What absorbs at 2933 cm⁻¹ in an FTIR spectrum?
A band near 2933 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 | 7 | 7 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.9 |
| Methyl | 1 | 1 | 0.7 |
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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विश्वास 0.95
“Explicit assignment: 'C-H stretching in -CH3 and -CH2 at 2933'”
Dzurendova 等 - 2021 - Assessment of Biotechnologically Important Filamen DOI: 10.3390/ijms -
Alkyl C-H विश्वास 0.9
“CH stretching band at around 2933 cm-1”
Chatterjee 等 - 2015 - Vanillic acid and coumaric acid grafted chitosan d DOI: 10.1007/s13197-015-1874-4 -
Alkyl C-H विश्वास 0.9
“Band at 2933 refers to elongation of bonds of alkyl groups.”
Cholant 等 - 2020 - Study of the conductivity of solid polymeric elect DOI: 10.1007/s10008-020-04605-2 -
Hydroxyl (O-H) विश्वास 0.9
“Same as above.”
Falade 和 Ayetigbo - 2022 - Influence of physical and chemical modifications o DOI: 10.1007/s13197-021-05200-7 -
Alkyl C-H विश्वास 0.9
“Assigned to CH2 group stretching.”
Hasanin 等 - 2022 - Green decoration of graphene oxide Nano sheets wit DOI: 10.1016/j.btre.2022.e00722 -
विश्वास 0.9
“Explicitly assigned to aliphatic fuel formers in text.”
Holdsworth 等 - 2020 - Potential Synergism between Novel Metal Complexes DOI: 10.3390/polym12071543 -
Alkyl C-H विश्वास 0.9
“Text: '240, 2933 stretching of CH'”
Mosoarca 等 - 2020 - Syringa vulgaris leaves powder a novel low-cost ad DOI: 10.1038/s41598-020-74819-x -
विश्वास 0.9
“Text: 'the absorption peak at 2933 can be attributed to the tensile vibration of C-H in APTES.'”
Wu 等 - 2022 - Preparation of epoxyZrO2 composite coating on the DOI: 10.1039/d2ra01220k
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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