What absorbs at 748 cm⁻¹ in an FTIR spectrum?
A band near 748 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
Мүмкүн болгон функционалдык топтордун дайындоолору
| Функционалдык топ | Колдоочу фактылар | Цитаталанган булактар | Эң жогорку ишенимдүүлүк |
|---|---|---|---|
| Alkyl C-H | 7 | 6 | 1.0 |
| Aromatic ring | 3 | 3 | 1.0 |
| Methyl | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 2 | 1 | 1.0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
Рейтинг жыйналган адабият далилдерин чагылдырат, бир авторитеттүү эрежени эмес. Ар дайым үлгү контекстиңизге каршы ырастаңыз.
Бул дайындоолордун артындагы адабияттар
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Alkyl C-H ишенимдүүлүк 1.0
“903 901 902 903 C-H blending vibration of epoxide ring 748”
Imperiyka 等 - 2014 - Preparation and Characterization of Polymer Electr DOI: 10.1155/2014/638279 -
Alkyl C-H ишенимдүүлүк 1.0
“Another specific band of aniline also are confirmed at 881 cm-1 cm-1 and 748 as bending vibration of C-H and wag vibration of N-H from primary amine.”
International Conference on Innovation on Polymer Science and Technology DOI: 10.1088/1757-899X/223/1/012051 -
ишенимдүүлүк 1.0
“In addition, a weak broad band absorption cm-1 at wave number of 748 is attributed to vibration of Ti-O-Ti (7).”
Nizar 等 - 2018 - The Effect of Titanium Tetrahedral Coordination of DOI: 10.1088/1757-899X/335/1/012036 -
ишенимдүүлүк 1.0
“Explicit assignment: stretching vibration modes at 720 and 748 correspond to HfO2.”
Pandey 等 - 2016 - Impact of post deposition annealing in O-2 ambient DOI: 10.1016/j.optmat.2014.08.005 -
ишенимдүүлүк 1.0
“The peaks observed in the of range AC 720cm-1 748cm-1are to associated with the stretching vibration of bridging oxygen”
Yaacob 等 - 2018 - Comprehensive study on compositional modification DOI: 10.1016/j.solidstatesciences.2018.05.006 -
Alkyl C-H ишенимдүүлүк 1.0
“The band at 986 is the bands at 1386.5 and 748 cm-1 are attributed to the α-methyl group vibrations.”
Awad 等 - 2020 - Experimental Investigation of Methyl Methacrylate DOI: 10.3390/ma13245793 -
Aromatic ring ишенимдүүлүк 1.0
“propyl group appear at 2 933 In addition, aromatic C-H cm-1 cm-1, SEM imaging of CPR-loaded adsorbent bending and stretching appear at 748 and 3 030 respectively.”
Bajpai 等 - 2014 - The adsorptive removal of a cationic drug from aqu DOI: 10.4314/wsa.v40i1.6 -
ишенимдүүлүк 1.0
“(O corresponds to oxygen from the corner of the heteropolyanion structure), W-O e-W c IR spectrum of PDPA doped with the PTA heteropolyanions is characterized by the IR (O corresponds to oxygen from the side of the heteropolyanion structure”
The Photoluminescence and Vibrational Properties of Black Phosphorous Sheets Chemically/Electrochemically Functionalized in the Presence of Diphenylamine DOI: 10.3390/polym14214479
Ушул тилке менен спектриңиз барбы?
FTIR спектриңизди жүктөп, толук интерпретация отчетун алыңыз — адабият цитаталары менен чоку дайындоолор, китепкана дал келүүлөрү жана ишенимдүүлүк баасы менен далилдер чынжыры — секунддар ичинде.
Менин спектримди интерпретациялоо