What absorbs at 3468 cm⁻¹ in an FTIR spectrum?
Ивица близо до 3468 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 8 cited sources
Възможни определяния на функционални групи
| Функционална група | Подкрепящи факти | Цитирани източници | Най-висока достоверност |
|---|---|---|---|
| Hydroxyl (O-H) | 9 | 9 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Hydrogen bond | 1 | 1 | 1,0 |
| Water (H2O) | 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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Hydroxyl (O-H) достоверност 1,0
“A cm-1 This has also been confirmed from the FTIR analysis, where the absence of a band at 3468 M cm-1 and the appearance of 668.56 were associated with O-H and O-Ag moieties respectively.”
Haq 等 - 2018 - Fabrication of pure and moxifloxacin functionalize DOI: 10.1016/j.jphotobiol.2018.07.011 -
Alkyl C-H достоверност 1,0
“cm-1 The FTIR spectrum of Ch membrane shows that broadband at around 3468 corresponds to the cm-1 stretching vibrations of -OH and N-H groups.”
Rupiasih 等 - 2019 - The Current-Voltage Properties of ChAgNP Composit DOI: 10.1088/1757-899X/515/1/012064 -
Hydroxyl (O-H) достоверност 1,0
“The band assigned 3468 and whereas OH bending of the phenol function was at 1383 The band assigned cm-1, to the stretching C=O vibration of the carboxylic group is located at 1726 cm-1, whereas the band at to the stretching C=O vibration of”
Synthesis of Bioactive Chlorogenic Acid-Silica Hybrid Materials via the Sol–Gel Route and Evaluation of Their Biocompatibility DOI: 10.3390/ma10070840 -
Hydroxyl (O-H) достоверност 1,0
“The cm-1 peak at 1638 represents the bending vibration of molecularly adsorbed water, while a cm-1 broad band centered near 3468 is attributed to hydroxyl stretching vibrations.”
Fabrication of Europium-Doped Barium Titanate/Polystyrene Polymer Nanocomposites Using Ultrasonication-Assisted Method: Structural and Optical Properties DOI: 10.3390/polym14214664 -
Hydroxyl (O-H) достоверност 1,0
“The peak formation at 3468 cm-1 indicates the OH stretch which is due cm-1”
Characterization and Suitability of Nigerian Barites for Different Industrial Applications DOI: 10.3390/min11040360 -
Water (H2O) достоверност 1,0
“The observed wide cm-1 low-intensity band of approximately 3468 is related to the stretching of the OHcm-1 group of the water adsorbed on the polymer surface.”
Composite Cement Materials Based on -Tricalcium Phosphate, Calcium Sulfate, and a Mixture of Polyvinyl Alcohol and Polyvinylpyrrolidone Intended for Osteanagenesis DOI: 10.3390/polym15010210 -
Hydroxyl (O-H) достоверност 1,0
“The increasing of the LA-to-GA cm-1 cm-1 as well as the O-H stretching vibration at 3468 ratio elevated T owing to rising hydrophobic interactions”
Assessment of the Effect of PLGA Co-polymers and PEG on the Formation and Characteristics of PLGA-PEG-PLGA Co-block Polymer Using Statistical Approach DOI: 10.15171/apb.2019.045 -
Hydrogen bond достоверност 1,0
“The adsorption bands at 3468 (Figure 17a) are absorption band of intermolecular hydrogen bonding between phenol and alcohol molecules.”
Radioactive Cobalt(II) Removal from Aqueous Solutions Using a Reusable Nanocomposite: Kinetic, Isotherms, and Mechanistic Study DOI: 10.3390/ijerph14121453
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