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FTIR 证据并不能可靠地识别出特定的谱库化合物。观察到的光谱与富含氧的有机材料最为一致,该材料含有羟基官能团和可能的 C-O 键,化学上与多元醇或醚-醇类物质相容。排名靠前的谱库命中是 2-[[3-羟基-2,2-双(羟甲基)丙氧基]甲基]-2-(羟甲基)丙烷-1,3-二醇,但检索置信度实际上不存在,并且没有直接或相关的文献证据将分配缩小到该确切结构。
推荐的后续步骤: Recollect the FTIR spectrum with improved signal quality and baseline correction, especially across 3600-2800 cm-1 and 1800-600 cm-1, to better define the O-H envelope and fingerprint region. Check for the presence or absence of carbonyl absorption near 1750-1650 cm-1 and aromatic C-H stretching near 3100-3000 cm-1 to narrow the oxygenated subclass. Compare the sample against authentic spectra of the top library hit and other hydroxyl-rich standards such as polyols or carbohydrate-like materials. Use a complementary method such as Raman, GC-MS, or LC-MS, depending on volatility and solubility, to distinguish between a discrete polyol and a more complex oxygenated material.
| 排名 | 匹配% | 化合物 | SMILES | 光谱编号 | 操作 |
|---|---|---|---|---|---|
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