What absorbs at 754 cm⁻¹ in an FTIR spectrum?
A band near 754 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 8 cited sources
تعيينات المجموعات الوظيفية المحتملة
| مجموعة وظيفية | حقائق داعمة | المصادر المستشهد بها | أعلى ثقة |
|---|---|---|---|
| Alkyl C-H | 4 | 3 | 1,0 |
| Secondary amine | 3 | 3 | 1,0 |
| N h | 2 | 2 | 1,0 |
| Silicon carbon | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| C n single bond | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| Methyl | 1 | 0 | 1,0 |
يعكس الترتيب الأدلة الأدبية المتراكمة، وليس قاعدة واحدة موثوقة. تأكد دائمًا من سياق عينتك.
الأدبيات وراء هذه التعيينات
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الثقة 1,0
“The peaks around 754 are related to the Zr-O stretching vibrations in ZrO 2.”
Photocatalytic activity of ZrO2/TiO2/Fe3O4 ternary nanocomposite for the degradation of naproxen: characterization and optimization using response surface methodology DOI: 10.1038/s41598-022-14676-y -
Amide الثقة 1,0
“cm-1 The bands located at 754 and 788-821 are assigned respectively to the stretching vibration of C-N band and”
Structural study of the effect of mineral additives on the transparency, stability, and aging of silicate gels DOI: 10.1007/s10971-020-05385-x -
Alkyl C-H الثقة 1,0
“https://doi.org/10.1371/journal.pone.0248465.g002 cm-1 spectral peak observed around 670 corresponds to C = C bending of disubstituted alkene cm-1 class and absorption peaks at 754 and 875 belong to disubstituted C-H bending.”
Characterization of thermal storage stability of waste plastic pyrolytic char modified asphalt binders with sulfur DOI: 10.1371/journal.pone.0248465 -
Silicon (Si) الثقة 1,0
“Absorption peaks appearing at cm-1 cm-1 754 and 844 are associated with bending vibration of Si-C.”
Li 等 - 2018 - Thermal insulation of silica aerogelPMMA composit DOI: 10.1515/secm-2017-0248 -
N h الثقة 1,0
“The most dismost distinctive bands for these compounds are observed at 1270 and 754 due to due to the stretchtinctive bands for these compounds are observed at 1270 and 754 cm-1 the stretching vibrations of the CN group and wagging vibratio”
TG-DSC and TG-FTIR Studies of Annelated Triazinylacetic Acid Ethyl Esters—Potential Anticancer Agents DOI: 10.3390/molecules28041735 -
N h الثقة 1,0
“The observation was further strengthened by 2 cm-1 the sharp absorption band at 754 in the spectrum of the ligand, due to NH deformation 2”
Osunniran 等 - 2020 - TOXICOLOGICAL ASSESSMENT OF SYNTHESIZED AND CHARAC DOI: 10.4314/bcse.v34i3.6 -
Alkyl C-H الثقة 1,0
“cm-1 occupied by asymmetric & symmetric vibration bands of the H-N C-H peak appears at 754”
Electrocatalytic performance of NiNH2BDC MOF based composites with rGO for methanol oxidation reaction DOI: 10.1038/s41598-021-92660-8 -
Alkyl C-H الثقة 1,0
“The absorption 2925cm-1 2854cm-1 754cm-1 mode, and the peak at peaks observed at and are due to is assigned to the wag asymmetric C-H and symmetric C-H stretching vibrations vibration of N-H, which is different in Figure 1(a).”
Zhu 等 - 2013 - Electrochemical Properties of PANI as Single Elect DOI: 10.1155/2013/940153
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