What absorbs at 1255 cm⁻¹ in an FTIR spectrum?
A band near 1255 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| C-O single bond | 5 | 4 | 0.9 |
| Silicon carbon | 3 | 3 | 1.0 |
| Sulfate (SO4) | 2 | 2 | 0.9 |
| Ester | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.9 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
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
-
Silicon carbon 信心 1.0
“Text: 'peaks at 1255 cm-1 are attributed to Si-CH bond'.”
Wang 等 - 2016 - Effects of aging on the structural, mechanical, an DOI: 10.1186/s40064-016-2549-y -
Silicon carbon 信心 0.9
“Explicit assignment in text: 'presence of Si-CH peaks at ... 1255'”
Bhagat 等 - 2007 - Rapid synthesis of water-glass based aerogels by i DOI: 10.1016/j.apsusc.2006.07.016 -
Phosphate (PO4) 信心 0.9
“Text: 'phosphate 1255 and 1077 respectively belong to the stretching'”
Moradkhani 等 - 2020 - Phosphorization of exfoliated graphite for develop DOI: 10.1016/j.jmrt.2020.04.085 -
Sulfate (SO4) 信心 0.9
“Text: 'absorption bands at 1255, 808-817 cm-1, and 859-867 corresponding to sulfate groups'”
Akman 等 - 2020 - Synthesis and characterization of starch sulfates DOI: 10.1016/j.carbpol.2012.07.075 -
N h 信心 0.9
“Text: 'and 1255 cm-1, associated with C-N vibrational modes of amines'”
Martinez-Sanchez 等 - 2020 - Synthesis of Phosphorus-Containing Polyanilines by DOI: 10.3390/polym12051029 -
信心 0.9
“Explicitly mentioned as an intense band at 1255 cm-1.”
Mata-Pesquera 等 - 2023 - Characterization of the recently detected cathinon DOI: 10.1016/j.microc.2023.108577 -
Silicon carbon 信心 0.9
“Peak at 1255 assigned to Si-CH3 functional group (CH3 symmetric deformation).”
Nwankire 等 - 2011 - Enhancing the Mechanical Properties of Superhydrop DOI: 10.1002/ppap.201000069 -
C-O single bond 信心 0.9
“Assigned to C-O (ether) stretching.”
Parhi 和 Suresh - 2016 - Transdermal delivery of Diltiazem HCl from matrix DOI: 10.1016/j.jare.2015.09.001
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