What absorbs at 1412 cm⁻¹ in an FTIR spectrum?
A band near 1412 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 |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 0.9 |
| Carbonate | 1 | 1 | 0.95 |
| N h | 1 | 1 | 0.9 |
| N-O bond | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.8 |
| C-O single bond | 1 | 1 | 0.6 |
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
-
Carbonate 置信度 0.95
“Same assignment as above.”
Castorina 等 - 2023 - Evidence for Mild Diagenesis in Archaeological Hum DOI: 10.3390/app13020687 -
Alkyl C-H 置信度 0.9
“Explicit assignment: '1412 (bending modes of C-H bonds)'.”
Meme 等 - 2021 - ATR-FTIR Analysis of Orthodontic Invisalign Aligne DOI: 10.3390/ma14040818 -
N-O bond 置信度 0.9
“Asymmetric stretching vibrations of N-O and N-H.”
Shaffie 和 Khiar - 2018 - Characterization of Chitosan-starch Blend Based Bi DOI: 10.1063/1.5041232 -
Carboxyl (COOH) 置信度 0.8
“Text: 'shoulders at 1412, 1389 and 1365 cm-1 ... COO- groups in amino acids and/or fatty acids'”
Melin 等 - 2004 - Sensitivity of Deinococcus radiodurans to chemical DOI: 10.1016/j.vibspec.2004.02.001 -
Alkyl C-H 置信度 0.8
“Asymmetric C-H bending”
Gonzalez-Rivera 等 - 2018 - Structural and Thermoanalytical Characterization o DOI: 10.3390/polym10060616 -
置信度 0.7
“Range 1415-1460 cm-1 assigned to CO3^2- vibrational; 1411.79 is close.”
Ghamri 等 - 2023 - Effect of thermal treatment on the structural, mor DOI: 10.15251/DJNB.2023.182.531 -
C-O single bond 置信度 0.6
“band at 1412 cm-1”
Salem 等 - 2019 - Synthesis of compounds having antimicrobial activi DOI: 10.1016/j.bioorg.2019.03.013 -
置信度 0.3
“Peak mentioned but group not explicitly assigned in snippet”
Farag 和 Mohamed - 2013 - Synthesis and Characterization of Carboxymethyl Ch DOI: 10.3390/molecules18010190
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