What absorbs at 1015 cm⁻¹ in an FTIR spectrum?
A band near 1015 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
Võimalikud funktsionaalrühmade määramised
| Funktsionaalrühm | Toetavad faktid | Tsiteeritud allikad | Kõrgeim usaldusväärsus |
|---|---|---|---|
| C-O single bond | 4 | 3 | 1,0 |
| Carbohydrate | 2 | 2 | 0,95 |
| Phosphate (PO4) | 2 | 2 | 0,9 |
| Methyl | 1 | 1 | 0,9 |
| Siloxane (Si-O-Si) | 1 | 1 | 0,9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,8 |
| Alkyl C-H | 1 | 0 | 0,6 |
Reiting kajastab kogunenud kirjanduslikke tõendeid, mitte ühte autoriteetset reeglit. Kinnitage alati oma proovi kontekstis.
Nende määramiste taga olev kirjandus
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C-O single bond usaldusväärsus 1,0
“Explicit assignment: 'C-O and C-O-C stretching vibrations' for bands at 1015 and 995 cm-1.”
Combrzynski 等 - 2022 - Selected Physical and Spectroscopic Properties of DOI: 10.3390/ma15145061 -
Carbohydrate usaldusväärsus 0,95
“Explicit: 'strong absorptions around 1015 of oat β-glucan' and 'C-O-C stretching'.”
Qin 等 - 2021 - Effect of acid and oxidative degradation on the st DOI: 10.1016/j.foodhyd.2020.106284 -
usaldusväärsus 0,9
“Peak representing amorphous character of starch.”
Dupuis 等 - 2017 - Physicochemical properties and in vitro digestibil DOI: 10.1016/j.lwt.2017.07.010 -
Siloxane (Si-O-Si) usaldusväärsus 0,9
“Explicit assignment: 'ν 1015cm-1, as Si-O-Si broad band'”
Tognonvi 等 - 2012 - Physico-chemistry of silicaNa silicate interactio DOI: 10.1016/j.jnoncrysol.2011.11.005 -
Methyl usaldusväärsus 0,9
“Explicit assignment: '1015, methyl group'”
Abdolahifard 等 - 2011 - Surface Modification of PET Fabric by Graft Copoly DOI: 10.5402/2011/265415 -
Phosphate (PO4) usaldusväärsus 0,9
“PO4 functional group at 1015 cm-1”
Burmawi 等 - 2018 - Caracterization and Compressive Strength of Biocom DOI: 10.1051/matecconf -
usaldusväärsus 0,9
“represent vibrations of polysaccharide”
Sharma 等 - 2020 - Instigation of indigenous thermophilic bacterial c DOI: 10.1371/journal. -
usaldusväärsus 0,9
“Explicit assignment: 'maxima at 1015 and 997 cm-1, arising from C-O valence vibration in starch'”
Tomas 等 - 2020 - Assessment of High Temperature Effects on Grain Yi DOI: 10.3390/agronomy10040499
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