What absorbs at 3315 cm⁻¹ in an FTIR spectrum?
A band near 3315 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 funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 0.9 |
| N h | 5 | 4 | 1.0 |
| Amide | 2 | 1 | 0.9 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
-
N h konfidens 1.0
“N-H Stretching 3315”
El-Shekeil 等 - 2012 - Effect of pMDI isocyanate additive on mechanical a DOI: 10.1177/0021998310385030) -
Hydroxyl (O-H) konfidens 0.9
“O-H stretching at 3315 cm-1”
Selvanathan 等 - 2017 - Ternary natural deep eutectic solvent (NADES) infu DOI: 10.1016/j.carbpol.2017.03.023 -
Hydroxyl (O-H) konfidens 0.9
“Text states characteristic peak at 3314.62 for -OH and -H bonded alcoholic and phenolic groups.”
Shobitharai 等 - 2021 - Microwave Assisted Extraction of Papaya Leaves and DOI: 10.9734/JPRI/2021/v33i51A33475 -
Hydroxyl (O-H) konfidens 0.9
“Explicit assignment: 3525 and 3315 bands attributed to OH and NH”
Pinto 等 - 2021 - Nanoencapsulated Doxorubicin Prevents Mucositis De DOI: 10.3390/pharmaceutics13071021 -
Amide konfidens 0.9
“Explicitly stated as amide peak.”
Upadhyay 和 Pandit - 2012 - Formulation of Fast-Release Gastroretentive Solid DOI: 10.4314/tjpr.v11i3.4 -
Hydroxyl (O-H) konfidens 0.9
“Explicit assignment: loss of band at 3315 responsible for stretching vibrations of hydroxyl group.”
Worzakowska - 2014 - Thermal properties of citronellyl diesters DOI: 10.1007/s10973-014-3945-6 -
Hydroxyl (O-H) konfidens 0.8
“Overlapping O-H stretching.”
Kamarudin 等 - 2018 - Adsorption of Copper Ion using Acrylic Acid-g-Poly DOI: 10.1088/1755-1315/140/1/012022 -
N h konfidens 0.7
“Band at 3315 cm-1 assigned to N-H stretch with possible contribution.”
Grigoriou 和 Pinakoulaki - 2021 - Linking the Dynamic Changes in the In Vitro Antiox DOI: 10.3390/antiox10122025
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