What absorbs at 879 cm⁻¹ in an FTIR spectrum?
A band near 879 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 8 cited sources
Võimalikud funktsionaalrühmade määramised
| Funktsionaalrühm | Toetavad faktid | Tsiteeritud allikad | Kõrgeim usaldusväärsus |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Aromatic ring | 3 | 3 | 1,0 |
| Carbonate | 3 | 2 | 1,0 |
| Alkyl C-H | 2 | 2 | 1,0 |
| Methacrylate | 2 | 2 | 1,0 |
| Acetate | 2 | 2 | 1,0 |
| Amide | 2 | 2 | 1,0 |
| Phosphate (PO4) | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| C n single bond | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Ketone | 1 | 1 | 1,0 |
| Ester | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| Lipid | 1 | 1 | 0,8 |
| Protein | 1 | 1 | 0,8 |
| Phospholipid | 1 | 1 | 0,8 |
| Nucleic acid | 1 | 1 | 0,8 |
| Silicon carbon | 1 | 0 | 0,7 |
Reiting kajastab kogunenud kirjanduslikke tõendeid, mitte ühte autoriteetset reeglit. Kinnitage alati oma proovi kontekstis.
Nende määramiste taga olev kirjandus
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Alkyl C-H usaldusväärsus 1,0
“related to ethanol and some organic compounds such as sugars, phenols, alcohols, and esters cm-1 The peak at 879 could be ascribed to out-of-plane C-H bending of aromatic compounds [10], [14,49,51].”
Application of Functional Data Analysis and FTIR-ATR Spectroscopy to Discriminate Wine Spirits Ageing Technologies DOI: 10.3390/math8060896 -
Acetate usaldusväärsus 1,0
“at 862 and 879 Both bands could be assigned to C=O vibration in carbonate 879 cm-1.”
Impact of NaOH Concentration on Deweaving of Cotton Fabric in Aqueous Solutions DOI: 10.3390/su13042015 -
Carbonate usaldusväärsus 1,0
“The cm-1, cm-1 cm-1 bands observed at 879 1410 and 1455 in the IR spectrum were attributed ν ν to bending mode and stretching modes of carbonate ions.”
Synthesis and Characterization of Polymer-Based Coatings Modified with Bioactive Ceramic and Bovine Serum Albumin DOI: 10.3390/jfb12020021 -
Aromatic ring usaldusväärsus 1,0
“The peak at 879 cm-1 indicates the presence of aromatic groups.”
Experimental Analysis of Chemically Degraded Lubricant’s Impact on Spur Gear Wear DOI: 10.3390/lubricants11050201 -
Aromatic ring usaldusväärsus 1,0
“The peaks at 879, 818 and 752 can all be attributed to the different H atom vibrations in the benzene ring.”
Huang 等 - 2021 - Experimental research on semi-coke for blast furna DOI: 10.1007/s42243-020-00480-3 -
Amide usaldusväärsus 1,0
“In addition, an absorbance band located compared with that of the cAuNPs/SPE, suggesting that AuNPs cm-1 at 879 corresponds to the C-N vibrations of the nitroso biosynthesized using Plectranthus amboinicus leaf extract as the”
Electrochemical Determination of Nicotine in Tobacco Products Based on Biosynthesized Gold Nanoparticles DOI: 10.3389/fchem.2020.593070 -
Hydroxyl (O-H) usaldusväärsus 1,0
“3b) featured two distinctive h o cm-1, bands at 879 and 872 attributed to A-type and B-type carbonate ions, respectively r M”
Liu 等 - 2014 - A Fourier Transform Infrared Spectroscopy Analysis DOI: 10.1159/000356868. -
usaldusväärsus 1,0
“A-type carbonate”
Carbonate substitution in the mineral component of bone: Discriminating the structural changes, simultaneously imposed by carbonate in A and B sites of apatite DOI: 10.1016/j.jssc.2017.07.025.
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