What absorbs at 3662 cm⁻¹ in an FTIR spectrum?
A band near 3662 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 2 | 1.0 |
| Water (H2O) | 2 | 2 | 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
-
Water (H2O) 信心 1.0
“For samples with high and low intermediate amphibole (WIN 4-2) measured at room temperature and contents (e.g., WIN 13-3), the same band is centered at 3662 cm-1 showing a strong curve at about 3400 from absorbed water.”
Synthesis and characterization of amphiboles along the tremolite–glaucophane join DOI: 10.2138/am.2013.4281 -
Hydroxyl (O-H) 信心 1.0
“Figure 4C shows the loading plots of the regression vector for m-cresol corresponding to the PLSR model together with the labelling of the most significant bands [767 cm-1, 777 cm-1 (C-H bending), 1134 cm-1, 1158 cm-1, 1158 cm-1 (C-O stretc”
Relationships in Gas Chromatography—Fourier Transform Infrared Spectroscopy—Comprehensive and Multilinear Analysis DOI: 10.3390/separations7020027 -
Water (H2O) 信心 0.9
“Explicit assignment: bands at 3598 and 3662 cm-1 for H2O.”
Boiocchi 等 - 2012 - On the symmetry and atomic ordering in (OH,F)-rich DOI: 10.1524/zkri.2012.1487
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