What absorbs at 3384 cm⁻¹ in an FTIR spectrum?
A band near 3384 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
Mümkün funksional qrup təyinatları
| Funksional qrup | Dəstəkləyici faktlar | İstinad edilən mənbələr | Ən yüksək etibarlılıq |
|---|---|---|---|
| Hydroxyl (O-H) | 10 | 9 | 1,0 |
| N h | 2 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| C=n | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Methacrylate | 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 |
| Amide | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| Amine primary | 1 | 1 | 0,9 |
| Metal hydroxyl | 1 | 1 | 0,8 |
Sıralama toplanmış ədəbiyyat sübutlarını əks etdirir, tək səlahiyyətli qayda deyil. Həmişə nümunə kontekstinizə qarşı təsdiqləyin.
Bu təyinatların arxasındakı ədəbiyyat
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Hydroxyl (O-H) etibarlılıq 1,0
“After pyrrole formation, the FTIR spectrum of cm-1 PPy/rGO (Fig.4.ii), shows that the characteristic peak of O-H stretching at 3384 and C=O cm-1 (COOH group) peak of carboxyl at 1614 disappeared and the peak intensity of C=C sp2”
Fabrication of Palladium Nanoparticles Anchored Polypyrrole Functionalized Reduced Graphene oxide Nanocomposite for Antibiofilm Associated Orthopedic Tissue Engineering DOI: 10.1016/j.apsusc.2020.145403 -
etibarlılıq 1,0
“The PS-NPs-Ag gel was characterized by FTIR, observing a cm-1 cm-1 peak between 1000 and 1100 corresponding to Si-O-Si and a band at 803.33 typical cm-1 of siloxanes, as well as a band absorption at 3384 corresponding to NPs-Ag.”
Balvín Beltrán 等 - 2020 - Funcionalización del gel de polisiloxano con nanop DOI: 10.1038/srep35446 -
N h etibarlılıq 1,0
“The isocyanate prepolymer exhibited cm(cid:2)1, as observed in the case of functionalized lignin under intense -NH band at 3384 unconjugated and split cm(cid:2)1 DSC traces.”
Chauhan 等 - 2014 - Effect of functionalized lignin on the properties DOI: 10.1016/j.eurpolymj.2013.12.016 -
Hydroxyl (O-H) etibarlılıq 1,0
“With the decrease of RH from 96% to 24%, the absorbance of O-H stretching band continuously decreases as a whole but the two bands resolved at low wave number range (at 3384 cm-1) reduce much faster than the band at high and 3260 cm-1), ind”
Zhang 等 - 2005 - FTIR-ATR chamber for observation of efflorescence DOI: 10.1360/982005-483 -
Acetate etibarlılıq 1,0
“The absorption band cm-1 cm-1 1011cm-1 is corresponded to C=O stretching of COOH, while the absorption bands at 3384 and are at 1717 associated with O-H bending and C-O stretching, respectively.”
Zulikifli 等 - 2017 - Synthesis of Gold Nanoparticles on Multi-walled Ca DOI: 10.1063/1.4999889 -
Hydroxyl (O-H) etibarlılıq 1,0
“A broad peak at 3384 is assigned to O-H stretching of H-bonded hydroxyl groups 334 (alcohols and carboxylic acids), Fig 6 (a).”
Campen 等 - 2022 - Thermal degradation of n-hexadecane base oil and i DOI: 10.1007/s11249-019-1182-7. -
Hydroxyl (O-H) etibarlılıq 1,0
“LLM confirmed rule peak-group candidate”
Fabrication of Glass Fiber Reinforced Composites Based on Bio-Oil Phenol Formaldehyde Resin DOI: 10.3390/ma9110886 -
Hydroxyl (O-H) etibarlılıq 1,0
“3 and Table 1, the following FTIR peaks from cm-1 cm-1 the untreated Lycopodium were assigned: 3384 (stretching vibration of O-H bond);”
Human blood plasma catalyses the degradation of Lycopodium plant sporoderm microcapsules DOI: 10.1038/s41598-019-39858-z
Bu zolaqlı spektriniz varmı?
FTIR spektrinizi yükləyin və saniyələr ərzində tam interpretasiya hesabatı əldə edin — ədəbiyyat istinadları ilə pik təyinatları, kitabxana uyğunluqları və etibarlılıq dərəcəsi olan sübut zənciri.
Spektrimi interpretasiya et