What absorbs at 509 cm⁻¹ in an FTIR spectrum?
A band near 509 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 5 cited sources
Možná přiřazení funkčních skupin
| Funkční skupina | Podpůrná fakta | Citované zdroje | Nejvyšší spolehlivost |
|---|---|---|---|
| Metal oxygen | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| S s | 1 | 1 | 1,0 |
| Thiol | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
Pořadí odráží nahromaděné literární důkazy, nikoli jediné autoritativní pravidlo. Vždy potvrďte v kontextu vašeho vzorku.
Literatura za těmito přiřazeními
-
C-O single bond spolehlivost 1,0
“Finally, the weak peak at about be due, respectively, to the overlapping of symmetrical cm-1 C\\O\\C Ti\\O\\Ti 509 stretching and asymmetrical stretching vibration of alkyl may be assigned to the stretching of skeletal of ethers adsorbed on”
Clabel 等 - 2020 - Organo-mineral associations in a Spodosol from nor DOI: 10.1016/j.geodrs.2020.e00303 -
Thiol spolehlivost 1,0
“The existence of a peak at 2573 cm-' assigned to SH stretching mode and the lack of a synergistic peak at 509”
Vibrational Spectroscopic Studies on the Disulfide Formation and Secondary Conformational Changes of Captopril–HSA Mixture after UV-B Irradiation DOI: 10.1562/2005-04-25-RN-497 -
Alkyl C-H spolehlivost 1,0
“4) show transtail in the longer wavelengths, which may be due to the size cm-1 (C-H mittance peaks at 509.12 distribution of the particles (Ahmad et al.”
Roni 等 - 2013 - Evaluation of leaf aqueous extract and synthesized DOI: 10.1007/s00436-012-3220-3 -
spolehlivost 1,0
“Notably, prominent vibrations at 516, 510, and 509 cm-1 correspond to Fe-”
Morales-Mendoza 等 - 2023 - Effect of Micro-Nanobubbles on Arsenic Removal by DOI: 10.3390/jof9080857 -
Metal oxygen spolehlivost 1,0
“At last, the new band appearing at 509 is attributed to M-O stretching vibration, which is absent in ligand spectra [18].”
Wang 等 - 2009 - Synthesis, Crystal Structure, and Kinetics of the DOI: 10.3390/molecules14072582
Máte spektrum s tímto pásem?
Nahrajte své FTIR spektrum a získejte plnou interpretační zprávu – přiřazení píků s citacemi literatury, shody s knihovnou a řetězec důkazů s hodnocením spolehlivosti – během několika sekund.
Interpretovat mé spektrum