What absorbs at 3670 cm⁻¹ in an FTIR spectrum?
A band near 3670 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Hydroxyl (O-H) | 7 | 6 | 1.0 |
| Water (H2O) | 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
“Nominal end-member rubidium richterite is assigned to the arrangement MgMgMg-OH-Rb and the cm-1 minor band at 3670 is assigned to the arrangement MgMgMg-OH-□ X A-site For the nominal "Rb-richterite" = 0.0 end-member comwith vacancy at the (”
Synthesis and solid solution in “rubidium richterite”, Rb(NaCa)Mg5Si8O22(OH,F)2 DOI: 10.1007/s00269-019-01037-x -
Hydroxyl (O-H) 信心 1.0
“The narrow O-H cm-1 stretching modes at ~3670 (Figure 4) are very specific and fit well with asbestos.”
Asbestos-Based Pottery from Corsica: The First Fiber-Reinforced Ceramic Matrix Composite DOI: 10.3390/ma13163597 -
Hydroxyl (O-H) 信心 1.0
“The signal for end-OH stretching of PCHC appeared near 3670 cm-1;”
Du 等 - 2022 - Intraand Intermolecular Hydrogen Bonding in Misc DOI: 10.3390/ijms23137018 -
Hydroxyl (O-H) 信心 1.0
“stretching mode of water (~3100 and the surface Ge-OH band (~3670 A much weaker”
Effects of Temperature on the Morphology and Optical Properties of Spark Discharge Germanium Nanoparticles DOI: 10.3390/ma13194431 -
Water (H2O) 信心 1.0
“vibrations at 3670 and 3657 These bands are due to water molecules present in the region surrounded by Thr46, Asp96 and Phe219.”
Morgan 等 - 2007 - Water structural changes in the L and M photocycle DOI: 10.1021/bi0616596. -
Hydroxyl (O-H) 信心 1.0
“The additional bands around 3670 and 3544 assigned to OH modes of slightly perturbed H 2O molecules (labelled as (b) and (c) in Scheme 1).”
Negri 等 - 2018 - Investigating the Low Temperature Formation of Cu- DOI: 10.1002/chem.201802769 -
Hydroxyl (O-H) 信心 1.0
“3460 A band at 3730 was already observed in dealuminated MOR zeolites and was assigned to hydroxyl groups formed at places left vacant by aluminum atoms.24 cm1 Moreover, a band at 3670 was also observed and assigned to OH groups formed at t”
Sacchetto 等 - 2013 - The interactions of methyl tert-butyl ether on hig DOI: 10.1039/c3cp51684a
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