What absorbs at 2270 cm⁻¹ in an FTIR spectrum?
A band near 2270 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 |
|---|---|---|---|
| N c o | 12 | 11 | 0.95 |
| Isocyanate | 6 | 5 | 1.0 |
| Amide | 1 | 1 | 0.8 |
रँकिंग संचित साहित्य पुरावा प्रतिबिंबित करते, एकच अधिकृत नियम नाही. नेहमी तुमच्या नमुना संदर्भाविरुद्ध पुष्टी करा.
या नियुक्त्यांमागील साहित्य
-
Isocyanate आत्मविश्वास 1.0
“Explicit assignment in text.”
Cateto 等 - 2008 - Monitoring of lignin-based polyurethane synthesis DOI: 10.1016/j.indcrop.2007.07.018 -
आत्मविश्वास 0.95
“Explicit assignment: 'disappearance of the isocynate absorption peak'”
Kang - 2014 - Concentration effect on the optical absorption and DOI: 10.1117/12.2061447 -
N c o आत्मविश्वास 0.95
“Text: 'The NCO absorption peak at about 2270 disappeared'”
Wang 和 Jin - 2018 - Preparation and Characterization of Self-Colored W DOI: 10.3390/polym10030289 -
Isocyanate आत्मविश्वास 0.95
“Band at 2270 cm-1 characteristic for isocyanate group; disappearance confirms reaction completeness.”
Slobodinyuk 等 - 2022 - Preparation, Structure and Properties of Urethane- DOI: 10.3390/polym14030524 -
N c o आत्मविश्वास 0.9
“Peak at 2270 cm-1 indicates NCO.”
Bonakdar 等 - 2010 - Preparation and characterization of polyvinyl alco DOI: 10.1016/j.msec.2010.02.017 -
Isocyanate आत्मविश्वास 0.9
“Explicit assignment in text.”
Fu 和 Fan - 2016 - Curing reaction kinetics of HTPE polymer studied b DOI: 10.1007/s10973-016-5485-8 -
Isocyanate आत्मविश्वास 0.9
“Text: 'characteristic isocyanate absorption peak at 2270'”
Kim 和 Kang - 2012 - Optical properties of azo-chromophore attached on DOI: 10.1117/12.999810 -
आत्मविश्वास 0.9
“Explicit assignment: 'FTIR absorption peak at 2270 cm-1 representing asymmetric stretching'.”
Kim 和 Kang - 2014 - Fluorescence resonance energy transfer of sulforho DOI: 10.1016/j.matchemphys.2014.09.006
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