What absorbs at 1537 cm⁻¹ in an FTIR spectrum?
A band near 1537 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| N h | 2 | 2 | 0.9 |
| Alkene (C=C) | 2 | 2 | 0.9 |
| C n single bond | 1 | 1 | 0.9 |
| Urethane | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.8 |
| C c single bond | 1 | 0 | 0.9 |
| N-O bond | 1 | 0 | 0.9 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
Alkene (C=C) 信心 0.9
“Decrease in peak intensity at 1537 attributed to C=C.”
Hernandez 等 - 2019 - Correlation between mechanical and microstructural DOI: 10.1177/0095244318798171 -
Urethane 信心 0.9
“Peak attributed to urethane group.”
Ishida 等 - 2020 - A study of molecular architectural dynamics of cro DOI: 10.1016/j.polymdegradstab.2020.109242 -
信心 0.9
“Peak at 1537 cm-1 assigned to amide II protein.”
Elsheikha 等 - 2020 - Impact of Neospora caninum Infection on the Bioene DOI: 10.3390/pathogens9090710 -
信心 0.9
“Negative band at 1537 cm-1 assigned to ethylenic stretching vibration of all-trans chromophore.”
Kawanabe 和 Kandori - 2009 - Photoreactions and Structural Changes of Anabaena DOI: 10.3390/s91209741 -
N h 信心 0.9
“Peaks at 1310 and 1537 due to NH- and C-N stretch.”
Paul 等 - 2013 - Antimicrobial, mechanical and thermal studies of s DOI: 10.3390/jfb4040358 -
Alkene (C=C) 信心 0.8
“Text says 'C=C stretching peaks of CB were observed at 3200 and 1537 respectively.'”
Deef-Allah 和 Abdelrahman - 2021 - Effect of used motor oil as a rejuvenator on crumb DOI: 10.1177/1477760620918600 -
Amide 信心 0.8
“Text: 'amide II between 1567 and 1537'.”
Wiens 等 - 2016 - High spatial resolution (1.1 mu m and 20 nm) FTIR DOI: 10.1039/c5fd00168d -
N h 信心 0.7
“Text: 'amine group (1537 moving cm-1 the carbonyl group'”
Colom 等 - 2022 - Towards Circular Economy by the Valorization of Di DOI: 10.3390/polym14061090
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