What absorbs at 1307 cm⁻¹ in an FTIR spectrum?
A band near 1307 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 7 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| C-O single bond | 3 | 3 | 1.0 |
| Amide | 3 | 2 | 1.0 |
| Methoxy (OCH3) | 2 | 2 | 1.0 |
| Methacrylate | 2 | 2 | 1.0 |
| Acetate | 2 | 2 | 1.0 |
| Secondary amine | 2 | 1 | 1.0 |
| C n single bond | 2 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Boron nitrogen | 1 | 1 | 1.0 |
| Chlorine | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 0 | 1.0 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
C-O single bond 置信度 1.0
“On the other hand, the characteristic IR Soluplus1 (C(cid:1)(cid:1)O ((cid:1)(cid:1)C(cid:1)(cid:1)O ring), absorption 1307 of acidic group), 1223 stretching, ether bands and their assignments for pure and Soluplus1are (C(cid:1)(cid:1)Cl) 3”
Thermoanalytical and Fourier transform infrared spectral curve-fitting techniques used to investigate the amorphous indomethacin formation and its physical stability in Indomethacin-Soluplus® solid dispersions DOI: 10.1016/j.ijpharm.2015.10.042 -
Amide 置信度 1.0
“The peak at 1163 is because of the presence of thequinonoidring(N]Q]N)andthepeakat1307cm(cid:1)1isdue cm(cid:1)1 C-N to the stretching mode vibrations.”
Facile simultaneous synthesis of tetraaniline nanostructures/silver nanoparticles as heterogeneous catalyst for the efficient catalytic reduction of 4-nitrophenol to 4-aminophenol DOI: 10.1039/d0ra03327h -
Boron nitrogen 置信度 1.0
“without a negative bias voltage shows two bands, at 1307 and 786 These bands represent the in-plane (B-N) stretching mode and out-of-plane (B-N-B) bending modes sp2 (h-BN) of the bonded hexagonal phase, respectively [35,36].”
Bias-Enhanced Formation of Metastable and Multiphase Boron Nitride Coating in Microwave Plasma Chemical Vapor Deposition DOI: 10.3390/ma14237167 -
Acetate 置信度 1.0
“-C-Nstretching 1358, 1348 - - - - - - - 1360 - 1357 C-O stretching - - - - - - - - - - 1307 ester -C-O-C stretch-”
Mikolaszek 等 - 2022 - Microscopic and Spectroscopic Imaging and Thermal DOI: 10.3390/polym14142888 -
Acetate 置信度 1.0
“The absorption peaks at the 1307 and 1170 regions are assigned to -C-O-C -C-O-C vibrations [35].”
Influence of Oxygen Diffusion on Thermal Ageing of Cross-Linked Polyethylene Cable Insulation DOI: 10.3390/ma13092056 -
Alkyl C-H 置信度 1.0
“Polymers 2021, 13, x 8 of 16 1307 cm-1 corresponds to a -CH 2-group (amide III), due to the formation of CO-NH components of protein.”
Isolation of Chitin from Black Soldier Fly (Hermetia illucens) and Its Usage to Metal Sorption DOI: 10.3390/polym13050818 -
置信度 0.9
“Explicit assignment in text.”
Juarez-de la Rosa 等 - 2012 - Effects of thermal treatments on the structure of DOI: 10.1007/s10853-011-5878-9
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