What absorbs at 1319 cm⁻¹ in an FTIR spectrum?
A band near 1319 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 6 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 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Lipid | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| S eq o | 1 | 1 | 1.0 |
| Hydroxyl (O-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
-
Hydroxyl (O-H) 信心 1.0
“Additional medium peaks in the leaf and stem spectra at wavelengths of 1318.83 cm-1, and 1317.13 respectively, were indicative of the O-H (bending) group of phenols.”
Phytochemical Composition of Combretum molle (R. Br. ex G. Don.) Engl. & Diels Leaf and Stem Extracts DOI: 10.3390/plants12081702 -
S eq o 信心 1.0
“cm-1 C= was reported at 1411.89 The peaks at 1319.31 and 1141.86 were attributed to cm-1 stretching vibrations of S=O and at 617.22 to C-S, indicating sulfur-containing nature of cm-1 the dye.”
Cossolin 等 - 2019 - DOI: 10.4136/1980-993X -
Alkyl C-H 信心 1.0
“cm-1 cm1 (HCH and OCH in plane bending), 1319 (CH2 rocking vibration at C6), 1253 1”
Iordache 等 - 2018 - FT-IR ANALYSIS OF FUSARIUM OXYSPORUM GROWN MYCO-CO DOI: 10.24264/icams-2018.VIII.8 -
Metal oxygen 信心 1.0
“The bands at 1319 and 1059 could show the vibrational modes of Ce-O-Ce [49].”
MOF-Mediated Synthesis of CuO/CeO2 Composite Nanoparticles: Characterization and Estimation of the Cellular Toxicity against Breast Cancer Cell Line (MCF-7) DOI: 10.3390/jfb12040053 -
Alkyl C-H 信心 1.0
“The peak at 1319 cm-1 is due to the tension 2 cm-1 is due to the symmetrical flexion of CH [45,46].”
Judith Valdez-Alegria 等 - 2020 - Synthesis of Chitosan-Polyvinyl Alcohol Biopolymer DOI: 10.3390/biom10010156 -
Lipid 信心 1.0
“Other notable for St-SMC apcm-1 neointimal formation that facilitates the build-up of LDL (low density pear at 1319 and 1341 cm-1 and are associated with lipids, nucm-1 lipoprotein)particleswithintheintimallayerofthevesselwall[54,55].”
Label-Free Discrimination Analysis of De-Differentiated Vascular Smooth Muscle Cells, Mesenchymal Stem Cells and Their Vascular and Osteogenic Progeny Using Vibrational Spectroscopy DOI: 10.1016/j.bbamcr.2017.11.006
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