What absorbs at 1292 cm⁻¹ in an FTIR spectrum?
A band near 1292 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
Mga posibleng pagtatalaga ng functional-group
| Grupong functional | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Secondary amine | 4 | 3 | 1.0 |
| C n single bond | 3 | 2 | 1.0 |
| Amide | 3 | 2 | 1.0 |
| C-O single bond | 3 | 2 | 1.0 |
| N h | 2 | 2 | 1.0 |
| Methoxy (OCH3) | 2 | 2 | 1.0 |
| Methacrylate | 2 | 2 | 1.0 |
| Acetate | 2 | 2 | 1.0 |
| C c single bond | 2 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Fluorine (C-F) | 1 | 1 | 1.0 |
| Thiocarbonyl | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 0 | 1.0 |
Ang pagraranggo ay sumasalamin sa naipon na ebidensya ng literatura, hindi isang solong awtoritatibong tuntunin. Palaging kumpirmahin laban sa konteksto ng iyong sample.
Literatura sa likod ng mga pagtatalagang ito
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Amide kumpiyansa 1.0
“þ A A f c cm-1), cm-1), C=O stretching (1638 CH wagging (1437 and 2 cm-1) C-N stretching (1292 of optimized sample CPN-0 a Fig.”
Jothi 等 - 2021 - Proton conducting polymer electrolyte based on cor DOI: 10.1007/s11581-020-03792-2 -
Ring structure kumpiyansa 1.0
“C-O-C glycosidic linkage vibration (Sym) 1127 C-O-C bridging vibration 1147 C-C ring vibration 1292”
Cuiffo 等 - 2021 - Thermochemical degradation of cotton fabric under DOI: 10.1186/s40691-021-00263-8 -
C-O single bond kumpiyansa 1.0
“6c, at RH, the shoulder peaks red shift from 1344 to implying that only the 1695cm-1 ν(C=O) located at 1718 and are attributed to of NaNO component effloresces, and GA cannot be crystal3 1292cm-1 ν(C-O) crystalline GA, and the band at and r”
Ma 等 - 2022 - A comprehensive study on hygroscopic behaviour and DOI: 10.5194/acp-22-10955-2022 -
Acetate kumpiyansa 1.0
“cm-1 cm-1 related to C-C and C-O stretching at 1292 and 1044 and bands at 1240 from C-O-C cm-1 asymmetric stretching and at 1168 from C-O symmetric stretching are observed.”
Synthesis and Characterization of Inulin-Based Responsive Polyurethanes for Breast Cancer Applications DOI: 10.3390/polym12040865 -
kumpiyansa 1.0
“Similarly, the peaks at 1292.27 and 1042.70 correspond to the stretching vibration type of strong fluoro compound and medium amine groups, respectively.”
Isolation and Characterization of a Novel Actinomycete Isolated from Marine Sediments and Its Antibacterial Activity against Fish Pathogens DOI: 10.3390/antibiotics11111546 -
Amide kumpiyansa 1.0
“The peak at 1292 cm-1 is assigned to the C-N bending vibration [37], while the ones at 1037 cm-1 and 694 cm-1 correspond to the presence of Si-O-Si and Si-O-C on the graphene sheets surface [9].”
Synthesis and Characterization of Some Graphene Oxide Powders Used as Additives in Hydraulic Mortars DOI: 10.3390/app112311330 -
Aromatic ring kumpiyansa 1.0
“The band at 1292 belongs to the aromatic Table 3 FTIR assignments for the NaOH-catalyzed reaction secondary amine.”
Santiago-Medina 等 - 2017 - Polycondensation Resins by Lignin Reaction with (P DOI: 10.7569/JRM.2017.634142 -
Phosphate (PO4) kumpiyansa 0.9
“Explicit assignment: '1292 cm21' associated with same group”
Gajjar 等 - 2014 - Histology Verification Demonstrates That Biospectr DOI: 10.1371/journal.pone.0082416
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