What absorbs at 1475 cm⁻¹ in an FTIR spectrum?
A band near 1475 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 5 cited sources
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonate | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
Alkene (C=C) 信心 1.0
“cm-1 cm-1 Characterizations 1714 for C=O stretching and 1475 for aromatic cm-1 C=C stretching in PBAT chains.”
Ibrahim 等 - 2011 - A study of poly vinyl chloridepoly(butylene adipa DOI: 10.1007/s10965-010-9486-1 -
Carbonate 信心 1.0
“A weak band at 1475 neutral density (metal net) filter and an IR-cut filter were also used to 32-) ions44 may be assigned to carbonate (CO at the TiO surface.”
Nakamura 等 - 2003 - In situ FTIR studies of primary intermediates of p DOI: 10.1021/ja029503q -
Carboxyl (COOH) 信心 1.0
“The 1400cm-1 COO-1 correspond to the bands observed at 1475 and asymmetricandsymmetricstretchingvibrations,respectively.The bands for C-O and sulphonate group are also present at 1225 and”
Micelle based synthesis of cobalt ferrite nanoparticles and its characterization using Fourier Transform Infrared Transmission Spectrometry and Thermogravimetry DOI: 10.1016/j.matchemphys.2010.06.029 -
Alkyl C-H 信心 1.0
“Spectrum of the PE film before irradiation show the 05 characteristic absorption peaks of long alkyl chain in the 2919cm-1, 2857cm-1, 1475cm-1, 715cm-1.”
Asghar 等 - 2011 - Comparative Solid Phase Photocatalytic Degradation DOI: 10.1155/2011/461930 -
Alkyl C-H 信心 1.0
“cm-1 observed at 2827 and 2525 The bands observed at 1475 and 1456 in FT-IR spectra are attributed to the scissoring symmetric and asymmetric vibrations δ(C-H), respectively.”
Growth, crystal structure, Hirshfeld surface and vibrational properties of a new supramolecular hybrid material: (C4H7N2)2TeBr6 DOI: 10.1007/s00289-021-04053-6
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