What absorbs at 1272 cm⁻¹ in an FTIR spectrum?
A band near 1272 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 |
|---|---|---|---|
| C n single bond | 3 | 3 | 0.95 |
| C-O single bond | 2 | 2 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
| Amino acid | 1 | 0 | 1.0 |
| N n bond | 1 | 0 | 0.9 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
-
C-O single bond 신뢰도 1.0
“The is attributed to the C O stretchRaman observed at V.Arjunanetal./SpectrochimicaActaPartA 67 (2007) 1290-1296 1295 1272cm-1”
Arjunan 等 - 2007 - Fourier transform infrared and Raman spectral assi DOI: 10.1016/j.saa.2006.09.044 -
Phosphate (PO4) 신뢰도 1.0
“Stretching vibration of P=O.”
Wang 等 - 2018 - Synthesis of Phosphated K-Carrageenan and Its Appl DOI: 10.3390/polym10111268 -
C n single bond 신뢰도 0.95
“Explicit assignment: '1272 (C-N stretching)'.”
Karuppannan 和 Prashantha - 2010 - Nano structured carbon nitrides prepared by chemic DOI: 10.1117/12.861609 -
C n single bond 신뢰도 0.9
“Explicit assignment in text.”
Ramesh 等 - 2010 - Synthesis of Nano Structured Carbon Nitride by Pyr DOI: 10.1080/10584587.2010.489421 -
C n single bond 신뢰도 0.9
“Peak at 1272 cm-1 originates from C-N stretching vibrations.”
Suneetha 和 Vedhi - 2014 - Synthesis, characterization and electrochemical be DOI: 10.1016/j.clay.2013.12.007 -
Alkene (C=C) 신뢰도 0.9
“Explicit assignment from text.”
Reddy 等 - 2021 - Curcumin encapsulated dual cross linked sodium alg DOI: 10.1016/j.jpha.2020.07.002 -
Hydroxyl (O-H) 신뢰도 0.9
“Text: 'peaks at 1272 and 3362 indicate stretching vibrations of OH group'”
Suhail 等 - 2021 - Preparation and In Vitro Evaluation of AsparticAl DOI: 10.3390/gels7020068 -
C-O single bond 신뢰도 0.8
“Explicit assignment: 'asymmetric stretch) appeared around ... 1272' and context suggests C-O-C”
Alamry 等 - 2021 - The inhibition performance of a novel benzenesulfo DOI: 10.1039/d0ra10317a
이 밴드가 있는 스펙트럼이 있나요?
FTIR 스펙트럼을 업로드하면 몇 초 안에 전체 해석 보고서(문헌 인용이 포함된 피크 할당, 라이브러리 매칭, 신뢰도 평가 증거 체인)를 받을 수 있습니다.
내 스펙트럼 해석