Sulfonate — Puncak serapan FTIR dan tugasan
Ini adalah nombor gelombang FTIR ciri di mana Sulfonate cenderung menyerap, disusun dari literatur yang diterbitkan dan disusun berdasarkan bukti sokongan. Setiap tugasan dapat dikesan ke sumber (DOI) dan disahkan silang terhadap 130,000+ spektrum rujukan dan graf pengetahuan kami.
Backed by 8 cited sources
Jawapan pantas
Sulfonate biasanya ditetapkan dengan mencari kelompok berulang puncak ciri dan bukan satu nombor tepat buku teks. Jadual di bawah menunjukkan di mana literatur paling kerap meletakkan kumpulan ini dalam FTIR, yang disusun mengikut bukti terkumpul.
Puncak FTIR ciri untuk Sulfonate
| Nombor gelombang (cm⁻¹) | Fakta sokongan | Sumber dipetik | Keyakinan tertinggi |
|---|---|---|---|
| 1036 | 2 | 2 | 1.0 |
| 1040 | 2 | 1 | 1.0 |
| 636 | 1 | 1 | 1.0 |
| 1636 | 1 | 1 | 1.0 |
| 1527 | 1 | 1 | 1.0 |
| 1114 | 1 | 1 | 1.0 |
| 656 | 1 | 1 | 1.0 |
| 1226 | 1 | 1 | 1.0 |
| 570 | 1 | 1 | 1.0 |
| 875 | 1 | 1 | 1.0 |
| 867 | 1 | 1 | 1.0 |
| 1369 | 1 | 1 | 1.0 |
| 1161 | 1 | 1 | 1.0 |
| 1035 | 1 | 1 | 1.0 |
| 1174 | 1 | 1 | 1.0 |
| 1183 | 1 | 1 | 1.0 |
| 1162 | 1 | 1 | 1.0 |
| 1050 | 1 | 1 | 1.0 |
| 1022 | 1 | 1 | 1.0 |
| 1071 | 1 | 1 | 1.0 |
| 1123 | 1 | 1 | 1.0 |
| 1055 | 1 | 1 | 1.0 |
| 1340 | 1 | 1 | 1.0 |
| 413 | 1 | 1 | 1.0 |
| 537 | 1 | 1 | 1.0 |
| 985 | 1 | 1 | 1.0 |
| 1190 | 1 | 1 | 1.0 |
| 844 | 1 | 1 | 1.0 |
| 3373 | 1 | 1 | 1.0 |
| 1710 | 1 | 1 | 1.0 |
Menunjukkan 30 puncak terbaik disokong daripada 43 jumlah untuk Sulfonate.
Logik spektrum
Tugasan kumpulan berfungsi menjadi lebih yakin apabila beberapa jalur yang dijangkakan muncul bersama. Gunakan halaman ini untuk mencari puncak yang paling disokong, kemudian sahkan bahawa sampel yang sama menunjukkan corak yang koheren dan bukannya satu hit terpencil.
Penggunaan dunia sebenar
Halaman-halaman ini berguna untuk analisis bahan yang tidak diketahui, penjelasan puncak dalam laporan, penyelesaian masalah polimer, dan mengesahkan sama ada keluarga bahan calon adalah boleh dipercayai secara kimia.
Kesilapan biasa
- Menggunakan satu halaman kumpulan berfungsi sebagai keputusan bahan lengkap tanpa memeriksa spektrum yang lain.
- Dengan menganggap jalur yang paling kuat sentiasa menjadi yang paling diagnostik.
- Melupakan bahawa pemprosesan, bahan tambahan, penuaan, dan campuran boleh mengalihkan atau melebarkan puncak yang dijangkakan.
Nasihat pengesahan
Gunakan DSC, GC-MS, atau TGA apabila beberapa keluarga bahan berkongsi jalur yang serupa atau apabila kesan campuran menyebabkan tugasan FTIR tidak pasti.
Literatur di sebalik penetapan ini
-
3433 cm⁻¹ keyakinan 1.0
“Then, the functional group of the cm-1 of the sulfonated group SPEEK was determined using Fourier transfer infrared (FTIR) showed O-H vibration at 3433 (SO2-OH).”
Hasbullah 等 - 2016 - Synthesis and Characterizations of Electrospun Sul DOI: 10.1063/1.4948867 -
1402 cm⁻¹ keyakinan 1.0
“There are three vibrations at 1402, 1330, cm-1 and 1079 due to S=O stretching, the sulfonate group (SO 3) as it is connected to the 10”
Power-Dependent Nonlinear Optical Behaviours of Ponceau BS Chromophore at 532 nm via Z-Scan Technique DOI: 10.1016/j.jphotochem.2020.112574 -
1052 cm⁻¹ keyakinan 1.0
“During fuel cell operation, an oxyintensity of peaks in this region for the nanocomposite gen reduction reaction can proceed through two eleccm-1 membrane.61 Also, the peaks at 1052 and 1074 were trons pathway (ie, incomplete reduction) in”
Simultaneous improvement of ionic conductivity and oxidative stability of sulfonated poly(ether ether ketone) nanocomposite proton exchange membrane for fuel cell application DOI: 10.1002/er.5094 -
1710 cm⁻¹ keyakinan 1.0
“Moreover, the peak at 1710 which is related to the vibration of the C = O bonds, is more intense in the sulfonated lignins compared to RL [45].”
Microsoft Word - Zadeh_ Valorization of bagasse alkali lignin to water-soluble derivatives through chemical modification_AAM.docx DOI: 10.1016/j.rser.2016.10.082 -
3373 cm⁻¹ keyakinan 1.0
“The peaks observed at 3373, 1221, 1037, 1157, 924 and 844 cm-1 can be attributed cm-1 1356-1374 attributed to sulphate (SO 3) group stretching in 1.5-3% CARR:SA (1:0) wafers.”
Akiyode 和 Boateng - 2018 - Composite Biopolymer-Based Wafer Dressings Loaded DOI: 10.3390/polym10080918 -
1190 cm⁻¹ keyakinan 1.0
“the peaks at 1190 cm-1 cm-1 and 985 can be assigned to the asymmetric and symmetric stretching of SO 3.”
Anis 等 - 2023 - Studies on Polybenzimidazole and Methanesulfonate DOI: 10.3390/polym15132821 -
1055 cm⁻¹ keyakinan 1.0
“at 1055 cm-1 observed in the IR spectra is characteristic for the stretching vibrations of SO3 13C The synthesized SPNBIs were examined by solid-state NMR spectroscopy groups in sulfonic acids.”
One-Step Synthesis of Functional Sulfonated Polynaphthoylenebenzimidazoles for Biosensing Applications DOI: 10.3390/app13021073 -
1123 cm⁻¹ keyakinan 1.0
“The S-O symCySO 2-S-Cy (1121 was found for keratin hydrolysates at 1121.9-1123.3 The cm-1 metric stretch band attributed to Cy-S-SO3 (Bunte salt) at 1015.8-1021.1 cm-1 and S-O S-O symmetric stretch band attributed to Cy-S-SO (Bunte salt) at”
Gaidau 等 - 2021 - Wool Keratin Hydrolysates for Bioactive Additives DOI: 10.3390/ma14164696
Lihat Sulfonate dalam spektrum anda sendiri
Muat naik spektrum FTIR anda dan dapatkan laporan tafsiran penuh — tugasan puncak dengan petikan literatur, padanan perpustakaan, dan analisis berasaskan literatur — dalam beberapa saat.