What absorbs at 3577 cm⁻¹ in an FTIR spectrum?
A band near 3577 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 3 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 |
|---|---|---|---|
| Phosphorus | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Bromine | 1 | 1 | 1.0 |
| Water (H2O) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 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
-
Hydroxyl (O-H) 信心 1.0
“O-H Two water stretching bands of BR at 3607 and 3577 cm-1 seen in the L minus BR difference spectrum are affected by mutation of Thr46 (27, 36).”
Maeda 等 - 1999 - Chromophore-protein-water interactions in the L in DOI: 10.1021/bi9907072 -
Phosphate (PO4) 信心 1.0
“bands: 3577 and 632 An absorption spectrum showed that the phosphate group was”
Alshemary 等 - 2023 - Microstructure analysis and thermal stability of M DOI: 10.15251/DJNB.2023.181.1 -
信心 0.9
“Text states 'integrated absorption of the 3577 line' and 'local vibrational mode of an OH molecule adjacent to a Li atom'.”
Johansen 等 - 2011 - Li and OH-Li Complexes in Hydrothermally Grown Sin DOI: 10.1007/s11664-010-1404-0
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