What absorbs at 1589 cm⁻¹ in an FTIR spectrum?
A band near 1589 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 |
|---|---|---|---|
| Aromatic ring | 5 | 4 | 1.0 |
| Alkene (C=C) | 3 | 3 | 0.9 |
| Carboxyl (COOH) | 3 | 2 | 0.9 |
| Amide | 1 | 1 | 1.0 |
| N h | 1 | 1 | 0.7 |
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
-
Aromatic ring 信心 1.0
“Explicit assignment in text: 'aromatic C=C stretch (1589 cm-1)'”
Gupta 等 - 2013 - Bioadhesive vaginal tablets containing spray dried DOI: 10.2478/acph-2013-0027 -
信心 1.0
“explicit assignment in text”
Irshad 等 - 2023 - Experimental evaluation of cobalt adsorption capac DOI: 10.1038/s41598-023-33902-9 -
Amide 信心 1.0
“Explicit assignment: '1589 and 1375 cm-1 are the amide II band and the amide III band'”
Xing 等 - 2021 - Characterization of Different Salt Forms of Chitoo DOI: 10.3390/molecules26092563 -
信心 1.0
“Explicit assignment in text: '1589 (G band)'”
Zhao 等 - 2021 - Coked NiAl2O3 from the catalytic reforming of vol DOI: 10.1039/d1cy00448d -
信心 0.9
“Explicit assignment in snippet: 'N=Q=N stretching vibration at 1589'”
Zhang 等 - 2012 - Enhanced conductivity and fluorescence of polyanil DOI: 10.1002/app.36516 -
Carboxyl (COOH) 信心 0.9
“Snippet: 'cm-1 at 1589 and 1405 are represented to the -COO- (asymmetric) and -COO- (symmetric)'”
Faried 等 - 2017 - Green Synthesis of Silver Nanoparticles in Biopoly DOI: 10.1063/1.4968377 -
Aromatic ring 信心 0.9
“Due to C=C of aromatic rings.”
Georgescu 等 - 2021 - Thermal Behavior of the Nimesulide-Salicylic Acid DOI: 10.3390/ma14247715 -
Carboxyl (COOH) 信心 0.9
“Explicit assignment in text.”
Kaewprachu 等 - 2022 - Mechanical and Physicochemical Properties of Compo DOI: 10.3390/polym14091872
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