What absorbs at 3396 cm⁻¹ in an FTIR spectrum?
A band near 3396 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
Възможни определяния на функционални групи
| Функционална група | Подкрепящи факти | Цитирани източници | Най-висока достоверност |
|---|---|---|---|
| Hydroxyl (O-H) | 7 | 6 | 1,0 |
| Protein | 1 | 1 | 0,8 |
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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Hydroxyl (O-H) достоверност 1,0
“Explicit assignment: 'around 3396 ... were attributed to OH stretching'”
Rozman 等 - 2021 - Optimisation of Stingless Bee Honey Nanoemulsions DOI: 10.3390/foods10092133 -
Hydroxyl (O-H) достоверност 0,9
“Explicit assignment: O-H stretching”
Mazuki 等 - 2019 - An investigation on the abnormal trend of the cond DOI: 10.1007/s11581-018-2734-9 -
Hydroxyl (O-H) достоверност 0,9
“Intense band relative to OH groups.”
Barreto 等 - 2017 - Evaluation of the anticorrosion performance of pee DOI: 10.1590/S1517-707620170003.0186 -
Hydroxyl (O-H) достоверност 0,9
“Text: '-OH bond stretching was observed at 3396 cm-1'”
Kumar 等 - 2022 - Studies on Optimization of Sustainable Lactic Acid DOI: 10.3390/su14127400 -
Hydroxyl (O-H) достоверност 0,9
“hydroxyl (-OH) at 3396 cm-1 became weaker and broader and shifted to larger wavenumbers of 3415”
Lin 等 - 2020 - Enhanced Anti-Mold Property and Mechanism Descript DOI: 10.3390/nano10040682 -
Hydroxyl (O-H) достоверност 0,8
“Described as 'broad hydroxy' in text.”
Goswami 等 - 2003 - A selective reaction of polyhydroxy fullerene with DOI: 10.1016/S0032-3861(03)00241-6 -
Protein достоверност 0,8
“Peak range 3290-3396 associated with proteins as capping molecules.”
Lateef 等 - 2016 - Kolanut (Cola nitida) Mediated Synthesis of Silver DOI: 10.1007/s10876-016-1019-6
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