What absorbs at 1282 cm⁻¹ in an FTIR spectrum?
A band near 1282 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 7 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 |
|---|---|---|---|
| Carbon dioxide | 1 | 1 | 1.0 |
| Sulfate (SO4) | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Boron nitrogen | 1 | 1 | 1.0 |
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
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Boron nitrogen 置信度 1.0
“=𝜇(1282cm-1)/𝜇(2120cm-1) × 5.5 × 16.5, out h-BN additive displayed typical yellow due to the 𝜇(1130cm-1), 𝜇(1282cm-1) 𝜇(2120cm-1) involvement of nitrogen impurities, which is inevitable where and 2120cm-1, in the synthesis cell.”
B–C Bond in Diamond Single Crystal Synthesized with h-BN Additive at High Pressure and High Temperature DOI: 10.1088/0256-307X/33/2/028101 -
Hydroxyl (O-H) 置信度 1.0
“acids.39,40 are completely saturated with the adsorbed U or Pu bearing unionized carboxylic In addition, the intensity of the cm(cid:3)1 11/2/2023 moietiesseparatedattheendofthesorptionprocessesfromthe broad band at 1282 is enhanced mainly”
High effectiveness of pure polydopamine in extraction of uranium and plutonium from groundwater and seawater DOI: 10.1039/c9ra06392g -
置信度 1.0
“tain the 1344 cm-1 single nitrogen absorptions, together with the 1282 cm-1 A-aggregate (Figure 3).”
Cai 等 - 2021 - Microdiamonds in Alkalic Dolerites from the North DOI: 10.3390/cryst11111325 -
Alkyl C-H 置信度 1.0
“in wavenumber in the IR spectrum for the mixture of caffeine with cellulose (1282 C-H This band may show a movement of bending vibrations in cellulose or vibrations υ in the (CH 3) bond plane in the caffeine ring [42].”
Kwasniewska-Sip 等 - 2021 - Chemical Changes of Wood Treated with Caffeine DOI: 10.3390/ma14030497 -
C c single bond 置信度 1.0
“The band at 1630 cm-1 is attributed to the stretching vibration cm-1 carbonyl groups, while the peak at 1282 belongs to the C-C bond.”
Morowvat 等 - 2023 - Biosynthesis and Antimicrobial Evaluation of Zinc DOI: 10.3390/ma16020842 -
Sulfate (SO4) 置信度 1.0
“Further, this reaction cm-1are other peaks observed at 1282, 984 and 623 has encouraged a shift in the bicarbonate equilibrium and a assigned to SO 4, CaCO and CO 4, respectively.”
Narenkumar 等 - 2017 - Role of calcium-depositing bacteria Agrobacterium DOI: 10.1007/s13205-017-1007-z -
Carbon dioxide 置信度 1.0
“B3LYP/6-31+G** NMR spectroscopy, at CO loadings of 0.2-0.8 mol CO 2/mol The calculations assigned PZ-n to N(cid:2)COO(cid:2) 2 amine.[20,21] cm(cid:2)1 MP2/6-31+G** a single band at 1282 (no scaling), while 2333 www.chemphyschem.org ChemPhy”
An ATRFTIR Study on the Effect of Molecular Structural Variations on the CO2 Absorption Characteristics of Heterocyclic Amines, Part II DOI: 10.1002/cphc.201200066
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