FTIR 峰位解讀
What absorbs at 3756 cm⁻¹ in an FTIR spectrum?
A band near 3756 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 2 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) | 2 | 1 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
| N h | 1 | 1 | 0.7 |
| Alkyl C-H | 1 | 0 | 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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Hydrogen bond 信心 1.0
“It should be noted that from a hydrogen bond, asymmetric and symmetric OH D the H-bond network around Y could be slightly modified cm-1, vibrations take place at 3756 and 3657 respectively,”
Takahashi 等 - 2007 - Water molecules coupled to the redox-active tyrosi DOI: 10.1021/bi701752d -
Hydroxyl (O-H) 信心 0.7
“Spectral region 2898-3756 cm-1 includes O-H and N-H vibrations.”
Odigbo 等 - 2023 - Polyethylene terephthalate (PET) biodegradation by DOI: 10.21203/rs.3.rs-2044624/v1
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