What absorbs at 871 cm⁻¹ in an FTIR spectrum?
Ивица близо до 871 cm⁻¹ може да сочи към няколко функционални групи. По-долу са най-вероятните присвоявания, подредени по количеството публикувани доказателства, които ги подкрепят — всяко едно проследимо до литература (DOI) и кръстосано валидирано спрямо нашите 130 000+ референтни спектъра и графика на знанията.
Backed by 7 cited sources
Възможни определяния на функционални групи
| Функционална група | Подкрепящи факти | Цитирани източници | Най-висока достоверност |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1,0 |
| Protein | 1 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
Класирането отразява натрупаните литературни доказателства, а не единично авторитетно правило. Винаги потвърждавайте спрямо контекста на вашата проба.
Литература зад тези определяния
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достоверност 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 достоверност 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 достоверност 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 достоверност 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 достоверност 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 достоверност 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 достоверност 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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