What absorbs at 1558 cm⁻¹ in an FTIR spectrum?
A band near 1558 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 | 3 | 3 | 0.9 |
| Aromatic ring | 2 | 2 | 0.9 |
| Amine primary | 1 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.9 |
| C n single bond | 1 | 1 | 0.9 |
| C=n | 1 | 1 | 0.9 |
| Protein beta sheet | 1 | 1 | 0.8 |
| N c o | 1 | 1 | 0.7 |
रँकिंग संचित साहित्य पुरावा प्रतिबिंबित करते, एकच अधिकृत नियम नाही. नेहमी तुमच्या नमुना संदर्भाविरुद्ध पुष्टी करा.
या नियुक्त्यांमागील साहित्य
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आत्मविश्वास 0.9
“Text: 'amorphous lignin was still present indicated with IR transmission peak at 1558 cm-1'”
Solikhin 等 - 2019 - Nanostructural, Chemical, and Thermal Changes of O DOI: 10.1007/s12649-017-0098-4 -
C=n आत्मविश्वास 0.9
“Band at 1558 cm-1 due to vibration of C=N, pyridine ring.”
Sundaramahalingam 等 - 2021 - Structural and electrical behaviours of amino acid DOI: 10.1007/s12034-021-02464-9 -
आत्मविश्वास 0.9
“Explicit assignment: 'The peaks at 1558 show the bond C-C stretch (in-ring) as the functional group for aromatics'.”
Al-Shaibani 等 - 2021 - Enhanced Pharmaceutically Active Compounds Product DOI: 10.3390/molecules26092510 -
C n single bond आत्मविश्वास 0.9
“Band at 1558 cm-1 attributed to C-N and N-H bending in amide II.”
Gabriela Chuc-Gamboa 等 - 2021 - Antibacterial Behavior of Chitosan-Sodium Hyaluron DOI: 10.3390/app1103 -
Aromatic ring आत्मविश्वास 0.9
“Assigned to quinoid ring stretching”
Hidayat 等 - 2016 - Effect of Polyaniline Polymerization Methods on Th DOI: 10.1063/1.4958588 -
Amide आत्मविश्वास 0.9
“Explicit assignment in snippet.”
Martins de Queiroz Antonino 等 - 2017 - Preparation and Characterization of Chitosan Obtai DOI: 10.3390/md15050141 -
Hydroxyl (O-H) आत्मविश्वास 0.9
“Bending vibration of OH groups on Fe3O4 surface.”
Shakib 等 - 2023 - Ultrasound-Promoted preparation and application of DOI: 10.1038/s41598-023-33990-7 -
Amide आत्मविश्वास 0.9
“Protein band at 1558 (Amide II)”
Silva 等 - 2020 - ATR-FTIR spectroscopy in blood plasma combined wit DOI: 10.1038/s41598-020-77378-3
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