What absorbs at 1025 cm⁻¹ in an FTIR spectrum?
A band near 1025 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 | 6 | 5 | 1.0 |
| Phosphate (PO4) | 4 | 4 | 1.0 |
| Siloxane (Si-O-Si) | 2 | 2 | 1.0 |
| Alkyl C-H | 1 | 1 | 0.95 |
| Metal oxygen | 1 | 1 | 0.9 |
| Carbonate | 1 | 0 | 0.7 |
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
-
Siloxane (Si-O-Si) 信心 1.0
“Band assigned to Si-O-Si bonds”
Decostanzi 等 - 2019 - Eugenol-based thermally stable thermosets by Alder DOI: 10.1002/app.39269. -
Phosphate (PO4) 信心 1.0
“Explicit assignment in text.”
Pourchet 等 - 2019 - New Reactive Isoeugenol Based Phosphate Flame Reta DOI: 10.1021/acssuschemeng.9b02629 -
Alkyl C-H 信心 0.95
“explicit assignment”
Panghal 等 - 2014 - Dissolution Improvement of Atorvastatin Calcium us DOI: 10.3797/scipharm.1301-23 -
Phosphate (PO4) 信心 0.9
“Explicitly assigned as phosphate band.”
Dutilleul 等 - 2013 - Root canal hydrophobization by dentinal silanizati DOI: 10.1002/jbm.b.32874 -
Phosphate (PO4) 信心 0.9
“Explicitly stated 'phosphate peak at 1025 cm-1'.”
Abreu 等 - 2016 - Effect of Non-Thermal Argon Plasma on Bond Strengt DOI: 10.1590/0103-6440201600914 -
C-O single bond 信心 0.9
“Text: 'Peak at 1025 is related to C-O tensile vibration'”
Asadzadeh 和 Pirsa - 2020 - Specific Removal of Nitrite from Lake Urmia Sedime DOI: 10.1002/gch2.202000061. -
Siloxane (Si-O-Si) 信心 0.9
“Shoulder peak corresponding to asymmetric stretching mode of O in Si-O-Si due to amorphous structure.”
Cheng 等 - 2007 - Chemically active plasmas for deterministic assemb DOI: 10.1088/0022-3727/40/8/S10 -
C-O single bond 信心 0.9
“Snippet: 'cm-1 band at 1081 and 1025 is assigned for the stretching of C-O-C group'”
Faried 等 - 2017 - Green Synthesis of Silver Nanoparticles in Biopoly DOI: 10.1063/1.4968377
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