What absorbs at 3009 cm⁻¹ in an FTIR spectrum?
A band near 3009 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
Moguće dodjele funkcionalnih skupina
| Funkcionalna skupina | Potporni dokazi | Citirani izvori | Najveća pouzdanost |
|---|---|---|---|
| Alkene (C=C) | 4 | 3 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| Fatty acid | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 0 | 1,0 |
Rangiranje odražava akumulirane literaturne dokaze, a ne jedno autoritativno pravilo. Uvijek provjerite u kontekstu vašeg uzorka.
Literatura iza ovih dodjela
-
Hydroxyl (O-H) pouzdanost 1,0
“the time and added enzyme effects were evaluated, cm-1) which resulted in the conversion of 50 and 45% of the unsaturation peak (3009 for the 24 h reactions with and without acrylic immobilization, respectively, in addition to cm-1), altera”
Montenegro 等 - 2023 - Enzymatic and Synthetic Routes of Castor Oil Epoxi DOI: 10.3390/polym15112477 -
Fatty acid pouzdanost 1,0
“Another band appears at 3009 corresponding to the (H-C=) stretching vibration, which can be related to unsaturation in fatty acids, which is obviously greatest in the Brazilian coffee (B).”
Obeidat 等 - 2018 - Application of FTIR Spectroscopy for Assessment of DOI: 10.1007/s10812-018-0585-9 -
Aromatic ring pouzdanost 1,0
“and 3009 aromatic C-H stretch was found at 3012 in NF-NDs/PAP/PANi/PTh and F-NDs/PAP/ An FTIR specPANi/PTh, respectively.”
Ashraf 等 - 2014 - Preparation and properties of multilayered polymer DOI: 10.1515/polyeng-2013-0297 -
Alkene (C=C) pouzdanost 1,0
“a small peak was seen in all of the samples at 3009 This peak is caused by the symmetric stretching vibration of alkene double bonds, which suggests that all of the”
The Influence of Emulsifiers on the Physiochemical Behavior of Soy Wax/Rice Bran Oil-Based Oleogels and Their Application in Nutraceutical Delivery DOI: 10.3390/gels9010047 -
Alkene (C=C) pouzdanost 1,0
“By analyzing and sesses two cis-alkene characteristic peaks which appear at 1660 and 3009 cm-1, representcomparing the spectra, it was found that the spectrum of the pristine jatropha possesses ing stretching vibrations of C=C and C=C-H, re”
Degradable Slow-Release Fertilizer Composite Prepared by Ex Situ Mixing of Inverse Vulcanized Copolymer with Urea DOI: 10.3390/agronomy12010065
Imate li spektar s ovom vrpcom?
Prenesite svoj FTIR spektar i dobijte potpuno izvješće o interpretaciji — dodjele vrhova s literaturnim citatima, podudaranja knjižnice i lanac dokaza s ocjenom pouzdanosti — u sekundama.
Interpretiraj moj spektar