What absorbs at 3280 cm⁻¹ in an FTIR spectrum?
A band near 3280 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 9 | 8 | 0.9 |
| N h | 7 | 5 | 0.9 |
| Secondary amine | 1 | 1 | 0.9 |
| Hydrogen bond | 1 | 1 | 0.9 |
| Ring structure | 1 | 1 | 0.9 |
| Amine primary | 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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Ring structure आत्मविश्वास 0.9
“Text: 'ring at 3280 cm-1' and 'hydrogen bonding environments'.”
Hicks 等 - 2015 - Changes in hydrogen bonding in protein plasticized DOI: 10.1002/app.42166 -
Hydroxyl (O-H) आत्मविश्वास 0.9
“Assigned to O-H.”
Ogunsile 等 - 2020 - Green synthesis of silver nanoparticles from leaf DOI: 10.1088/1757-899X/805/1/012032 -
आत्मविश्वास 0.9
“Explicit assignment: '3280 due to N-H stretching of amide A band in proteins'”
Toziou 等 - 2018 - Quantification of live Lactobacillus acidophilus i DOI: 10.1016/j.jpba.2018.03.009 -
N h आत्मविश्वास 0.9
“Stretching vibration absorption peak of N-H group at 3280 cm-1.”
Zhang 等 - 2018 - Study on molecular structure and property of highl DOI: 10.1016/j.jaap.2018.05.018 -
Hydroxyl (O-H) आत्मविश्वास 0.9
“Explicit assignment in text.”
Abead 等 - 2023 - Study physical characteristics of Polyvinyl Alcoho DOI: 10.15764/pche.2014.02001. -
N h आत्मविश्वास 0.9
“Explicit assignment: 'N-H stretch in the region 3280 and 3320'”
Al Hawesah 等 - 2021 - Improving the Temperature Sensitivity of Bitumen f DOI: 10.3311/PPci.18351 -
N h आत्मविश्वास 0.9
“Text: '∼3280 sharp peak at (N H stretching vibration)'”
Almeida 等 - 2013 - Synthesis of a dextran based thermo-sensitive drug DOI: 10.1016/j.ijbiomac.2013.07.002 -
Hydroxyl (O-H) आत्मविश्वास 0.9
“Broad peak assigned to -OH groups.”
Atta 等 - 2023 - Fabrication, Structural Properties, and Electrical DOI: 10.3390/polym15143067
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.
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