What absorbs at 3412 cm⁻¹ in an FTIR spectrum?
A band near 3412 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 8 | 6 | 0.9 |
| Amide | 1 | 1 | 1.0 |
| N h | 1 | 1 | 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
-
Amide 信心 1.0
“Sharp band at 3412 represented N-H stretching of amide group”
Dybowski 等 - 2021 - Comprehensive analytical and structural characteri DOI: 10.1007/s11419-021-00573-y -
Hydroxyl (O-H) 信心 0.9
“Explicit assignment in text.”
Chavez-Baldovino 等 - 2023 - Optimizing Sustainable Energy Generation in Ethano DOI: 10.1021/acsomega.3c01188 -
Hydroxyl (O-H) 信心 0.9
“Text: 'hydroxyl (3412 cm#1)'”
Delmas 等 - 2011 - Functionality of Wheat Straw Lignin Extracted in O DOI: 10.1002/APP.33592 -
Hydroxyl (O-H) 信心 0.9
“Text: 'Castor ... indicates peak at 3412 due to -OH'”
Kumar 等 - 2014 - Studies on carcinogenic PAHs emission generated by DOI: 10.2478/pjct-2014-0009 -
Hydroxyl (O-H) 信心 0.9
“Stretching band at 3412 cm-1 assigned to O-H stretching vibrations.”
Liu 等 - 2021 - Microwave-assisted high-efficiency degradation of DOI: 10.21203/rs.3.rs-180386/v1 -
Hydroxyl (O-H) 信心 0.9
“Explicit assignment: 'strong absorption peaks at a wavenumber 3412cm-1, which was attributed to the -OH stretching of PVA'”
Wang 等 - 2013 - Preparation of Conductive PANIPVA Composites via DOI: 10.1155/2013/903806 -
Hydroxyl (O-H) 信心 0.9
“stretching vibration peak of -OH”
Yuan 等 - 2023 - Extraction of Corn Bract Cellulose by the Ammonia- DOI: 10.3390/polym15010206 -
N h 信心 0.8
“Part of N-H group absorption band range 3370-3412 cm-1.”
Wang 和 Wang - 2006 - Adsorption characteristics of metal complexes by c DOI: 10.1016/j.reactfunctpolym.2005.08.011
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