What absorbs at 3235 cm⁻¹ in an FTIR spectrum?
A band near 3235 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 3 cited sources
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| N h | 2 | 2 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Hydrogen bond | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| Amine primary | 1 | 1 | 1,0 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
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Amine primary zaupanje 1,0
“stretching band and centered at 3235 Primary amines N-H display asymmetrical and symmetrical stretching modes”
Organo-functionalized metal–oxide clusters: synthesis and characterization of the reduced cationic species [NaVIV6O6{(OCH2CH2)2NH}6]+ DOI: 10.1039/c4dt02174f -
N h zaupanje 1,0
“FTIR spectra of sulfadimethoxine (HSDM), its sodium salt (NaSDM) and its Ag(I) complexes (AgSDM, cm-1 AgSDM-SCN and AgSDM-phen) in the wavenumber range of 4000-400 As shown in Table 1, the NH stretching of HSDM corresponds to the very stron”
Mosconi 等 - 2021 - Antifungal, phyto, cyto, genotoxic and lipophilic DOI: 10.1016/j.poly.2020.114965 -
Alkyl C-H zaupanje 1,0
“Polymers 2022, 14, x FOR PEER REVIEW 12 of 20 Regarding the GAL-loaded NPs using HPC as a porous carbon matrix-carrier, in addition to the polymer (CS or Cys-CS) and the API characteristic FTIR vibrational peaks, several peaks corresponding”
L-Cysteine Modified Chitosan Nanoparticles and Carbon-Based Nanostructures for the Intranasal Delivery of Galantamine DOI: 10.3390/polym14194004
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