What absorbs at 1192 cm⁻¹ in an FTIR spectrum?
A band near 1192 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
Possíveis atribuições de grupos funcionais
| Grupo funcional | Fatos de suporte | Fontes citadas | Maior confiança |
|---|---|---|---|
| C c single bond | 2 | 2 | 1,0 |
| Borate | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Thiocarbonyl | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
A classificação reflete a evidência acumulada da literatura, não uma única regra autoritária. Sempre confirme com o contexto da sua amostra.
Literatura por trás destas atribuições
-
C c single bond confiança 1,0
“In the difference spectrum between before and cm-1 in L stretching vibration of the chromophore at 1192 (350-500 after the illumination with blue light nm) (Figure has exactly the same intensity in both difference spectra C-C cm-1, a 2a), i”
Maeda 等 - 1999 - Chromophore-protein-water interactions in the L in DOI: 10.1021/bi9907072 -
Metal oxygen confiança 1,0
“The main spectral bands at 1000, 1152 and 1506 o m medium intensity bands observed at 1192, 1210, 1284 and 1445 /fe were related to the presence of carotenoid pigments.”
Cojoc 等 - 2019 - Carotenoids produced by halophilic bacterial strai DOI: 10.1093/femsle/fnz243 -
Thiocarbonyl confiança 1,0
“1131 1124 C-O stretch 1049 1048 1040, 1089 C=S stretch 1192, 1296 C=O amide I bond”
Kishore 等 - 2012 - Immobilization of beta-Galactosidase onto Function DOI: 10.1371/journal.pone.0040708 -
Alkyl C-H confiança 1,0
“O) and ν(C-C) regions, PLLA exhibits sharp absorption peaks at 1760, 1081, and 1192 cm-1 cm-1 ν(C-H) PPAd exhibits a peak at 3000-2900 corresponding to the vibration modes of the methylene respectively.”
Nanaki 等 - 2020 - New Biodegradable Poly(l-lactide)-Block-Poly(propy DOI: 10.3390/polym12040852 -
Borate confiança 1,0
“It is interesting to note that the peaks corresponding to the B-O band (1192 cm-1)18 and O-B-O bond (550 appear in BNNT treated at 500 °C.”
Oxidative Unzipping and Transformation of High Aspect Ratio Boron Nitride Nanotubes into “White Graphene Oxide” Platelets DOI: 10.1038/srep29498
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