What absorbs at 1252 cm⁻¹ in an FTIR spectrum?
A band near 1252 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
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Oxygen heterocycle | 1 | 1 | 1,0 |
| Lignin | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Nitrate | 1 | 1 | 1,0 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
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Nitrate tillid 1,0
“cm.-1 cm-1 1248, 1292, 1500, 1625, and 3380 The peak at 1144 monodentate nitrate species initially indicated by peaks at 1252 NOcan be assigned to the formation of species on the surface cm-1 and 1295 shift to lower wavenumbers as the tempe”
Pena 等 - 2004 - Identification of surface species on titania-suppo DOI: 10.1021/jp0313122 -
Hydroxyl (O-H) tillid 1,0
“cm-1 C-H aliphatic stretching from -CH and -CH the peak at 1690 is due to C=O cm-1 stretching from -COOH, the peak at 1644 is due to C=C stretching [5], the peak at cm-1 cm-1 1252 is due to O-H bending in a hydroxyl group, and the peak at 1”
Physicochemical Characterization and Antibacterial Activity of Titanium/Shellac-Coated Hydroxyapatite Composites DOI: 10.3390/coatings12050680 -
Amide tillid 1,0
“LLM confirmed rule peak-group candidate”
Purification and Structural Characterization of the Central Hydrophobic Domain of Oleosin* DOI: 10.1074/jbc.M202721200 -
Hydroxyl (O-H) tillid 1,0
“3344 3345 3500 O-H stretch in H-bonded OH/propOH [39,40] 1275 cm-1 and 1252 cm-1 (TPOZ), 1100 cm-1 (TEOS), 1128, 1107 and 1002 cm-1 (TPOZ), 2962/2905 2962/2905 2962/2905 C-H asym/sym stretch in Si-CH [36-38] 3”
Electron Beam Irradiation on the Production of a Si- and Zr-Based Hybrid Material: A Study by FTIR and WDXRF DOI: 10.3390/ma16020489 -
Lignin tillid 1,0
“cm-1, C-H new bands at 1353 and 848 corresponding to the Consequently, the resulting hydrogel would assume a cm-1, Cbending vibration, and at 1252 corresponding to the ∼71 composition containing wt % lignin.”
Teng 等 - 2017 - Preparation and Properties of Hydrogels Based on P DOI: 10.1021/acsomega.6b00296 -
Oxygen heterocycle tillid 1,0
“Moreover, the successful conversion of styrene oxide into styrene sulfide is confirmed by is confirmed by a lack of the characteristic epoxy ring breathing band in the StS spectrum, which is a lack of the characteristic epoxy ring breathing”
Wreczycki 等 - 2020 - Anionic Copolymerization of Styrene Sulfide with E DOI: 10.3390/ma13112597
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