What absorbs at 3295 cm⁻¹ in an FTIR spectrum?
A band near 3295 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
Möjliga identifieringar av funktionella grupper
| Funktionell grupp | Stödjande fakta | Citerade källor | Högsta förtroende |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 0,95 |
| Amide | 2 | 2 | 0,9 |
| Protein | 1 | 1 | 0,9 |
Rankingen speglar ackumulerade litteraturbevis, inte en enda auktoritativ regel. Bekräfta alltid mot din provkontext.
Litteratur bakom dessa identifieringar
-
Hydroxyl (O-H) förtroende 0,95
“Explicitly stated: '3295 cm-1; O-H stretching'”
Rethi 等 - 2022 - Molecularly Targeted Photothermal Ablation of Epid DOI: 10.3390/cancers14205043 -
Protein förtroende 0,9
“Explicit assignment in text”
Kilic 等 - 2021 - Valorization Strategy for Leather Waste as Filler DOI: 10.3390/polym13193313 -
Amide förtroende 0,9
“Explicitly assigned as amide A band.”
Malferrari 等 - 2012 - A New Method for D2OH2O Exchange in Infrared Spec DOI: 10.1155/2012/791342 -
Hydroxyl (O-H) förtroende 0,9
“Text states 'broad band centred at 3295 ... νOH'.”
Palumbo 等 - 2022 - Rapid and Non-Destructive Techniques for the Discr DOI: 10.3390/foods11111534 -
Hydroxyl (O-H) förtroende 0,8
“Mentioned as identified by Bromiley et al. (2004)”
Lueder 等 - 2023 - A framework for quantitative in situ evaluation of DOI: 10.5194/ejm-35-243-2023 -
Hydroxyl (O-H) förtroende 0,8
“Peak at 3295 attributed to O-H stretch”
El Mohtadi 等 - 2020 - DIFFERENTIAL ENGULFMENT OF STAPHYLOCOCCUS AUREUS A DOI: 10.17179/excli2020-2766 -
Hydroxyl (O-H) förtroende 0,8
“Sharp peak at 3295 cm-1 attributed to -OH stretching.”
Yakar 和 Dede - 2022 - Production and Characterization of Healing Polymer DOI: 10.3389/fmats.2022.910761 -
Amide förtroende 0,7
“Second derivative analysis of tissues”
Bedolla 等 - 2018 - Effects of soft X-ray radiation damage on paraffin DOI: 10.1107/S1600577518003235
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