What absorbs at 1509 cm⁻¹ in an FTIR spectrum?
A band near 1509 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 7 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Aromatic ring | 3 | 3 | 0.9 |
| Lignin | 1 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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Aromatic ring hyder 0.9
“Characteristic absorption band of C=C bonds of aromatic ring.”
Barbadillo 等 - 2003 - Study of a curing reaction of an epoxy resin DOI: 10.4028/www.scientific.net/MSF.426-432.2163 -
Aromatic ring hyder 0.9
“bands characterizing lignin”
Capano 等 - 2015 - Anatomical and chemical analyses on wooden artifac DOI: 10.1016/j.jas.2015.03.002 -
Aromatic ring hyder 0.9
“Explicit assignment.”
Gao 等 - 2022 - Reinforced Structure Effect on Thermo-Oxidative St DOI: 10.3390/polym14173454 -
Alkene (C=C) hyder 0.9
“Bands observed at 1509 assigned to asymmetric C=C”
Norizan 等 - 2022 - Effect of reaction time on the structure and optic DOI: 10.14314/polimery.2022.5.3 -
hyder 0.9
“Attributed to 1,3 substituted compound.”
Sibeko 等 - 2012 - Composite polylactic-methacrylic Acid copolymer na DOI: 10.1155/2012/579629 -
hyder 0.9
“explicit assignment in text”
Teng 等 - 2017 - Preparation and Properties of Hydrogels Based on P DOI: 10.1021/acsomega.6b00296 -
Lignin hyder 0.9
“Text: 'lignin peaks of 1740, 1509 and 1463 cm-1'.”
Tozluoglu 等 - 2017 - Biofilms from micronanocellulose of NaBH4-modifie DOI: 10.1007/s12034-017-1416-y
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm