What absorbs at 1154 cm⁻¹ in an FTIR spectrum?
A band near 1154 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 8 cited sources
Penetapan kumpulan berfungsi yang mungkin
| Kumpulan berfungsi | Fakta sokongan | Sumber dipetik | Keyakinan tertinggi |
|---|---|---|---|
| C-O single bond | 2 | 2 | 0.9 |
| Aromatic ring | 2 | 2 | 0.8 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.9 |
| Fluorine (C-F) | 1 | 0 | 0.9 |
| C n single bond | 1 | 0 | 0.8 |
| Nitrate | 1 | 0 | 0.7 |
Pemeringkatan mencerminkan bukti literatur terkumpul, bukan satu peraturan berwibawa. Sentiasa sahkan terhadap konteks sampel anda.
Literatur di sebalik penetapan ini
-
C-O single bond keyakinan 0.9
“Absorption peak at 1154 cm-1 assigned to C-O stretching vibration.”
Maulidna 等 - 2020 - Microencapsulation of ginger-based essential oil ( DOI: 10.1016/j.csite.2020.100606 -
Metal oxygen keyakinan 0.9
“Sharp peak at 1154 cm⁻¹ assigned to Al-O stretching vibrations.”
Sehrawat 等 - 2019 - An energy-efficient novel emerald Er3+ doped SrGdA DOI: 10.1016/j.ceramint.2019.08.118 -
keyakinan 0.9
“Due to the sulfonyl -SO2 group.”
Georgescu 等 - 2021 - Thermal Behavior of the Nimesulide-Salicylic Acid DOI: 10.3390/ma14247715 -
Metal hydroxyl keyakinan 0.9
“Explicit assignment: peak at 1154 cm-1 recognized as Cu-OH bending vibration.”
Lambhiya 等 - 2021 - Immobilization of transaminase from Bacillus liche DOI: 10.1186/s40643-021-00474-3 -
keyakinan 0.9
“stretched oxygen bridge at 1154 indicates saccharin structure”
Soleymanfallah 等 - 2022 - Preparation, physical properties, and evaluation o DOI: 10.1002/fsn3.2891 -
C-O single bond keyakinan 0.9
“Explicit: 'band around 1154cm-1 is from the C-OH stretching of the ester group in chitosan'”
Villamin 和 Kitamoto - 2018 - Synthesis of Multifunctional Clustered Nano-Fe3O4 DOI: 10.1063/1.5021927 -
Aromatic ring keyakinan 0.8
“Out-of-plane CH bending vibration band of aromatic rings.”
HAJIABDOLAH 等 - 2020 - IRON (III) REDUCTION AS A MEASURE OF ANTIOXIDANT DOI: 10.33224/rrch.2020.65.3.04 -
keyakinan 0.8
“Text: 'peak at 1154 on the other hand, is because of C-O-C vibration hemicellulose'”
Merais 等 - 2022 - Preparation and Characterization of Cellulose Nano DOI: 10.3390/membranes12050451
Ada spektrum dengan jalur ini?
Muat naik spektrum FTIR anda dan dapatkan laporan tafsiran penuh — penetapan puncak dengan petikan literatur, padanan perpustakaan, dan rantaian bukti berkadar keyakinan — dalam beberapa saat.
Tafsir spektrum saya