What absorbs at 2011 cm⁻¹ in an FTIR spectrum?
A band near 2011 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
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
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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C-O single bond hyder 1.0
“cellulose C O C bridges (1165 C O bond stretching 2011;”
Avila Ramirez 等 - 2014 - Surface esterification of cellulose nanofibers by DOI: 10.1016/j.carbpol.2014.08.020 -
Alkyl C-H hyder 1.0
“Librando et al., 2900 CH stretching Cellulose 2011).”
Water-Based Aerosol for Book Deacidification: Experimental Apparatus and Theoretical Interpretation of Results DOI: 10.3390/molecules26144249 -
Hydroxyl (O-H) hyder 1.0
“2 provides an overview of the OH stretching region of the 2011”
Nedic 等 - 2011 - A combined Ramanand infrared jet study of mixed DOI: 10.1039/C1CP20182D -
Alkyl C-H hyder 1.0
“Hauser (Ed.), Textile Dyeing, InTech, ment ric and symmetric C H stretching vibration bands as well as the 2011, pp.”
Oliveira 等 - 2014 - Dyeing mechanism and optimization of polyamide 6,6 DOI: 10.1016/j.apsusc.2013.12.126 -
Ring structure hyder 1.0
“cm-1, due to the in-plane C-O stretching vibration combined with band at 1728 which appears due to the C=O stretching et al., from lipids, we can conclude that lipids are found in higher the ring stretch of phenyl (Lu 2011).”
Pop 等 - 2014 - Untargeted Metabolomics for Sea Buckthorn (Hippoph DOI: 10.15835/nbha4229654
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