What absorbs at 761 cm⁻¹ in an FTIR spectrum?
A band near 761 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
Võimalikud funktsionaalrühmade määramised
| Funktsionaalrühm | Toetavad faktid | Tsiteeritud allikad | Kõrgeim usaldusväärsus |
|---|---|---|---|
| Metal oxygen | 3 | 3 | 1,0 |
| Ring structure | 2 | 2 | 1,0 |
| N-O bond | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
Reiting kajastab kogunenud kirjanduslikke tõendeid, mitte ühte autoriteetset reeglit. Kinnitage alati oma proovi kontekstis.
Nende määramiste taga olev kirjandus
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Metal oxygen usaldusväärsus 1,0
“The strong peak at 761 is due to the stretching frequency of V-O band in cm-1 YVO 4[17].”
Rajendra 等 - 2018 - Luminescence properties of dysprosium doped YVO4 p DOI: 10.1016/j.jre.2018.07.001 -
Aromatic ring usaldusväärsus 1,0
“The characteristic bands of vitamin A were the aromatic ring vibration at 761 cm-1, =C-H, and the C=C Figure 7a shows the Raman spectrum for a 10% STS solution in water for the spectral range vibrations for the aromatic ring.”
Spectroscopic Characterization of Emulsions Generated with a New Laser-Assisted Device DOI: 10.3390/molecules25071729 -
Metal oxygen usaldusväärsus 1,0
“3 cm-1 and the distinctive bands at 823 932, 823 and 761 cm-1 and 761 are recognized as the W-O-W stretching [41].”
He 等 - 2020 - Flexible fabric gas sensors based on PANIWO(3)p-n DOI: 10.1007/s40843-020-1364-4 -
Silicon (Si) usaldusväärsus 1,0
“cm-1 cm-1, Peaks of Si-O-T asymmetric and symmetric stretching of BA appear at 1089 and 761 Peaks of Si-O-T asymmetric and symmetric stretching of BA appear at 1089 cm-1 and 761 cm-1, respectively.”
Licciulli 等 - 2020 - Thermally Aerated Geopolymers as Lightweight Const DOI: 10.3390/app10196697 -
N-O bond usaldusväärsus 1,0
“(𝜈 cm-1 cm-1 cm-1 2) The IR bands at 708.47 and 761.38 𝑠NO and at 910.98 (ring stretching bands) are 𝛾-HMX.Thepeaksat713.88 (𝜈 cm-1,761.19 cm-1 cm-1 2) characteristicof 𝑠NO and1031 (ringstretching 𝛼-HMX.”
Thakur 等 - 2022 - SUPERCRITICAL ANTISOLVENT METHOD FOR RECRYSTALLIZA DOI: 10.24425/cpe.2022.140819 -
usaldusväärsus 0,9
“Explicit assignment: 'peak at 761 (S-Au)'”
Svorcik 等 - 2011 - Soft and rigid dithiols and Au nanoparticles gra DOI: 10.1186/1556-276X-6-607
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