What absorbs at 859 cm⁻¹ in an FTIR spectrum?
A band near 859 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 5 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 |
|---|---|---|---|
| Carboxyl (COOH) | 2 | 2 | 1.0 |
| Amide | 2 | 2 | 1.0 |
| Secondary amine | 2 | 2 | 1.0 |
| Alkyl C-H | 2 | 2 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| C n single bond | 1 | 1 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Amino acid | 1 | 1 | 1.0 |
| N h | 1 | 1 | 1.0 |
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
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N h 信心 1.0
“The peaks at 859 and 744 3? cm-1 are due to the presence of NH and CH rocking 2 vibrations of the L-phenylalanine [39,40].”
Structural and electrical behaviours of amino acid-based solid polymer electrolytes DOI: 10.1007/s12034-021-02464-9 -
Alkyl C-H 信心 1.0
“The peak at 859 cm-1 was assigned to the C-H stretching of the disturbed rings of cellulose/chitin, while the peaks at 937 and 1115 cm-1 were assigned to the deformation of the -C-Hbending and”
Physicochemical and Photocatalytic Properties of 3D-Printed TiO2/Chitin/Cellulose Composite with Ordered Porous Structures DOI: 10.3390/polym14245435 -
Amide 信心 1.0
“ring structure and C-C stretching from the flavonoids The adsorption peaks at around 1247 cm-1 amines35,49,70, cm-1 and 1028 are assigned to C-N stretching groups of whereas the 859 peak is attributed amine35.”
In situ facile green synthesis of Ag–ZnO nanocomposites using Tetradenia riperia leaf extract and its antimicrobial efficacy on water disinfection DOI: 10.1038/s41598-022-19403-1 -
Ester 信心 1.0
“C=O reference and modified membranes, which makes it difficult to detect vibrations of Praestol 859 is assigned to the stretching vibrations of ester bonds from 2-acryloxyethyltrimethylammonium cm-1 (C=O macromolecules immobilized in the se”
One-Step Preparation of Antifouling Polysulfone Ultrafiltration Membranes via Modification by a Cationic Polyelectrolyte Based on Polyacrylamide DOI: 10.3390/polym12051017 -
Carboxyl (COOH) 信心 1.0
“Additionally, carboxylic acid (- COOH), existing on the boundaries of Cu-Ni BNPs, displays a peak at 859.15 cm-1;”
Antioxidant and Organic Dye Removal Potential of Cu-Ni Bimetallic Nanoparticles Synthesized Using Gazania rigens Extract DOI: 10.3390/w13192653
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