Isocyanate — FTIR absorption peaks and assignments
These are the characteristic FTIR wavenumbers where Isocyanate tends to absorb, compiled from published literature and ranked by supporting evidence. Each assignment is traceable to a source (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Characteristic FTIR peaks for Isocyanate
Bibliographie derrière ces attributions
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2270 cm⁻¹ confiance 1,0
“Explicit assignment in text.”
Cateto 等 - 2008 - Monitoring of lignin-based polyurethane synthesis DOI: 10.1016/j.indcrop.2007.07.018 -
2240 cm⁻¹ confiance 1,0
“N=C=O isocyanate stretching at 2240”
El-Shekeil 等 - 2012 - Effect of pMDI isocyanate additive on mechanical a DOI: 10.1177/0021998310385030) -
2252 cm⁻¹ confiance 0,95
“Explicit assignment in text: 'a band at 2252 is observed, indicating the presence of isocyanate groups (-NCO)'”
Gregori Valdes 等 - 2018 - Synthesis and Characterization of Isosorbide-Based DOI: 10.3390/polym10101170 -
2266 cm⁻¹ confiance 0,95
“Peak height of NCO-absorption at 2266 cm-1 used to follow conversion of isocyanate groups.”
Riehle 等 - 2018 - Data on the synthesis and mechanical characterizat DOI: 10.1016/j.eurpolymj.2018.02.029 -
2270 cm⁻¹ confiance 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 -
2241 cm⁻¹ confiance 0,95
“Text: 'banda característica do grupo isocianato em 2241 cm-1'”
de Almeida 等 - 2016 - Preparation and characterization of polyurethane w DOI: 10.1590/0104-1428.2151 -
2266 cm⁻¹ confiance 0,95
“Explicit assignment: intense band at 2266 characteristic of N=C=O asymmetric stretching.”
de Resende 等 - 2022 - Design of polyurea networks containing anticancer DOI: 10.1002/app.51970 -
2270 cm⁻¹ confiance 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
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