What absorbs at 1726 cm⁻¹ in an FTIR spectrum?
A band near 1726 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 |
|---|---|---|---|
| Carbonyl (C=O) | 4 | 4 | 1.0 |
| Urethane | 1 | 1 | 0.95 |
| Alkene (C=C) | 1 | 1 | 0.9 |
| Ester | 1 | 1 | 0.9 |
| Aromatic ring | 1 | 1 | 0.7 |
| Alkyl C-H | 1 | 1 | 0.7 |
| Carboxyl (COOH) | 1 | 0 | 0.8 |
| Carbohydrate | 1 | 0 | 0.7 |
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: 'C=O stretching band at 1726 cm-1'”
Pintus 等 - 2021 - A Multi-Analytical Approach for Studying the Effec DOI: 10.3390/polym13244441 -
Urethane आत्मविश्वास 0.95
“Text: characteristic stretching vibration peak of urethane group at 1726 cm-1.”
Kong 等 - 2017 - Preparation and thermal properties of crosslinked DOI: 10.1039/c7ra04504b -
Carbonyl (C=O) आत्मविश्वास 0.9
“Explicit assignment: 'ν (C=O)'.”
Kusrini 等 - 2020 - Synthesis, characterization, and performance of gr DOI: 10.1016/j.apsusc.2019.145005 -
Carbonyl (C=O) आत्मविश्वास 0.9
“Strong carbonyl group (C=O) at 1726 cm-1.”
Kettner 等 - 2022 - Leptolyngbya sp. NIVA-CYA 255, a Promising Candida DOI: 10.3390/biom12040504 -
आत्मविश्वास 0.9
“Explicit assignment.”
Lyszczek 等 - 2022 - A Top-Down Approach and Thermal Characterization o DOI: 10.3390/ma15248826 -
Ester आत्मविश्वास 0.9
“Text: 'cm-1 corresponding to C=O stretch of the ester group.'”
Madhusoodanan 等 - 2022 - Dissolved oxygen as a propulsive parameter for pol DOI: 10.1007/s10668-021-01626-3 -
Carbonyl (C=O) आत्मविश्वास 0.9
“Explicit assignment: 'bands at 1725.67 ... corresponding to C=O C=C'”
Thakur 等 - 2011 - Poly(vinylidene fluoride)-graft-poly(2-hydroxyethy DOI: 10.1039/c0jm02408b -
आत्मविश्वास 0.85
“Peak reflects isocyanurate ring vibration.”
Makki 等 - 2015 - Quantitative spectroscopic analysis of weathering DOI: 10.1016/j.polymdegradstab.2015.09.019
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