What absorbs at 1727 cm⁻¹ in an FTIR spectrum?
A band near 1727 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Carbonyl (C=O) | 9 | 8 | 1.0 |
| Ester | 2 | 2 | 0.9 |
| C-O single bond | 1 | 1 | 0.9 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
置信度 1.0
“Ester and amide carbonyl group modes appeared at 1727”
Dybowski 等 - 2021 - Comprehensive analytical and structural characteri DOI: 10.1007/s11419-021-00573-y -
Carbonyl (C=O) 置信度 1.0
“Explicit assignment: '1727/cm that belonged to the carbonyl group'.”
Gao 等 - 2017 - Biodegradation of P(3HB-co-4HB) powder by Pseudomo DOI: 10.1007/s13205-017-0824-4 -
Carbonyl (C=O) 置信度 0.9
“Explicit assignment: 'ν (C=O)'.”
Kusrini 等 - 2020 - Synthesis, characterization, and performance of gr DOI: 10.1016/j.apsusc.2019.145005 -
Carbonyl (C=O) 置信度 0.9
“Explicit assignment in text.”
Aguilar 等 - 2019 - Biomedical Grade Stainless Steel Coating of Polyca DOI: 10.3390/polym11040584 -
C-O single bond 置信度 0.9
“Explicit assignment: '1727 due to C-O stretch'”
Akram 等 - 2022 - How to Improve Solubility and Dissolution of Irbes DOI: 10.3390/pharmaceutics14112264 -
Ester 置信度 0.9
“Explicit assignment in text.”
Campana 等 - 2022 - A Multidisciplinary Approach in Examining the Susc DOI: 10.3390/ijms231911725 -
置信度 0.9
“chalcone carbonyl carbon symmetrical stretching absorption at 1727 cm-1”
Durairaju 等 - 2021 - Synthesis and In Vitro Antimicrobial Evaluation of DOI: 10.3390/polym13111859 -
Carbonyl (C=O) 置信度 0.9
“From snippet: '1727cm-1, C=O- Naproxen + Eudragit L100'”
Hadi 等 - 2014 - Formulation and Evaluation of pH-Responsive Mini-T DOI: 10.4314/tjpr.v13i7.3
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