What absorbs at 2880 cm⁻¹ in an FTIR spectrum?
A band near 2880 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
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Alkyl C-H | 15 | 12 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Water (H2O) | 1 | 1 | 1.0 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
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Alkyl C-H विश्वास 1.0
“Vibrational bands at 2935 cm-1 cm-1 and 2880 referred to a C-H stretching, 1478 to the CH bending of an alkyl”
Can 等 - 2023 - Choline Chloride-Based Deep Eutectic Solvent-Treat DOI: 10.3390/f14030569 -
Alkyl C-H विश्वास 1.0
“The peak at 2880.33 is the symmetric stretching mode of all 2 44 cm-1 N-alkyl chains.”
Structural Dependence and Spectroscopic Evidence of Methane Dissolution in Ionic Liquids DOI: 10.1021/acs.jpcb.8b03178 -
Alkyl C-H विश्वास 1.0
“Another significant cm-1 change was observed at the wavenumber of 2880 ascribing C-H and O-H stretching.”
Jaiswal 和 Dhayal - 2020 - Preparation of 2D coatings of functionally graded DOI: 10.1016/j.matchemphys.2020.122663 -
Alkyl C-H विश्वास 1.0
“The ∼2880cm-1 ∼1400cm-1 ∼2350 ∼1300 Among these peaks, those at and peaks at and are show reasonable agreement C-H known to correspond to CO with those in the experiment.”
Kurokawa 等 - 2016 - Possible formation of one-dimensional chains of C2 DOI: 10.7567/APEX.9.049201 -
Alkyl C-H विश्वास 1.0
“The absorption peak at about 2880 is associated with the stretching vibration of C-H, arising from the produced organic matter in the incomplete combustion process.”
Effect of In3+ substitution on structural and magnetic properties of Ni ferrite nanoparticles DOI: 10.1016/j.physb.2016.09.031 -
Alkyl C-H विश्वास 1.0
“The schematic of the benzene, the initially two prominent peaks at 2880 and 2945 [BMIM]+ structure and the numbering system for cation is cm-1 due to the CH (ss) and CH (FR) of the neat ssp spectrum 3”
GasLiquid Interface of Hydrophobic and Hydrophilic Room-Temperature Ionic Liquids and Benzene: Sum Frequency Generation and Surface Tension Studies DOI: 10.1021/jp803177w -
Alkyl C-H विश्वास 1.0
“The bands at 2880 and 2960 on the other hand, are due to symmetric and asymmetric stretch modes of sp3 bonded CH groups.”
Titus 等 - 2006 - Nitrogen and hydrogen related infrared absorption DOI: 10.1016/j.tsf.2005.12.062 -
Alkyl C-H विश्वास 1.0
“the hallmark of absorption bands at cm-1 3424 assigned to (O-H) overlapped with (N-H) stretching vibration [4, 22], cm-1 Also, the characteristic band at 2880 assigned to (C-H) stretching [22-24], cm-1 Also, the at 1653 assigned to C = O st”
Experimental and DFT studies on the structural and optical properties of chitosan/polyvinyl pyrrolidone/ZnS nanocomposites DOI: 10.1007/s00289-023-04700-0
क्या इस बैंड के साथ कोई स्पेक्ट्रम है?
अपना FTIR स्पेक्ट्रम अपलोड करें और सेकंड में एक पूर्ण व्याख्या रिपोर्ट प्राप्त करें — साहित्य उद्धरणों, पुस्तकालय मिलानों, और विश्वास-रेटेड साक्ष्य श्रृंखला के साथ शिखर असाइनमेंट।
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