What absorbs at 2825 cm⁻¹ in an FTIR spectrum?
A band near 2825 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
ممکنہ فنکشنل گروپ تفویضات
| فنکشنل گروپ | معاون حقائق | حوالہ کردہ ذرائع | سب سے زیادہ اعتماد |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1.0 |
| Sulfate (SO4) | 1 | 1 | 1.0 |
| Methyl | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| N h | 1 | 1 | 1.0 |
درجہ بندی جمع شدہ ادبی ثبوتوں کی عکاسی کرتی ہے، نہ کہ ایک واحد مستند اصول۔ ہمیشہ اپنے نمونے کے سیاق و سباق کے خلاف تصدیق کریں۔
ان تفویضات کے پیچھے ادب
-
اعتماد 1.0
“cm-1 The band centered at 2825 corresponds to N-H stretching vibration [27].”
Synthesis of novel conducting polyaniline composites based on seaweed Enteromorpha compressa macro-alga powder DOI: 10.1007/s00289-020-03191-7 -
Alkyl C-H اعتماد 1.0
“These results correlate with the already around 3390 and -CH stretching around 2825 reported results in which similar peaks have been observed are responsible for strong capping on the ZnO nanoparti-”
Biosynthesis of zinc oxide nanoparticles using leaf extract of Calotropis gigantea: characterization and its evaluation on tree seedling growth in nursery stage DOI: 10.1007/s13204-017-0586-7 -
C-O single bond اعتماد 1.0
“However, a new peak at 2825 is appeared and assigned to the stretching of OCH that exists in methyl sulfate.”
An appraisal of the thermal decomposition mechanisms of ILs as potential lubricants DOI: 10.1002/ls.1457 -
Alkyl C-H اعتماد 1.0
“LLM confirmed rule peak-group candidate”
Wang 等 - 2014 - Electrospun polyurethane-core and gelatin-shell co DOI: 10.1088/1758-5082/6/1/015002. -
Alkyl C-H اعتماد 1.0
“FTIR spectra of unoxidized coal in this region have seven tted peaks, namely CH symmetric stretching 2 cm1), cm1), vibration (2825 and 2849 CH symmetric stretching vibration (2872 and 2895 and the 3 cm1)”
Wang 等 - 2023 - Study on the thermal kinetics and microscopic char DOI: 10.21203/rs.3.rs-2868841/v1
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