What absorbs at 1232 cm⁻¹ in an FTIR spectrum?
A band near 1232 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
Penetapan kumpulan berfungsi yang mungkin
| Kumpulan berfungsi | Fakta sokongan | Sumber dipetik | Keyakinan tertinggi |
|---|---|---|---|
| C-O single bond | 3 | 3 | 0.9 |
| Carbohydrate | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 0.7 |
| Lignin | 1 | 1 | 0.7 |
Pemeringkatan mencerminkan bukti literatur terkumpul, bukan satu peraturan berwibawa. Sentiasa sahkan terhadap konteks sampel anda.
Literatur di sebalik penetapan ini
-
Carbohydrate keyakinan 1.0
“Assigned to polysaccharides present in gluten.”
Dirin 等 - 2022 - Zein Protein Obtained from Maize as a Novel Biodeg DOI: 10.21203/rs.3.rs-1744529/v1 -
keyakinan 0.9
“Text: '1232 asCF2) tCH2'”
Ramasundaram 等 - 2019 - Direct preparation of beta-crystalline poly(vinyli DOI: 10.1016/j.polymer.2019.121910 -
C-O single bond keyakinan 0.9
“Text: 'at 1351 and 1232 refer to deformation -C-OH vibrations'”
Aisha 等 - 2013 - Syzygium campanulatum korth methanolic extract inh DOI: 10.1186/1472-6882-13-168 -
C-O single bond keyakinan 0.9
“Explicit assignment in text: '1232.2 que corresponde C-O-C'”
Camargo-Amado 和 Sevilla-Abarca - 2021 - DOI: 10.25100/iyc.23i2.10838 -
C-O single bond keyakinan 0.9
“Text: 'C-O-C and C-O stretching vibrations attributed to ether linkage ... bands at 1232, 1180, and 1035'”
Ramirez-Herrera 等 - 2021 - Influence of the Epoxy Resin Process Parameters on DOI: 10.3390/polym -
Lignin keyakinan 0.7
“Associated with lignin degradation.”
Zhang 等 - 2022 - Study of the long-term degradation behavior of bam DOI: 10.1038/s41529-022-00273-x -
Carboxyl (COOH) keyakinan 0.7
“Same as above.”
Radovanovic 等 - 2023 - Structure and properties of ZnOZnMn2O4 composite DOI: 10.2298/JSC221102090R
Ada spektrum dengan jalur ini?
Muat naik spektrum FTIR anda dan dapatkan laporan tafsiran penuh — penetapan puncak dengan petikan literatur, padanan perpustakaan, dan rantaian bukti berkadar keyakinan — dalam beberapa saat.
Tafsir spektrum saya