What absorbs at 3053 cm⁻¹ in an FTIR spectrum?
A band near 3053 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
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1.0 |
| Amide | 3 | 3 | 1.0 |
| N h | 2 | 2 | 1.0 |
| Methacrylate | 2 | 2 | 1.0 |
| Ketone | 2 | 2 | 1.0 |
| Ester | 2 | 2 | 1.0 |
| Carboxyl (COOH) | 2 | 2 | 1.0 |
| Carbonyl (C=O) | 2 | 2 | 1.0 |
| Acetate | 2 | 2 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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N h 신뢰도 1.0
“Absence of ν(NH) band at 3053 cm-1 due to loss of hydrogen”
Ni-thiosaccharinate complexes: synthesis, characterization and DFT studies. Biological properties as superoxide dismutase mimetics and as anti-carcinogenic agents DOI: 10.1016/j.ica.2019.04.040 -
Acetate 신뢰도 1.0
“Ebastine at 1269 (C-N stretch), 1450 shown in Table 1 ranging from +18.9 mV to + cm-1 (C=C stretch), 1678 (C=O stretch) and 3053 32.6 mV and the PDI values of the prepared cm-1 (C-H stretch) were present in ebastine formulations were found”
Khom 等 - 2014 - Development of Mucoadhesive Nanoparticulate System DOI: 10.4314/tjpr.v13i7.2 -
Alkyl C-H 신뢰도 1.0
“Although mostly overlapped by the O-H band, the stretching vibration of the C-H bond from the methylene group, as well as from the aromatic rings can still be observed at 2939, 2868 and 3053 cm-1, respectively.”
Stability and Compatibility Studies of Levothyroxine Sodium in Solid Binary Systems—Instrumental Screening DOI: 10.3390/pharmaceutics12010058 -
Acetate 신뢰도 1.0
“Additionally, IV and C=O bending in proteins (Schmitt bands were present for 3053 (amide B cm-1 a higher intensity of the band correspondand Fleming., 1998).”
Merma 等 - 2017 - DOI: 10.1590/0370-446720167000063 -
신뢰도 1.0
“Amide A: peptide, protein N-H stretching 3053 Amide B: peptide, protein N-H stretching 2948”
Metabolic Profile Characterization of Different Thyroid Nodules Using FTIR Spectroscopy: A Review DOI: 10.3390/metabo12010053 -
Alkyl C-H 신뢰도 1.0
“For acridine (spectrum a), the bands at 3052.6, cm-1 C-H 1400, 731.5 correspond to aromatic stretching vibra-”
Structural diversity of cocrystals formed from acridine and two isomers of hydroxybenzaldehyde: 3-hydroxybenzaldehyde and 4-hydroxybenzaldehyde DOI: 10.1039/d3ra02300a -
Alkyl C-H 신뢰도 1.0
“LLM confirmed rule peak-group candidate”
Spepi 等 - 2016 - Experimental and DFT Characterization of Halloysit DOI: 10.1517/17425247.2016.1169271.
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