What absorbs at 546 cm⁻¹ in an FTIR spectrum?
A band near 546 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 | 1 | 1 | 1,0 |
| Urea | 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
“LLM confirmed rule peak-group candidate”
Francis 等 - 2016 - Optical nonlinearity in multiferroic bismuth ferri DOI: 10.1016/j.jallcom.2016.07.094 -
Metal oxygen usaldusväärsus 1,0
“LLM confirmed rule peak-group candidate”
Ionic Liquid Functionalized Metal–Organic Framework ([DEIm][PF6]@MOF-5): Synthesis, Characterization, and Catalytic Application in the Reduction of 4-Nitrophenol DOI: 10.1021/acsomega.2c05808 -
Urea usaldusväärsus 1,0
“On the other hand, the band at 546 cm-1 is attributed to the Bi=O stretching, while the band solutions of urea with various bismuth(III) salts at high temperature.”
Synthesis and Characterization of a New Aluminum-Doped Bismuth Subcarbonate DOI: 10.3390/cryst9090466 -
Metal oxygen usaldusväärsus 1,0
“FTIR spectrum shows cm´1 cm´1 two absorption bands around 546.18 and 412.58 which represent intrinsic metal oxide stretching vibrations at tetrahedral and octahedral lattice sites.”
Temperature-Dependent Magnetic Response of Antiferromagnetic Doping in Cobalt Ferrite Nanostructures DOI: 10.3390/nano6040073 -
Ring structure usaldusväärsus 1,0
“The band at around 546 is attributed to five-ring units in the pentasil structure of ZSM-5 [8].”
Riski 等 - 2018 - Effect Of Aging Temperature On The Synthesis Of Hi DOI: 10.1063/1.5082443 -
usaldusväärsus 1,0
“experimental scenarios, it becomes evident that the most significant effect of cofeeding water on the product distribution The corresponding TPO profiles for each experimental consists of tuning the conversion, which implicates changes in s”
Valecillos 等 - 2021 - The intrinsic effect of co-feeding water on the fo DOI: 10.1039/d0cy02497j
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