What absorbs at 871 cm⁻¹ in an FTIR spectrum?
A band near 871 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 7 cited sources
Iespējamie funkcionālo grupu piešķīrumi
| Funkcionālā grupa | Atbalstošie fakti | Citētie avoti | Augstākā pārliecība |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1,0 |
| Protein | 1 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
Rangs atspoguļo uzkrātos literatūras pierādījumus, nevis vienu autoritatīvu noteikumu. Vienmēr apstipriniet atbilstoši parauga kontekstam.
Literatūra aiz šiem piešķīrumiem
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pārliecība 1,0
“The band at 871 is due to essential oil (phytol), and flavanoids (varinging, quercitrin, asymmetrical and symmetrical stretching of zinc carhesperitin, and kaempferol).”
Biosynthesis of zinc oxide nanoparticles using leaf extract of Calotropis gigantea: characterization and its evaluation on tree seedling growth in nursery stage DOI: 10.1007/s13204-017-0586-7 -
C c single bond pārliecība 1,0
“The band at 871 is C C backbone stretchcm-1 [v(C ing vibration COO)] [31].”
Sun 等 - 2012 - Effect of polymerization with paraformaldehyde on DOI: 10.1016/j.tca.2012.03.015 -
Alkyl C-H pārliecība 1,0
“The weak bands at 871, 784, and 550 can be assigned cm(cid:2)1 to the CH rocking.”
Synthesis, crystal structure, and characterization of cyclohexylammonium tetraisothiocyanatocobaltate(II): A single-source precursor for cobalt sulfide and oxide nanostructures DOI: 10.1016/j.heliyon.2019. -
Alkyl C-H pārliecība 1,0
“Thermal treatment increased peak area at 1415 (C-H bending) and peak height at cm-1 871 (ester) evidencing condensation.”
Experimental evaluation of cobalt adsorption capacity of walnut shell by organic acid activation DOI: 10.1038/s41598-023-33902-9 -
Alkyl C-H pārliecība 1,0
“C-H at 757 was caused by the bending vibration of the bond, whereas the peak at cm-1 cm-1 871 still unknown.”
Influence of Waste Toner on Asphalt Binder: Chemical and Rheological Characterization DOI: 10.3390/molecules28062794 -
Alkyl C-H pārliecība 1,0
“LEUG 231 378 48.8 cm-1 alcohols and aliphatic ethers and a band at 871 for cm-1 LPIT and 912 for LEUG assigned to C-H out of plane units)2,3,15.”
Poletto 和 Zattera - 2013 - Materials Produced from Plant Biomass. Part III D DOI: 10.1590/S1516-14392013005000112 -
Protein pārliecība 1,0
“Effect of 17% EDTA exposure alone Average FTIR spectra obtained for 75-106 µm particles, reacted with EDTA upto 60 minutes cm-1) (without regrinding) (Figure 3) revealed a decrease in the phosphate (1010 and cm-1) peaks over time and a conc”
Estimated depth of apatite and collagen degradation in human dentine by sequential exposure to sodium hypochlorite and EDTA: a quantitative FTIR study DOI: 10.1111/iej.12864
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