What absorbs at 1652 cm⁻¹ in an FTIR spectrum?
A band near 1652 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
संभाव्य कार्यात्मक-गट नियुक्त्या
| कार्यात्मक गट | समर्थन करणारी तथ्ये | उद्धृत स्रोत | सर्वोच्च आत्मविश्वास |
|---|---|---|---|
| Amide | 10 | 10 | 1.0 |
| Carbonyl (C=O) | 8 | 8 | 1.0 |
| Protein alpha helix | 4 | 4 | 0.9 |
| C n single bond | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.9 |
| C-O single bond | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.8 |
| Protein | 1 | 1 | 0.8 |
| Protein beta sheet | 1 | 1 | 0.8 |
रँकिंग संचित साहित्य पुरावा प्रतिबिंबित करते, एकच अधिकृत नियम नाही. नेहमी तुमच्या नमुना संदर्भाविरुद्ध पुष्टी करा.
या नियुक्त्यांमागील साहित्य
-
Carbonyl (C=O) आत्मविश्वास 1.0
“Explicit assignment in text.”
Bao 等 - 2018 - Manufacturing and characterization of long-acting DOI: 10.1016/j.ijpharm.2018.09.004. -
Amide आत्मविश्वास 1.0
“Amide I band centered at 1652”
Krisanova 等 - 2022 - Amphiphilic anti-SARS-CoV-2 drug remdesivir incorp DOI: 10.1016/j.bbamem.2022.183945 -
Carbonyl (C=O) आत्मविश्वास 0.95
“Explicit assignment: peak at 1652 corresponds to C=O.”
Shahmiri 等 - 2023 - Catalytic performance of PVP-coated CuO nanosheets DOI: 10.1039/d2ra07645d -
Carboxyl (COOH) आत्मविश्वास 0.9
“Explicitly stated as C=O stretching of carboxylic acid at 1652 cm-1.”
Chen 和 Chiang - 2020 - Modification of curcumin-loaded liposome with edib DOI: 10.1016/j.colsurfa.2020.124862 -
Protein alpha helix आत्मविश्वास 0.9
“Explicit assignment: maximum peak at 1652 cm-1 corresponds to a-helix.”
Wang 等 - 2005 - Temperature effect on the structural stability, si DOI: 10.1016/j.bpc.2004.12.004 -
Protein alpha helix आत्मविश्वास 0.9
“Text: 'two peaks at 1629 and 1652 due to β-strands and α-helices'”
Yamasaki 等 - 1998 - Pressure-denatured state of Escherichia coli ribon DOI: 10.1021/bi981046w -
आत्मविश्वास 0.9
“Assigned to C1=C2 stretch and C=O stretch in the text.”
Balazs 等 - 2016 - ATR-FTIR and Raman spectroscopic investigation of DOI: 10.1364/BOE.7.000067 -
Carbonyl (C=O) आत्मविश्वास 0.9
“Explicit assignment in text.”
Chaudhary 等 - 2020 - Development of Biodegradable Agar-AgarGelatin-Bas DOI: 10.3390/biom10060939
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