What absorbs at 3356 cm⁻¹ in an FTIR spectrum?
A band near 3356 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 6 cited sources
Möjliga identifieringar av funktionella grupper
| Funktionell grupp | Stödjande fakta | Citerade källor | Högsta förtroende |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 0,9 |
| N h | 1 | 1 | 0,8 |
Rankingen speglar ackumulerade litteraturbevis, inte en enda auktoritativ regel. Bekräfta alltid mot din provkontext.
Litteratur bakom dessa identifieringar
-
Hydroxyl (O-H) förtroende 0,9
“Explicit assignment in text: 'a broad absorption band at 3356 ascribed to the stretching frequency of OH groups'”
Gao 等 - 2020 - Structures, Properties and Potential Applications DOI: 10.3390/polym12030638 -
Hydroxyl (O-H) förtroende 0,9
“Explicit assignment: '3356.47 cm-1' for L-Ac, within O-H stretch region.”
Handika 等 - 2021 - Enhancing Thermal and Mechanical Properties of Ram DOI: 10.3390/ma14226850 -
förtroende 0,9
“Explicit assignment in text.”
Islam 等 - 2019 - In Vitro Enzymatic Digestibility of Glutaraldehyde DOI: 10.3390/molecules24071271 -
Hydroxyl (O-H) förtroende 0,9
“Broad peaks at 3356 cm-1 attributed to hydroxy groups.”
Zhu 等 - 2021 - Formation and characterization of furfuryl mercapt DOI: 10.2478/pjct-2021-0035 -
N h förtroende 0,8
“range 3332-3356 assigned to N-H stretching”
Wei 等 - 2014 - An Optimization Study on the Inclusion of Aluminiu DOI: 10.4028/www.scientific.net/AMR.844.399 -
Hydroxyl (O-H) förtroende 0,8
“Broad band at 3356 due to O-H groups.”
Yalcin 和 Gonen - 2021 - A novel approach for the production of zinc borate DOI: 10.1515/mgmc-2021-0001
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