What absorbs at 3165 cm⁻¹ in an FTIR spectrum?
A band near 3165 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 5 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 |
|---|---|---|---|
| Secondary amine | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 2 | 2 | 1.0 |
| N h | 1 | 1 | 1.0 |
| Water (H2O) | 1 | 1 | 1.0 |
| C n single bond | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Nitrate | 1 | 1 | 1.0 |
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
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Hydroxyl (O-H) 信心 1.0
“(-OH) profile cm-1 of the matrix rings with CRL appeared as a peak at 3165 ALG/NC/MMT revealed a similar degradation as that of ALG/ NC/MMT(Fig.2a)withnewmasslosses(11.35%)at∼230℃to280℃ -OH (Fig.”
Hussin 等 - 2020 - Taguchi design-assisted immobilization of Candida DOI: 10.1016/j.enzmictec.2019.109506 -
Nitrate 信心 1.0
“The formation of AgNPs of silver nitrate containing extract showed different characteristic peaks at 3165 cm-1 adenophorum extract was confirmed by observing a visible for -OH stretching vibration, at 1722 for -C-H cm-1 color change from li”
Green synthesis of silver nanoparticles using Eupatorium adenophorum leaf extract: characterizations, antioxidant, antibacterial and photocatalytic activities DOI: 10.1007/s11696-023-02676-9 -
Amide 信心 1.0
“characteristic absorption peaks of GO but also owns its particular peaks from IPTMS including the -NH cm-1, and C-N stretching vibration of secondary amines at 3165 and 1259 symmetric and asymmetric cm-1 stretching vibrations of -CH and -CH”
Using 3-Isocyanatopropyltrimethoxysilane to Decorate Graphene Oxide with Nano-Titanium Dioxide for Enhancing the Anti-Corrosion Properties of Epoxy Coating DOI: 10.3390/polym12040837 -
Water (H2O) 信心 1.0
“O-Hpeakcentered stretching bandsat 3165 and3123 attributed to bonding of Otherprominent 4C4-H C5-H) C2-H, respectively.71,81 [BF feature from water are recognized as the bending band at 1637 ] with (or and cm-1andabroadbandat∼2109cm-1assign”
MacMillan 等 - 2012 - Interaction of Water Vapor with the Surfaces of Im DOI: 10.1021/jp305029n -
N h 信心 1.0
“It can also be seen that the bands at 3020 and 2820 and at cm-1 3165 in the NH stretching region, are identified as the ammonium ions and coordinated ammonia, respectively.”
Preparation and Characterization of -Zinc Molybdate Catalyst: Efficient Sorbent for Methylene Blue and Reduction of 3-Nitrophenol DOI: 10.3390/molecules23061462
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