What absorbs at 3079 cm⁻¹ in an FTIR spectrum?
A band near 3079 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 5 cited sources
Galimi funkcinių grupių priskyrimai
| Funkcinė grupė | Pagrindžiantys faktai | Cituoti šaltiniai | Aukščiausias pasitikėjimas |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1,0 |
| Alkene (C=C) | 2 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Sulfur heterocycle | 1 | 1 | 1,0 |
| Protein | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
Reitingavimas atspindi sukauptą literatūros įrodymų kiekį, o ne vieną autoritetingą taisyklę. Visada patvirtinkite pagal savo mėginio kontekstą.
Literatūra, kuria remiantis atlikti šie priskyrimai
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C c single bond pasitikėjimas 1,0
“The C C bonds appear in the weak bands 2931 and 3079cm-1 ∼1635cm-1 at (C C H) and (C C).”
Font 等 - 2007 - Fourier transform infrared spectroscopy as a suita DOI: 10.1016/j.aca.2007.07.021 -
pasitikėjimas 1,0
“In GaAs grown by liquid encapsulation Czochralski (LEC), the peaks at 3079.2 and 983.3cm(cid:2)1 due to the stretching and wagging mode of N-H were observed at 7K, where its concentration was in 1013cm(cid:2)3 1012 the range from to [15].”
Nishimura 等 - 2007 - Electrical properties of GaAsN film grown by chemi DOI: 10.1016/j.physb.2007.08.183 -
Amide pasitikėjimas 1,0
“The absorption of amide B at 3079 showed acid soluble collagen content of 3.7 ± 0.8% of was related to the asymmetric stretching vibrations of C-H the wet mass weight of the skin and protein content of”
Valorization of Salmo salar Skin Waste for the Synthesis of Angiotensin Converting Enzyme-1 (ACE1) Inhibitory Peptides DOI: 10.1007/s12649-023-02141-4 -
Alkyl C-H pasitikėjimas 1,0
“LLM confirmed rule peak-group candidate”
Rapid Classification and Recognition Method of the Species and Chemotypes of Essential Oils by ATR-FTIR Spectroscopy Coupled with Chemometrics DOI: 10.3390/molecules27175618 -
Sulfur heterocycle pasitikėjimas 1,0
“A peak at 3079 cm-1 in the FTIR spectra of monomer TEBS is due to cm´1 thiophene ring.”
Enzyme-Catalyzed Synthesis of Water-Soluble [1.0]Conjugated Poly[2-(3-thienyl)-Ethoxy-4-Butylsulfonate] DOI: 10.3390/polym8040139
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