What absorbs at 1208 cm⁻¹ in an FTIR spectrum?
A band near 1208 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 4 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 |
|---|---|---|---|
| Carboxyl (COOH) | 2 | 2 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
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
-
Hydroxyl (O-H) 置信度 1.0
“1203cm-1 cm-1 The band at of the glucose spectra and the band at 1208 of the sucrose spectra, respectively, represent OH peaks.”
Hauswirth 等 - 2022 - Spectroscopic Investigation of the Impact of Cold DOI: 10.3390/foods11182786 -
Alkene (C=C) 置信度 1.0
“transmittance was the stretching vibration peak at 1208.32 modified cm-1 Compared with the control group, ZDMA PMMA The generation of IR peak at 1208.32 was due to the open of confirmed groups have shown higher Ra values, 108.8 ± 2.59 nm, 1”
Antifungal efficiency and cytocompatibility of polymethyl methacrylate modified with zinc dimethacrylate DOI: 10.3389/fcimb.2023.1138588 -
Carboxyl (COOH) 置信度 1.0
“cm(cid:3)1 thaninCA30-Cfilm,indicatingthatSHPcouldhavepromotedcitric films increased peak at 1208 in with citric acid is ascribed to CeO acid decarboxylation on curing, as suggested by Yao, Wang, Ye, and stretching of formed ester bonds (Ba”
Azeredo 等 - 2015 - Wheat straw hemicellulose films as affected by cit DOI: 10.1016/j.foodhyd.2015.04.005 -
Aromatic ring 置信度 1.0
“1453 -C=Caromatic stretching 1411 -S=O anti-symmetric stretching overlapping 1208 -C=Cwith aromatic bending”
Benbow 等 - 2018 - A Novel Soft Contact Piezo-Controlled Liquid Cell DOI: 10.1038/s41598-018-34673-4
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