What absorbs at 1023 cm⁻¹ in an FTIR spectrum?
A band near 1023 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 4 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 |
|---|---|---|---|
| Carbohydrate | 3 | 2 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 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
-
Carbohydrate 信心 1.0
“In general, repetition of alkali and bleaching Page 4 of 14 J Polym Res 115 (2020) 27:115 peakataround1023cm-1whichrepresentstheC-Ostretching of cellulose backbone.”
Cellulose-based polymer electrolyte derived from waste coconut husk: residual lignin as a natural plasticizer DOI: 10.1007/s10965-020-02110-8 -
Carbohydrate 信心 1.0
“LLM confirmed rule peak-group candidate”
Erukhimovitch 等 - 2011 - Infrared spectral changes identified during differ DOI: 10.1039/c1an15319f -
Hydroxyl (O-H) 信心 1.0
“A cm-1 stretching modes of the C-H bonds of methyl groups (-CH 3), the broad band at 3400 results from the presence of -OH groups, and three major peaks reveals at around 1603, 1413 and 1023 cm-1.”
Rafe 和 Razavi - 2015 - Effect of Thermal Treatment on Chemical Structure DOI: 10.1080/10942912.2014.999864 -
Alkyl C-H 信心 1.0
“While XPS proved beneficial assignment: ring C-C vibration at 753 cm-1, C-C vibrations at 850 cm-1, C-C ring breathing in analysing the surface composition of each fibrous scaffold, it was difficult to pinpoint at 934 cm-1, C-Cbackbone at 1”
Electrospun Fibres of Chitosan/PVP for the Effective Chemotherapeutic Drug Delivery of 5-Fluorouracil DOI: 10.3390/chemosensors9040070
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