請查看上方報告。如果需要後續討論,請使用下方的評論。
常規FTIR證據不支援將此樣品確定為頂部譜庫命中,即使該條目仍然是可用的最近譜庫標籤。測量光譜更安全地描述為含羰基的有機材料,顯示烷基C-H譜帶,可能含有酯和/或醯胺官能團以及可能的芳香族或取代烴特徵。這一更廣泛的方向得到強羰基區域和多個C-O/C-N型指紋譜帶的支持,但整體譜庫匹配品質非常弱,沒有直接或相關文獻證據可以確認更狹窄的歸屬。
建議的下一步: Re-measure the FTIR spectrum with improved signal quality and baseline control, especially in the 1800-1500 and 1300-1000 cm-1 regions, to better distinguish ester versus amide/urethane contributions. Inspect the sample by ATR-FTIR and, if possible, transmission or reflection using a clean replicate to determine whether the 3371 and 3849 cm-1 features are intrinsic or due to moisture/surface effects. Compare the sample specifically against authenticated spectra of ester-containing acrylic materials, amide/lactam-containing polymers, and urethane-containing coatings, since those classes are more consistent with the observed functional groups than a chlorine-led assignment. If the material identity is important, confirm with complementary analysis such as Raman spectroscopy, pyrolysis-GC/MS, or NMR to determine whether the sample is a polymer, coating, or mixed organic formulation.
| 排名 | 匹配% | 化合物 | SMILES | 光譜編號 | 動作 |
|---|---|---|---|---|---|
| 正在載入資料庫候選... | |||||
| # | 波數 (cm⁻¹) | 吸光度 | 分配 | 引用 | 歸屬狀態 | |
|---|---|---|---|---|---|---|
| 1 | · | 1687 | 1.00 | - | - | - |
| 2 | · | 1726 | 0.84 | - | - | - |
| 3 | · | 1461 | 0.74 | - | - | - |
| 4 | · | 2931 | 0.38 | - | - | - |
| 5 | · | 698 | 0.35 | - | - | - |
| 6 | · | 1163 | 0.33 | - | - | - |
| 7 | · | 1241 | 0.32 | - | - | - |
| 8 | · | 761 | 0.27 | - | - | - |
| 9 | · | 1376 | 0.24 | - | - | - |
| 10 | · | 1491 | 0.24 | - | - | - |
| 11 | · | 1518 | 0.23 | - | - | - |
| 12 | · | 2857 | 0.21 | - | - | - |
| 13 | · | 1333 | 0.21 | - | - | - |
| 14 | · | 3371 | 0.14 | - | - | - |
| 15 | · | 3023 | 0.14 | - | - | - |
| 16 | · | 3849 | 0.11 | - | - | - |
使用此區域繼續解讀、提問或新增額外驗證證據。
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