What absorbs at 1135 cm⁻¹ in an FTIR spectrum?
A band near 1135 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 3 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| C-O single bond | 2 | 2 | 1.0 |
| Ester | 1 | 1 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.7 |
| Siloxane (Si-O-Si) | 1 | 0 | 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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C-O single bond hyder 1.0
“explicit assignment”
Roy 等 - 2020 - Exploring the Inclusion Complex of a Drug (Umbelli DOI: 10.1021/acsomega.0c04716 -
C-O single bond hyder 0.9
“Text: 'C-O-Cat∼1135cm-1intheestergroup'”
Huang 等 - 2021 - Study on UV-aging performance of fluorinated polym DOI: 10.1088/2053-1591/abd3e5 -
Silicon-oxygen (Si-O) hyder 0.7
“Peak shift and modification at 1200 and 1135 cm-1 attributed to stretching of -Si-O- cell.”
Khan 等 - 2023 - N-Containing Hybrid Composites Coatings for Enhanc DOI: 10.3390/polym15020258
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