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FTIR证据不支持确认为N-(苯甲基)乙酰胺,尽管它是最接近的谱库条目。观察到的谱图更广义地描述为具有强脂肪族特征和类似酯的C=O/C-O模式的含羰基有机材料。这个更广泛的方向比特定的酰胺或含氮归属在化学上更可支持。
推荐的后续步骤: Re-examine the full spectrum for a weak or broad N-H/O-H stretching region between about 3200 and 3600 cm-1 to test amide or alcohol involvement. Inspect the 1600-1500 cm-1 region for aromatic ring bands; their presence or absence would help distinguish benzyl/aromatic compounds from aliphatic esters. Check for the characteristic ester pair by confirming a strong C=O near 1735 cm-1 together with intense C-O bands across roughly 1300-1000 cm-1. If available, run GC-MS or LC-MS to determine whether the sample is a long-chain ester, another oxygenated aliphatic compound, or a mixture.
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FTIR.fun
The user from Taiwan (IP: 2407::) uploaded a DOCX file containing three IR spectra. Swipe up to view the qualitative analysis of the second spectrum. The user also expressed intent to calculate sample thickness using interference peaks. Here is the original spectrum of the sample extracted from the DOCX
en&2This sample appears to be more similar to PVC or its copolymer. Please use the "Spectrum Search" function on this site and enter "PVC" to view the corresponding reference spectrum.
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