What absorbs at 1170 cm⁻¹ in an FTIR spectrum?
A band near 1170 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 |
|---|---|---|---|
| C-O single bond | 4 | 4 | 0.9 |
| C c single bond | 2 | 2 | 0.95 |
| Fluorine (C-F) | 1 | 1 | 0.95 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.8 |
| Phosphate (PO4) | 1 | 1 | 0.8 |
| Phospholipid | 1 | 1 | 0.7 |
| Nucleic acid | 1 | 1 | 0.7 |
| Silicon-oxygen (Si-O) | 1 | 0 | 0.9 |
| Carbonyl (C=O) | 1 | 0 | 0.9 |
| Carboxyl (COOH) | 1 | 0 | 0.8 |
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
-
信心 1.0
“β-Phase are 1170”
Abdullah 等 - 2014 - Effect of annealing process on the phase formation DOI: 10.1063/1.4895187 -
C c single bond 信心 0.95
“Text: '1170 due to the C-C stretch'”
Chinelatto 等 - 2015 - Synthesis and photostabilizing performance of a po DOI: 10.1590/0104-1428.2057 -
Fluorine (C-F) 信心 0.95
“Strong absorption peak at approximately 1170 cm-1 due to CF2 symmetric stretching bonds.”
Sarkar 和 Farzaneh - 2008 - Fabrication of PECVD-grown fluorinated hydrocarbon DOI: 10.1016/j.apsusc.2007.11.053 -
信心 0.9
“Text: 'B centers with main peaks at 1010, 1170'”
Vasilev 等 - 2020 - The enigma of cuboid diamonds the causes of inver DOI: 10.3190/jgeosci.301 -
C-O single bond 信心 0.9
“Explicit assignment: 'absorption bands of the C-O at 1170 cm-1'.”
Boudebouz 等 - 2016 - Synthesis and Study of Glycoluril Derivatives DOI: 10.1063/1.4964534 -
信心 0.9
“C-H in-plane vibration mode at 1170 cm-1.”
Li 等 - 2008 - A Comparative Study of Co-PPy-MWCNTs as a Non-nobl DOI: 10.1149/1.2981872 -
C-O single bond 信心 0.9
“linked to -C-O-C groups”
Piatek-Hnat 等 - 2021 - Physical Effects of Radiation Modification of Biod DOI: 10.3390/polym -
信心 0.9
“Explicit assignment in text”
Ullah 等 - 2022 - Preparation of Electrochemical Supercapacitor Base DOI: 10.3390/polym14020242
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