Hydroxyl (O-H) — FTIR absorption peaks and assignments
These are the characteristic FTIR wavenumbers where Hydroxyl (O-H) tends to absorb, compiled from published literature and ranked by supporting evidence. Each assignment is traceable to a source (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Characteristic FTIR peaks for Hydroxyl (O-H)
| Număr de undă (cm⁻¹) | Fapte suport | Surse citate | Încredere maximă |
|---|---|---|---|
| 3400 | 146 | 131 | 1,0 |
| 3500 | 76 | 72 | 1,0 |
| 3300 | 69 | 67 | 1,0 |
| 3000 | 47 | 42 | 1,0 |
| 3200 | 40 | 30 | 0,95 |
| 3450 | 38 | 35 | 1,0 |
| 3600 | 34 | 31 | 1,0 |
| 3350 | 29 | 26 | 1,0 |
| 3440 | 24 | 23 | 1,0 |
| 1640 | 24 | 21 | 1,0 |
| 3430 | 22 | 22 | 1,0 |
| 3425 | 20 | 19 | 1,0 |
| 3100 | 18 | 14 | 1,0 |
| 3448 | 16 | 15 | 1,0 |
| 3420 | 15 | 15 | 0,95 |
| 3700 | 15 | 12 | 1,0 |
| 3250 | 14 | 13 | 1,0 |
| 3620 | 12 | 11 | 1,0 |
| 3433 | 11 | 11 | 1,0 |
| 3421 | 11 | 11 | 1,0 |
| 3340 | 11 | 11 | 1,0 |
| 3390 | 11 | 11 | 0,95 |
| 3428 | 11 | 10 | 1,0 |
| 3423 | 11 | 10 | 0,9 |
| 3410 | 10 | 10 | 1,0 |
| 3422 | 10 | 10 | 1,0 |
| 3380 | 10 | 10 | 1,0 |
| 3442 | 10 | 10 | 0,9 |
| 3360 | 10 | 10 | 0,9 |
| 1630 | 10 | 9 | 1,0 |
Showing the 30 best-supported peaks of 717 total for Hydroxyl (O-H).
Literatura din spatele acestor atribuiri
-
3426 cm⁻¹ încredere 1,0
“peak in absorption of 3425.6 which showed the 1033.8 While the variation of PA-2 and PA-5 presence of OH bonds.”
Aritonang 等 - 2019 - Grafting of Oleic Acid On Cyclic Natural Rubber Re DOI: 10.13005/ojc/350119 -
3409 cm⁻¹ încredere 1,0
“The FTIR bands observed at 3409 and 1621 are due to the O-H stretching mode of hydroxyl group.”
Arunkumar 和 Alagiri - 2017 - Synthesis and Characterization of Spindle-Like TiO DOI: 10.1007/s10876-017-1245-6 -
842 cm⁻¹ încredere 1,0
“6observed in the wavenumber region 820-870 The investigation of peak profile of PF a band with octahedral symmetry (O h) of polymer salt system (Fig 8 a) suggests the presence of asymmetry in the characteristic band with cm-1 maxima at 842”
Arya 等 - 2018 - Effect of variation of different nanofillers on st DOI: 10.1007/s11581-016-1784) -
3333 cm⁻¹ încredere 1,0
“The hydrolytic degradation of PVA nanofibers in the exposure of phosphate buffer solution (PBS) was confirmed by cm21 ATR-FTIR results in which a change at the intensity of the characteristic peak located at 3333 corresponding to hydroxyl g”
Askari 等 - 2016 - Three-layered electrospun PVAPCLPVA nanofibrous DOI: 10.1002/app.43309 -
3258 cm⁻¹ încredere 1,0
“hydroxyl group stretching is observed at 3258 This is due to the interaction of”
Ashwini 等 - 2021 - Synthesis and Characterization of Zinc Oxide Nanop DOI: 10.3390/catal11121507 -
1200 cm⁻¹ încredere 1,0
“The baseline was subtracted from the raw nitrogencooledMCT-Adetector.Forpolarizedinfraredmeasurements,a spectrum and the OH absorption band area was calculated by 1200line/mmzincselenidewiregridpolarizerwasused.Spectrawere acquiredwitha100µ”
Aubaud 等 - 2009 - Calibration of the infrared molar absorption coeff DOI: 10.1016/j.chemgeo.2009.01.001 -
3380 cm⁻¹ încredere 1,0
“Besides, heterocyclic aromatic compounds such as quinoline cm-1 observed at 3380 (O H stretching in hydroxyl Bands and quinazoline were observed.”
Avanthi 和 Banerjee - 2016 - A strategic laccase mediated lignin degradation of DOI: 10.1016/j.indcrop.2016.08.009 -
1120 cm⁻¹ încredere 1,0
“The peak cm-1 normal at 1120 modes at the center of the Brillouin zone is given by [22] appearing is related to the vibration of hydroxyl-tin cm-1 (Sn OH) bond.”
Azam 等 - 2012 - Effect of Mn doping on the structural and optical DOI: 10.1016/j.jallcom.2012.01.072
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