What absorbs at 851 cm⁻¹ in an FTIR spectrum?
A band near 851 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 6 cited sources
ممکنہ فنکشنل گروپ تفویضات
| فنکشنل گروپ | معاون حقائق | حوالہ کردہ ذرائع | سب سے زیادہ اعتماد |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Carbonate | 1 | 1 | 1.0 |
| C c single bond | 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
-
Alkyl C-H اعتماد 1.0
“FTIR spectra of starch typically demonstrates bands at 1100-900 (C-O-H Pre-proof cm-1 bending and stretch vibration), 1100-1150 (C-O, C-C and C-O-H stretching), 840 and cm-1 cm-1 1077 (CH 2-O-CH stretching vibration), 851 (skeletal stretchi”
Pourmohammadi 和 Abedi - 2020 - The effect of pre and post-ultrasonication on the DOI: 10.1016/j.ijbiomac.2020.06.205 -
C c single bond اعتماد 1.0
“The vibrational peaks at 1260 and 2 851cm-1 are assigned to C-C stretching and CH rocking of PVA.”
Sathish 等 - 2013 - Nano Composite PVA-TiO2 Thin Films for OTFTs DOI: 10.4028/www.scientific.net/AMR.678.335 -
اعتماد 1.0
“2 hydroxide.28,29 The three peaks of NiO/ZrO at 851.48, 854.68 2 which indicates that the addition of Zn species to the NiO/ZrO 2 Ni0/NiO, and 860.58 eV can be attributed to Ni(OH) and shakeZnO-ZrO NiO2 catalyst forms a solid solution and w”
Study on the performance of NiO/ZnxZr1−x catalysts for CO2 hydrogenation DOI: 10.1039/d0ra07660k -
Alkyl C-H اعتماد 1.0
“Practical application of BBSQ C-H and the vibration peak at 851 of the alkenyl group signicantly near the central squarate ring also changed The detection parameters of BBSQ and some reported probes”
NIR squaraine dyes for dual colorimetric and fluorescent determination of Fe3+, Cu2+, and Hg2+ ions DOI: 10.1039/d3ra02419a -
Carbonate اعتماد 1.0
“LLM confirmed rule peak-group candidate”
Fourier transform infrared spectroscopic studies of methane and liquefied natural gas reforming processes on Ni/CeO2 catalyst DOI: 10.1007/s11144-023-02362-7 -
Hydroxyl (O-H) اعتماد 1.0
“A peak in the absorption band at 851.4 has been ascribed to the O-H-O cm-1 bending vibration mode, while a smaller peak at 487 seems to represent the stretching cm-1.”
Venkatachalapathy 等 - 2022 - Synthesis, morphological, structural, functional, DOI: 10.15251/DJNB.2022.174.1441
کیا اس بینڈ کے ساتھ اسپیکٹرم ہے؟
اپنا FTIR اسپیکٹرم اپ لوڈ کریں اور سیکنڈوں میں مکمل تشریحی رپورٹ حاصل کریں — ادبی حوالوں کے ساتھ چوٹی کی تفویض، لائبریری میچز، اور اعتماد کی درجہ بندی کے ساتھ ثبوت کی زنجیر۔
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