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
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| 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 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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Alkene (C=C) 신뢰도 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 신뢰도 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 -
신뢰도 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 -
신뢰도 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 신뢰도 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) 신뢰도 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 신뢰도 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 신뢰도 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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