spektrum med dette bånd?
Upload dit FTIR-spektrum og få en fuld tolkningsrapport — peak-tildelinger med litteraturhenvisninger, biblioteksmatch og en tillidsvurderet beviskæde — på få sekunder.
Fortolk mit spektrum