What absorbs at 919 cm⁻¹ in an FTIR spectrum?
A band near 919 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 6 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
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이 할당의 배경이 되는 문헌
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Alkyl C-H 신뢰도 1.0
“The aliphatic bands in the xylite sample BEX at 2,919 cm-1 2,851 show lower intensities in the chars.”
Georgakopoulos 等 - 2003 - Study of low rank Greek coals using FTIR spectrosc DOI: 10.1080/00908310390232442 -
C c single bond 신뢰도 1.0
“1046.54 1024.02 CH rocky 945.02 2 C-C Stretching 918.58”
Abead 等 - 2023 - Study physical characteristics of Polyvinyl Alcoho DOI: 10.15764/pche.2014.02001. -
Metal oxygen 신뢰도 1.0
“The peaks at 943 and 919 cm-1 in 1 cm-1 cm-1 ν 1 919 in and at 939 and 915 in {P 2W 17} could be assigned to terminal as(W O t) vibration.”
Ibrahim 等 - 2020 - Synthesis, Characterization, Electrochemistry, Pho DOI: 10.3390/molecules25184229 -
Hydroxyl (O-H) 신뢰도 1.0
“stretching), 918.86 (O-H bending in finger print region), 761.61 (Aromatic region in finger print).”
Kumar 等 - 2018 - Identification of Degradant Products of Saroglitaz DOI: 10.5530/ijper.52.4.74 -
Ring structure 신뢰도 1.0
“It is worthy to remind here However, the performed calculations clearly suggest that the cm-1 the sensitivity of the band with peak frequency at 919 to modes underlying those frequencies are due to CNN and ring isotopic substitution (see Fi”
Low-Temperature FTIR Spectroscopic and Theoretical Study on an Energetic Nitroimine: Dinitroammeline (DNAM) DOI: 10.1021/jp711153g -
Hydroxyl (O-H) 신뢰도 1.0
“These new variables intrinsically carry the information Finally, linalool-EO showed the characteristic O-H stretch at 3402 cm-1, vinyl C-H of the original variables, extrapolating the most important underlying information of the C-H out-of-”
Rapid Classification and Recognition Method of the Species and Chemotypes of Essential Oils by ATR-FTIR Spectroscopy Coupled with Chemometrics DOI: 10.3390/molecules27175618
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