What absorbs at 1590 cm⁻¹ in an FTIR spectrum?
A band near 1590 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
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Aromatic ring | 5 | 5 | 0.95 |
| Alkene (C=C) | 5 | 5 | 0.95 |
| Amide | 4 | 4 | 0.9 |
| Carboxyl (COOH) | 4 | 3 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 0.9 |
| Carbonyl (C=O) | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.8 |
| Metal oxygen | 1 | 1 | 0.8 |
| Lignin | 1 | 1 | 0.7 |
| Nitrogen heterocycle | 1 | 1 | 0.6 |
| Alkyl C-H | 1 | 0 | 0.9 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
-
विश्वास 1.0
“Explicit assignment: '1590, 1607, 1635 (vibrational mode of furan)'”
Ballav 和 Biswas - 2004 - Preparation and evaluation of nanocomposites of po DOI: 10.1002/pi.1562 -
Ring structure विश्वास 1.0
“explicit assignment”
Khudaida 等 - 2022 - Microparticle Production of Active Pharmaceutical DOI: 10.3390/cryst12070922 -
Carboxyl (COOH) विश्वास 1.0
“Band shifted from 1620 to 1590 cm-1 derived from symmetrical stretching of carboxylate.”
Zhang 等 - 2023 - Structural and Physical Properties of Alginate Pre DOI: 10.3390/polym15153225 -
Alkene (C=C) विश्वास 0.95
“Explicit assignment: peak at 1590 C=C due to aromatic stretching from anthraquinone-2-carboxylic acid.”
Zhu 等 - 2020 - Daylight-Active Cellulose Nanocrystals Containing DOI: 10.3390/ma13163547 -
Carboxyl (COOH) विश्वास 0.95
“Explicit assignment: band at ≈1590 assigned to stretching COO- group.”
de Souza 等 - 2019 - Bi-modified Pt Electrodes toward Glycerol Electroo DOI: 10.1021/acscatal.9b00190 -
Aromatic ring विश्वास 0.9
“Text mentions 'quinoid stretching (at around 1590 cm-1)'.”
Huerta 等 - 2021 - Revisiting the redox transitions of Polyaniline. S DOI: 10.1016/j.jelechem.2021.115593 -
Aromatic ring विश्वास 0.9
“Intense band at 1590 cm-1 due to aromatic C=C.”
Kebukawa 等 - 2011 - Compositional diversity in insoluble organic matte DOI: 10.1016/j.gca.2011.03.037 -
Amide विश्वास 0.9
“explicit assignment”
Alonso 等 - 2016 - Development of carvedilol-cyclodextrin inclusion c DOI: 10.1111/jphp.12601
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