What absorbs at 889 cm⁻¹ in an FTIR spectrum?
A band near 889 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 |
|---|---|---|---|
| Ring structure | 3 | 3 | 1.0 |
| Carbohydrate | 2 | 2 | 1.0 |
| Phosphate (PO4) | 2 | 2 | 1.0 |
| Alkene (C=C) | 2 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| N h | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 0.9 |
| C c single bond | 1 | 0 | 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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Phosphate (PO4) विश्वास 1.0
“831 833 [19] Backbone O-P-O bending 964 964 [19] Deoxyribose Deoxyribose ring vibration 889 889”
Han 等 - 2018 - Insight into Rapid DNA-Specific Identification of DOI: 10.3390/molecules23112842 -
Ring structure विश्वास 1.0
“acid.44 illustrated both IOP and Se-IOP contained 1000 to 1200 the presence of β-galactopyranose and β-galacturonic ring.12 cm-1 The absorption peak at 889.51 or 889.1 Four carbon signal peaks in the region of 80.0-70.0 ppm and pyranoid sho”
Hu 等 - 2017 - Effects of Selenizing Modification on Characterist DOI: 10.1007/s13233-017-5030-z -
Carbohydrate विश्वास 1.0
“The characteristic bands of β-glucan are at 1156, 1076, 889cm-1.”
Liu 等 - 2006 - A study of the mushrooms of boletes by Fourier tra DOI: 10.1117/12.667136 -
Ring structure विश्वास 1.0
“The weak band at 923 can be cm(cid:2)1, ascribed to the NH twisting, followed by a weak band at 889 which is related 3 cm(cid:2)1 to the ring deformation.”
Synthesis, crystal structure, and characterization of cyclohexylammonium tetraisothiocyanatocobaltate(II): A single-source precursor for cobalt sulfide and oxide nanostructures DOI: 10.1016/j.heliyon.2019. -
Phosphate (PO4) विश्वास 1.0
“New peaks appeared at the PCF FTIR spectrum (Figure 3(c2)): the characteristic absorption cm-1 cm-1 peak at 2393 corresponded to the P-H absorption, the peak at 889 was due to cm-1 the P-O-C absorption and the peaks at 1269 were attributed”
Polybenzoxazine Resins with Cellulose Phosphide: Preparation, Flame Retardancy and Mechanisms DOI: 10.3390/polym13244288 -
विश्वास 1.0
“N-H N-Hstretch O=C=N, , 889, 1450 CH2 0.4 , absorbance 1650 CH2”
Atmospheric Pressure Plasma Polymerized 2-Ethyl-2-oxazoline Based Thin Films for Biomedical Purposes DOI: 10.3390/polym12112679 -
Carboxyl (COOH) विश्वास 1.0
“Bands at 2916, 2848, 889 cm-1 spectra of libraries, but in this case, these shifts could be ascribed to a can be ascribed to stearic acid, usually added to 1710, and 1472 siliconeand other polymers asstabilizingagent[21].”
Non-invasive identification of plastic materials in museum collections with portable FTIR reflectance spectroscopy: Reference database and practical applications DOI: 10.1016/j.microc.2015.07.016 -
Carbohydrate विश्वास 1.0
“The infrared spectra of from oats and barley cm-1 showed a broad peak at a wavelength of 3000-3500 corresponding to OH groups, cm-1 cm-1 2922-3000 corresponding to C-H stretch, 1654.55 corresponding to bending cm-1 vibrations of bound water”
Shah 等 - 2022 - Encapsulation of Catechin into beta-Glucan Matrix DOI: 10.3390/foods11101493
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