What absorbs at 1746 cm⁻¹ in an FTIR spectrum?
A band near 1746 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
संभाव्य कार्यात्मक-गट नियुक्त्या
| कार्यात्मक गट | समर्थन करणारी तथ्ये | उद्धृत स्रोत | सर्वोच्च आत्मविश्वास |
|---|---|---|---|
| Carbonyl (C=O) | 3 | 3 | 1.0 |
| Ester | 3 | 2 | 1.0 |
| Lipid | 1 | 1 | 0.9 |
रँकिंग संचित साहित्य पुरावा प्रतिबिंबित करते, एकच अधिकृत नियम नाही. नेहमी तुमच्या नमुना संदर्भाविरुद्ध पुष्टी करा.
या नियुक्त्यांमागील साहित्य
-
Ester आत्मविश्वास 1.0
“Explicit assignment in text.”
Alpandi 等 - 2022 - Characterization of Malaysian Jatropha Seed Oil an DOI: 10.3390/pr10122577 -
Carbonyl (C=O) आत्मविश्वास 1.0
“Strong absorption attributed to C=O stretching”
Seslija 等 - 2018 - Physico-chemical evaluation of hydrophobically mod DOI: 10.1016/j.ijbiomac.2018.03.006 -
Carbonyl (C=O) आत्मविश्वास 0.9
“Text: 'ester carbonyl stretch at 1746' and 'C-O diesel is monitored by the ester stretch (1746'”
Ault 和 Pomeroy - 2012 - Quantitative Investigations of Biodiesel Fuel Usin DOI: 10.1021/ed101097n -
Carbonyl (C=O) आत्मविश्वास 0.9
“Explicit assignment: 'ester carbonyl peak at 1746'.”
Khaksar 等 - 2014 - Nisin-loaded alginate-high methoxy pectin micropar DOI: 10.1111/ijfs.12516 -
आत्मविश्वास 0.9
“Explicitly stated: '1746.24 (-HC=CH-); ester'”
Alam 等 - 2020 - Development of Hydrophobic, Anticorrosive, Nanocom DOI: 10.3390/polym12122886 -
Lipid आत्मविश्वास 0.9
“Correlation between FTIR absorbance at 1746 cm-1 and lipids concentrations quantified by fluorescence after Nile-Red staining.”
Scarsini 等 - 2021 - Metabolite Quantification by Fourier Transform Inf DOI: 10.3389/fpls.2021.756421 -
आत्मविश्वास 0.8
“Assigned to polymer chemical structures within wood.”
Mattos 等 - 2015 - Wood-polymer composites prepared by in situ polyme DOI: 10.1590/0104-1428.1868
या बँडसह स्पेक्ट्रम आहे का?
तुमचे FTIR स्पेक्ट्रम अपलोड करा आणि सेकंदात पूर्ण व्याख्या अहवाल मिळवा — साहित्य संदर्भांसह शिखर नियुक्त्या, लायब्ररी मॅचेस, आणि आत्मविश्वास-रेट केलेली पुरावा साखळी.
माझ्या स्पेक्ट्रमचे व्याख्या करा