What absorbs at 3365 cm⁻¹ in an FTIR spectrum?
A band near 3365 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 |
|---|---|---|---|
| N h | 5 | 5 | 1.0 |
| Hydroxyl (O-H) | 4 | 4 | 0.95 |
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
-
N h 信心 1.0
“Explicitly stated: 'discovered the presence of NH surface groups at band 3365 described as amide region'.”
Raman 等 - 2017 - Preparation and Characterization of Impregnated Co DOI: 10.1088/1757-899X/206/1/012005 -
N h 信心 1.0
“Explicit assignment: 'assigned to -NH stretching'”
Shoaib 和 Bahadur - 2016 - Synthesis of thermally and mechanically improved p DOI: 10.1515/epoly-2016-0134 -
信心 1.0
“Assigned to symmetric stretching vibrations of NH bonds from DEA.”
Vasconcelos 等 - 2012 - Optical characterization of 316L stainless steel c DOI: 10.1016/j.jnoncrysol.2012.07.035 -
Hydroxyl (O-H) 信心 0.95
“explicit assignment”
Panghal 等 - 2014 - Dissolution Improvement of Atorvastatin Calcium us DOI: 10.3797/scipharm.1301-23 -
N h 信心 0.9
“Stretching vibration of primary amine (N-H) groups.”
Mohamad 等 - 2017 - Synthesis and Characterization of Methyl 4-(4-Amin DOI: 10.1063/1.5002299 -
Hydroxyl (O-H) 信心 0.9
“Broadband assigned to stretching vibration of hydroxyl groups.”
Arrieta-Baez 等 - 2020 - Structural Studies of the Cutin from Two Apple Var DOI: 10.3390/molecules25245955 -
Hydroxyl (O-H) 信心 0.9
“assigned to O-H bond related to moisture”
Erfani 等 - 2012 - Facile Synthesis of Calcium Borate Nanoparticles a DOI: 10.3390/ijms131114434 -
N h 信心 0.9
“Text: 'peak seen at approximately 3365 was associated with N-H stretching vibration'.”
Wu 等 - 2019 - Rapid diagnosis of nitrogen status in rice based o DOI: 10.1186/s13007-019-0482-0
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