What absorbs at 1074 cm⁻¹ in an FTIR spectrum?
A band near 1074 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
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Silicon-oxygen (Si-O) | 1 | 1 | 1.0 |
| Perchlorate | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.9 |
| Lipid | 1 | 1 | 0.8 |
| Protein | 1 | 1 | 0.8 |
| Carbohydrate | 1 | 1 | 0.8 |
| Phospholipid | 1 | 1 | 0.8 |
| Nucleic acid | 1 | 1 | 0.8 |
| Silanol (Si-OH) | 1 | 0 | 0.9 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
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Silicon-oxygen (Si-O) 信頼度 1.0
“Explicit assignment: Si-O stretching vibrations at 1073.93 cm-1 representing quartz.”
Khoshdast 等 - 2021 - A Novel Open-System Method for Synthesizing Muscov DOI: 10.3390/min11030269 -
Metal oxygen 信頼度 0.9
“Sharp peak at 1074 cm⁻¹ assigned to Al-O stretching vibrations.”
Sehrawat 等 - 2019 - An energy-efficient novel emerald Er3+ doped SrGdA DOI: 10.1016/j.ceramint.2019.08.118 -
信頼度 0.9
“Explicit assignment in text.”
Aguilar 等 - 2019 - Biomedical Grade Stainless Steel Coating of Polyca DOI: 10.3390/polym11040584 -
信頼度 0.9
“Text: 'peaks at 1171 and 1074 due to asymmetric and symmetric stretching of S=D=S'”
Santos Almeida Junior 等 - 2013 - Castor Oil and Commercial Thermoplastic Polyuretha DOI: 10.1590/S1516-14392013005000068 -
Perchlorate 信頼度 0.9
“Text: 'the strongest perchlorate peak at 1074 corresponds to asymmetric stretching mode'.”
Shetty 等 - 2021 - Effect of new crystalline phase on the ionic condu DOI: 10.1007/s10965-021-02781-x -
信頼度 0.9
“Explicit assignment in text: 'anhydride group CO-O-CO'”
Yau 等 - 2020 - An investigation of the stirring duration effect o DOI: 10.1371/journal. -
Nucleic acid 信頼度 0.8
“Text states peaks at 879 cm-1 and 1074 cm-1 correspond to functional groups of these biomolecules.”
Potocki 等 - 2019 - FTIR and Raman Spectroscopy-Based Biochemical Prof DOI: 10.3390/ijms20040988 -
信頼度 0.5
“Identified for primary and secondary (groups not fully specified)”
Kabra 等 - 2019 - Phytochemical Composition, Antioxidant, and Antimi DOI: 10.3390/biom9080357
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