What absorbs at 3675 cm⁻¹ in an FTIR spectrum?
A band near 3675 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 6 cited sources
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1.0 |
| Alkyl C-H | 2 | 2 | 1.0 |
| Methyl | 1 | 1 | 1.0 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
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Hydroxyl (O-H) 信頼度 1.0
“LLM confirmed rule peak-group candidate”
Drits 等 - 2011 - New insight into the structural transformation of DOI: 10.2138/am.2011.3605 -
Alkyl C-H 信頼度 1.0
“3 cm-1, 2959 the CH asymmetric stretching vibration at 3675 8486 2 cm-1,”
Wang 等 - 2012 - Differentiation in MALDI-TOF MS and FTIR spectra b DOI: 10.1186/1471-2180-12-182 -
Hydroxyl (O-H) 信頼度 1.0
“cm-1 OHThe peak at 3675 is due to the stretching mode of hydrogen bonded ions and can be attributed to the HA hydroxyl group, while the peak at 1027 (n cm-1 43-) 3 stretching mode of PO can be attributed to a mixture of HA, DCPD, DCPA and O”
Calcium phosphate powder synthesis by out-of-phase pulsed sonoelectrochemistry DOI: 10.1016/j.biomaterials.2009.07.002 -
Hydroxyl (O-H) 信頼度 1.0
“groups (negative band at 3675 The corresponding two ways, i.e., via OH or methyl group, is not probable deformation OH vibration of methanol was found at considering both the ratio of intensities and the high”
Muller 等 - 2004 - Interactions of water and methanol with MeAPO-5. F DOI: 10.1016/j.micromeso.2003.12.025 -
Hydroxyl (O-H) 信頼度 0.8
“Main band centered in the 3675-3660 region, assigned to OH-stretching.”
Synthesis and characterization of amphiboles along the tremolite–glaucophane join DOI: 10.2138/am.2013.4281 -
信頼度 0.6
“Text: 'peak of absorption (~3675 cm-1)'”
CO2 adsorption of bagasse waste feedstock using thermogravimetric analyses DOI: 10.1007/s10973-021-10949-2
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