What absorbs at 1195 cm⁻¹ in an FTIR spectrum?
A band near 1195 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 4 cited sources
Possíveis atribuições de grupos funcionais
| Grupo funcional | Fatos de suporte | Fontes citadas | Maior confiança |
|---|---|---|---|
| C c single bond | 1 | 1 | 1,0 |
| S eq o | 1 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| N-O bond | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 0 | 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
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N-O bond confiança 1,0
“Moreover, the peak ranging from 1195 to cm(cid:1)1 4 Stroke (S) 4 -C-O-CThis MO-100.25 1246 is attributed to present in No”
Evaluation of the performance and emission and spectroscopic analysis of an improved soy methyl ester DOI: 10.1039/c9ra04342j -
Methoxy (OCH3) confiança 1,0
“For PVC, C H stretching mode can be S.Rameshetal./SpectrochimicaActaPartA66(2007)1237-1242 1239 Table2 VibrationalmodesandwavenumbersexhibitedbyPMMA Wavenumbers(cm-1) Descriptionofvibrations References C Hstretching 2927-2986 [30,32] C Ostr”
Ramesh 等 - 2007 - FTIR studies of PVCPMMA blend based polymer elect DOI: 10.1016/j.saa.2006.06.012 -
S eq o confiança 1,0
“The new band at 1034 and 1012 corresponds to -SO 3Na group cm-1 while the bands detected at 1195 and 1126 are due to S=O stretching vibration to confirm the presence of function groups responsible for the adsorption of metal ions.”
REMOVAL OF METAL IONS FROM AQUEOUS SOLUTIONS USING CARBOXYMETHYL CELLULOSE/SODIUM STYRENE SULFONATE GELS PREPARED BY RADIATION GRAFTING DOI: 10.1016/j.carbpol.2016.09.049 -
C c single bond confiança 1,0
“(144(cid:3) 284(cid:3) cm(cid:2)1 < < m T C C) and the secaromatic products typical of together with the band at 1195 as (SO(cid:2) ond step associated with decomposition of the main ), evidenced SPEEK perturbation due to”
Sulphonated poly ether ether ketone/aminodiphenylsilandiol composite electrolyte for PEM fuel cells DOI: 10.1002/app.34906
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