What absorbs at 880 cm⁻¹ in an FTIR spectrum?
A band near 880 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 |
|---|---|---|---|
| Carbonate | 2 | 2 | 0.95 |
| Alkyl C-H | 2 | 2 | 0.7 |
| C-O single bond | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 0.9 |
| Fluorine (C-F) | 1 | 1 | 0.9 |
| Silicon hydride | 1 | 1 | 0.9 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
| Aromatic ring | 1 | 1 | 0.7 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.5 |
| Siloxane (Si-O-Si) | 1 | 0 | 0.8 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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C-O single bond 신뢰도 1.0
“Explicit assignment in text”
Gregorio 等 - 2017 - Analysis of human bodily fluids on superabsorbent DOI: 10.1016/j.talanta.2016.10.061 -
Carbonate 신뢰도 0.95
“Explicit assignment: 'The band areas of 1460 and 880 cm-1 are attributed to the presence of carbonate.'”
Veerasingam 和 Venkatachalapathy - 2014 - Estimation of carbonate concentration and characte DOI: 10.1016/j.infrared.2014.06.005 -
Phosphate (PO4) 신뢰도 0.9
“Explicit assignment in text.”
Nie 等 - 2011 - Synergistic effects of ferric pyrophosphate (FePP) DOI: 10.1002/pat.1590 -
신뢰도 0.9
“Peak at 880 assigned to bending mode of Si-H bonds.”
Seba 等 - 2009 - Correlation between physicochemical and electrical DOI: 10.4028/www.scientific.net/MSF.609.129 -
신뢰도 0.9
“Assigned to hemiacetal bonds between carbonyl and neighboring groups.”
Abouzeid 等 - 2020 - In situ mineralization of nano-hydroxyapatite on b DOI: 10.4236/msa.2016.78039. -
Carbonate 신뢰도 0.9
“Explicit assignment: '880 cm-1 correspond to calcite'”
Bezerra 等 - 2019 - DOI: 10.1590/s1678-86212019000300327 -
Silicon hydride 신뢰도 0.9
“Absorption band centered at 880 cm-1 assigned to Si-H bonds.”
Debieu 等 - 2010 - Effect of annealing and Nd concentration on the ph DOI: 10.1063/1.3510521 -
신뢰도 0.9
“Bands ascribed to phosph”
Gieroba 等 - 2023 - Application of Vibrational Spectroscopic Technique DOI: 10.3390/ijms24032630
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