What absorbs at 959 cm⁻¹ in an FTIR spectrum?
A band near 959 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
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Lignin | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Carbonate | 1 | 1 | 1.0 |
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これらのアサインの根拠となる文献
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Carbonate 信頼度 1.0
“or Raman cm-1 In fully mature minerals, the carbonate ions may subabsorption peak at 959 assigned to the stretching stitute two anionic sites of the apatite structure, either the vibration of phosphate of HA was also observed in cal-”
Chen 等 - 2006 - Corneal calcification chemical composition of cal DOI: 10.1007/s00417-005-1191-0 -
Alkyl C-H 信頼度 1.0
“cm-1 PVC-Li H stretching has been shifted to 2,919 in the cm-1 C-H complex, while rocking mode at 1,255 for pure cm-1 trans C-H PVC shifted to 1,252 and wagging of PVC cm-1 which shows peak at 959 is observed to have shifted cm-1.”
Ramesh 和 Yi - 2009 - FTIR spectra of plasticized high molecular weight DOI: 10.1007/s11581-008-0279-z -
Alkyl C-H 信頼度 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 -
Phosphate (PO4) 信頼度 1.0
“LLM confirmed rule peak-group candidate”
Jabin 等 - 2021 - Quantitative Analysis and Effect of SDF, APF, NaF DOI: 10.5005/jp-journals-10005-1988 -
Hydroxyl (O-H) 信頼度 1.0
“In the FTIR spectrum of the reaction product of guai789 Da Lignin unit IV-(HMDA)-(Lignin unit IV) 3 acol with HMDA one can notice the absence of the band 959 Da Lignin unit VI(-)(+)HMDA(+)(-)Lignin corresponding to O-H stretching bond (cf.”
Santiago-Medina 等 - 2017 - Polycondensation Resins by Lignin Reaction with (P DOI: 10.7569/JRM.2017.634142 -
Lignin 信頼度 1.0
“Wood Sci Technol (2016) 50:953-961 959 cm-1, 1267 and 1140 which are all linked to lignin (Faix 1991).”
Tintner 等 - 2016 - Aging of wood under long-term storage in a salt en DOI: 10.1007/s00226-016-0830-4
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