What absorbs at 1215 cm⁻¹ in an FTIR spectrum?
A band near 1215 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 7 cited sources
Possíveis atribuições de grupos funcionais
| Grupo funcional | Fatos de suporte | Fontes citadas | Maior confiança |
|---|---|---|---|
| Nucleic acid | 2 | 2 | 1,0 |
| Alkyl C-H | 2 | 2 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| N-O bond | 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
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Alkyl C-H confiança 1,0
“suggested the active chemical functional groups concentration of H 2 1437cm-1, 1373cm-1 1215cm-1 eCH CeOeC peak at peak at and peak at were susceptible to of>CH 2 3 oxidation.”
Effect of oxidation processing on the surface properties and floatability of Meizhiyou long-flame coal DOI: 10.1016/j.fuel.2017.08.053 -
N-O bond confiança 1,0
“All the spectra are shifted along the y-axis for clarity and the region is ~ 4000 to 375 cm-1 samples after the removal process, suggesting that the intense double band at 1215 and 1246 is attributed hydrogel left no residues (within the de”
Evaluation of polyvinyl alcohol–borax/agarose (PVA–B/AG) blend hydrogels for removal of deteriorated consolidants from ancient Egyptian wall paintings DOI: 10.1186/s40494-019-0264-z -
Nucleic acid confiança 1,0
“In the dehydrated state for the cm-1 cm-1, same drugs the 1225 had split into two bands 1215 and 1234 which indicates the partial 2cm-1 transformation into the A-DNA conformation [38].”
The Application of ATR-FTIR Spectroscopy and the Reversible DNA Conformation as a Sensor to Test the Effectiveness of Platinum(II) Anticancer Drugs DOI: 10.3390/s18124297 -
Alkyl C-H confiança 1,0
“CH stretching 3000-2800 CH stretching 3000-2800 CH stretching 1215”
Application of Vibrational Spectroscopic Techniques in the Study of the Natural Polysaccharides and Their Cross-Linking Process DOI: 10.3390/ijms24032630 -
confiança 1,0
“Two are considered to be generated due to S-O asymmetric stretching vibrations (ν at 1215 and 1210 S-O 355 as cm-1)”
Pure and mixed aqueous micellar solutions of Sodium Dodecyl sulfate (SDS) and Dimethyldodecyl Amine Oxide (DDAO): Role of temperature and composition DOI: 10.1016/j.jcis.2020.08.002 -
Nucleic acid confiança 1,0
“From the FTIR data it is clear that an increase in the content of nucleic acids (visible via cm-1) bands at 1215, 1082 and 964 progressed significantly from the beginning, reaching its maximum cm-1)”
Kochan 等 - 2020 - Vibrational Spectroscopy as a Sensitive Probe for DOI: 10.3390/s20123452 -
Carbonyl (C=O) confiança 1,0
“Comparing the ABS spectrum with the purified samples, it is possible to detect the appearance of three new absorbance peaks that are related to it is possible to detect the appearance of three new absorbance peaks that are related to the su”
Enhancing the Interface Behavior on Polycarbonate/Elastomeric Blends: Morphological, Structural, and Thermal Characterization DOI: 10.3390/polym15071773
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