What absorbs at 2323 cm⁻¹ in an FTIR spectrum?
A band near 2323 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 6 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Carbon dioxide | 2 | 2 | 1.0 |
| Water (H2O) | 2 | 2 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 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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Water (H2O) 신뢰도 1.0
“BR exhibits three water bands at 2323, 2500 in the Batho-minus-rhodopsin difference spectrum”
Ota 等 - 2006 - Structural changes in the Schiff base region of sq DOI: 10.1021/bi051937l -
Carbon dioxide 신뢰도 1.0
“The corre2323 and 2345 (O=C=O stretching) and cm-1 spondingbandareasandtheirassignmentsaredetailed 3400 (-OH vibrational stretch) corresponding b-glucan in Table 1.”
Pemmaraju 等 - 2016 - Modulation of Candida albicans Biofilm by Differen DOI: 10.1007/s11046-016-9992-8) -
Water (H2O) 신뢰도 1.0
“This is also the case for strongly hydrogen-bonded (-), SrSRI SrSRI the minus spectrum, the bands at 3492 K cm-1 water molecules in BR (2323, 2292, and 2171 bands (-), (+)”
Suzuki 等 - 2008 - Structural Changes of Salinibacter Sensory Rhodops DOI: 10.1021/bi801358b -
Carbon dioxide 신뢰도 1.0
“The band at 2323 shows the existence of CO 2.”
Abozaid 等 - 2018 - Characterization of Neodymium Doped Calcium Tungst DOI: 10.2298/SOS1804445A -
신뢰도 1.0
“2368.44cm-1 2323.25cm-1 that appeared at and indicate the made a significant alteration due to aggregation of GV presence of nitrogen linkage, which is present in the molecules on the surface of sorbent, which might reduce the structure of”
Akram 等 - 2021 - Kinetic and Isothermal Investigations of Cost-Effe DOI: 10.1155/2021/5549536 -
Alkene (C=C) 신뢰도 0.9
“Explicit assignment: 'vibrations at wavenumbers 2323 ... indicating the presence of C=C'.”
High Selectivity Fuel from Efficient CO2 Conversion by Zn-Modified rGO and Amine-Functionalized CuO as a Photocatalyst DOI: 10.3390/ma16124314
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