What absorbs at 1165 cm⁻¹ in an FTIR spectrum?
A band near 1165 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
Возможные назначения функциональных групп
| Функциональная группа | Подтверждающие факты | Цитируемые источники | Максимальная достоверность |
|---|---|---|---|
| Hydrogen bond | 1 | 1 | 1,0 |
| S eq o | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Borate | 1 | 1 | 1,0 |
Ранжирование отражает накопленные литературные данные, а не единственное авторитетное правило. Всегда проверяйте в контексте вашего образца.
Литература, лежащая в основе этих назначений
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Borate достоверность 1,0
“Furthermore, antisymmetrical tween 500 and 1400 Moreover, the reflectivity was at 0.4%-1%, 1.05-1.10 stretching of B-O brought the absorption peaks at 1165 and low values of and at the wavelength of cm-1[7,10,11].”
Preparation and properties of nanocrystal SmBO3 by nitrate-citrate sol-gel combustion method DOI: 10.1016/S1002-0721(08)60225-2 -
C-O single bond достоверность 1,0
“LLM confirmed rule peak-group candidate”
Khatheeja 等 - 2019 - COMPARATIVE STUDIES ON BIOCHEMICAL, HISTOPATHOLOGI DOI: 10.13040/IJPSR.0975-8232.10(2).836-45 -
Aromatic ring достоверность 1,0
“The bands at 1165 and 397 cm-1 a completely differentATR-FTIR spectrum from the rest of the com422 828 belong to the inand out-plane aromatic C-H bending, 398 (cid:1)AD75 AS75(cid:2) respectively.39-41 posites.”
Bleda-Martinez 等 - 2008 - Electrochemical methods to enhance the capacitance DOI: 10.1149/1.2956969(cid:4) -
Alkyl C-H достоверность 1,0
“1182 and 1165 cm-1 C-H the drop generated in continuous inkjet printing mode.”
Printing “Smart” Inks of Redox-Responsive Organometallic Polymers on Microelectrode Arrays for Molecular Sensing DOI: 10.1021/acsami.9b11927 -
Silicon-oxygen (Si-O) достоверность 1,0
“The shoulder band around 1165 observed in some of the spectra, can be linked to quartz.”
Assessment of Easily Accessible Spectroscopic Techniques Coupled with Multivariate Analysis for the Qualitative Characterization and Differentiation of Earth Pigments of Various Provenance DOI: 10.3390/min12060755 -
Metal oxygen достоверность 1,0
“r 2 cm-1 cm-1 0 features into Zn-O lattice [16] The weak peaks sited at 1165 and 1383 for 2 3 2 cm-1 cm-1 3 and 1392”
Elkady 等 - 2015 - Formulation of Nano-zinc Oxide into Biocomposite B DOI: 10.1063/1.4914227 -
S eq o достоверность 1,0
“FTIR spectra are assigned as follows: The physical state of the CLX in the Brij 35was studied cm-1, (1) CLX: first type amine at 341.51 S=O stretching by classical techniques such as DSC, cm-1 asymmetric band at 1164.58 and S=O stretching X”
Jelvehgari 等 - 2015 - Experimental Design to Predict Process Variables i DOI: 10.15171/apb.2015.033 -
Hydrogen bond достоверность 1,0
“A the band at 1160 cm-1, assigned to the stretching vibrations of hydrogen bond of C-OH 0.15 groups [33], shifted on complexes at 1165 cm-1 and 1170 cm-1 for complexes with 10% and 1 % of protein, respectively.”
Encapsulation of Cinnamic Acid on Plant-Based Proteins: Evaluation by HPLC, DSC and FTIR-ATR DOI: 10.3390/plants10102158
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