What absorbs at 2400 cm⁻¹ in an FTIR spectrum?
A band near 2400 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 7 cited sources
Ugawaji unaowezekana wa vikundi vya kazi
| Kikundi cha kazi | Ukweli unaounga mkono | Vyanzo vilivyotajwa | Uaminifu wa juu |
|---|---|---|---|
| Carbon dioxide | 3 | 3 | 0.9 |
| Alkyl C-H | 2 | 1 | 0.8 |
| C n single bond | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.8 |
Cheo kinaonyesha ushahidi wa fasihi uliokusanywa, si sheria moja yenye mamlaka. Thibitisha kila mara dhidi ya mazingira ya sampuli yako.
Fasihi nyuma ya ugawaji huu
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Carbon dioxide uaminifu 0.9
“CO2 peak in range 2400-2220 cm-1.”
Kara 等 - 2020 - Characterization and kinetics analysis of the ther DOI: 10.3906/kim-2004-62 -
Carbon dioxide uaminifu 0.9
“Text: 'about 2400cm-1 (characterised by the presence of the CO2)'”
Sciutto 等 - 2017 - A Multivariate Methodological Workflow for the Ana DOI: 10.1155/2017/4938145 -
C n single bond uaminifu 0.9
“Absorption bands between 2400 and 2000 characteristic for triple bonds in nitrile (CN) and acetylene.”
Stahel 等 - 2023 - Antibacterial Thin Films Deposited from Propane-Bu DOI: 10.3390/ijms24021706 -
Carbon dioxide uaminifu 0.8
“Peak at 2300-2500 cm-1 from ambient CO2.”
Chung 等 - 2011 - Effect of reactive gases flow ratios on the micros DOI: 10.1016/j.tsf.2011.01.151 -
Alkyl C-H uaminifu 0.8
“Bands at 2400 cm-1 ascribed to stretching vibrations of alkanes (C-H).”
Ismail 等 - 2020 - Evaluation of a naturally derived tannin extracts DOI: 10.1007/s13202-019-0717-7 -
N h uaminifu 0.8
“Text: '2200cm-1~2400cm-1 ... (stretching vibration)'”
Lang 等 - 2018 - Dehydrogenation and reaction pathway of Perovskite DOI: 10.1016/j.pnsc.2018.02.002 -
uaminifu 0.6
“Text: 'The band at ca. 2400 ... corresponds to the interaction between two water molecules'”
Bruzdziak 等 - 2018 - Taurine as a water structure breaker and protein s DOI: 10.1007/s00726-017-2499-x
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