What absorbs at 1533 cm⁻¹ in an FTIR spectrum?
A band near 1533 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Amide | 5 | 4 | 0.9 |
| N h | 3 | 3 | 0.9 |
| C n single bond | 1 | 1 | 0.8 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
N h 信心 0.9
“Deformation vibration of amino in amide II.”
Sang 等 - 2011 - Preparation and Application of Modified Soybean Pr DOI: 10.4028/www.scientific.net/AMR.139-141.706 -
Amide 信心 0.9
“amide II region peak for sample D”
Casanova 等 - 2020 - Physico-chemical, structural and techno-functional DOI: 10.1016/j.ijbiomac.2020.04.047 -
N h 信心 0.9
“Explicit assignment: 'bending vibration at 1533'”
Musa 等 - 2016 - Effect of Gelatin-Stabilized Copper Nanoparticles DOI: 10.1186/s11671-016-1656-6 -
N h 信心 0.8
“Text: 'NH stretch appeared at 1396 and 1533'.”
Shiehzadeh 等 - 2023 - Formulation, Characterization, and Optimization of DOI: 10.4274/tjps.galenos.2022.60687 -
C n single bond 信心 0.8
“Explicit assignment: 1533 and C-N”
Uranga 等 - 2020 - Compression Molded Soy Protein Films with Exopolys DOI: 10.3390/polym12092106 -
Amide 信心 0.7
“Text mentions 'band intensity at 1646, 1533' in context of amide bands.”
Xue 等 - 2020 - Physicochemical properties of soy protein isolates DOI: 10.1016/j.ultsonch.2020.104990 -
Amide 信心 0.7
“Bands at 1640 and 1533 are mentioned; likely amide I and II, but text snippet incomplete.”
De Anda-Flores 等 - 2020 - Covalently Cross-Linked Nanoparticles Based on Fer DOI: 10.3390/pr8060691 -
信心 0.7
“Text: 'peaks at 1649 and 1533' and context implies same assignment.”
Lin 等 - 2017 - Estimation of the age of human bloodstains under t DOI: 10.1038/s41598-017-13725-1
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