What absorbs at 701 cm⁻¹ in an FTIR spectrum?
A band near 701 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
Gán nhóm chức có thể
| Nhóm chức | Sự kiện hỗ trợ | Nguồn tham khảo | Độ tin cậy cao nhất |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Styrene | 1 | 1 | 1,0 |
| Hydrogen bond | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Borate | 1 | 1 | 1,0 |
| Carbonate | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
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Tài liệu tham khảo đằng sau các gán này
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độ tin cậy 1,0
“g-Al SbCl spectrum, in addition to 2O signal, two additional 5 3 g-Al band at 701 show binding of SbCl to 2O 3.”
Bamoniri 等 - 2018 - Nano-gamma-Al2O3SbCl5 an efficient catalyst for DOI: 10.1039/c7ra13593a -
Hydroxyl (O-H) độ tin cậy 1,0
“cm-1 Two bands at 701 and 670 typically represent, in the case of cell wall material, H-bonded O-H out-of-plane bending vibrations of cellulose [47,48].”
Bednarek 等 - 2020 - Exploring the Biochemical Origin of DNA Sequence V DOI: 10.3390/ijms21165770 -
độ tin cậy 1,0
“7c, 2 cm-1 the peak at 701 is assigned to N-H swaging on both primary and secondary amines [33].”
Growth and organization of (3-Trimethoxysilylpropyl) diethylenetriamine within reactive amino-terminated self-assembled monolayer on silica DOI: 10.1016/S0079-6816(00)00024-1. -
Aromatic ring độ tin cậy 1,0
“Among the cm-1 biocomposites with styrene (Figure S1c, Supplementary Materials), a band at 701 due to the bending of the aromatic carbon-hydrogen bonds of styrene was also observed [62].”
Preparation, Thermal, and Mechanical Characterization of UV-Cured Polymer Biocomposites with Lignin DOI: 10.3390/polym12051159 -
Metal oxygen độ tin cậy 1,0
“blended ZSM-5 zeolite composite samples show their typcm-1 is related to stretching vibrations of of new peak at 670 and ZSM-5 ical XRD peaks corresponding to ZnO, TiO 2 701cm-1 shifts at higher energy Zn-O bond [24] and peak at host.”
Lakhane 等 - 2016 - Metal oxide blended ZSM-5 nanocomposites as ethano DOI: 10.1007/s12034-016-1286-8 -
Carbonate độ tin cậy 1,0
“10 cm-1 The bands posited at 701, 1383-1387 can be • 470 05 assigned to the presence of calcite or aragonite.”
Radev 等 - 2012 - In vitro bioactivity of 70 wt.% SiO2-30 wt.% CaO s DOI: 10.2478/s11532-011-0129-0 -
Hydroxyl (O-H) độ tin cậy 1,0
“the surface OH groups near 936 the surface hydroxyls are associated with additional bands near 701 and cm-1.”
The production of biodiesel from plum waste oil using nano-structured catalyst loaded into supports DOI: 10.1038/s41598-021-03633-w -
độ tin cậy 1,0
“470.1493 Si-O bending, Si-O-Fe stretching 530.5970 Si-O bending, Si-O-Al stretching 700.7463 Si-O stretching, Si-O-Al stretching”
Structural Study of Nano-Clay and Its Effectiveness in Radiation Protection against X-rays DOI: 10.3390/nano12142332
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