What absorbs at 1273 cm⁻¹ in an FTIR spectrum?
Et bånd nær 1273 cm⁻¹ kan peke på flere funksjonelle grupper. Nedenfor er de mest sannsynlige tildelingene, rangert etter hvor mye publiserte bevis som støtter hver — hver enkelt sporbar til litteratur (DOI) og kryssvalidert mot våre 130 000+ referansespektre og kunnskapsgraf.
Backed by 8 cited sources
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| C-O single bond | 9 | 7 | 1.0 |
| Methoxy (OCH3) | 8 | 6 | 1.0 |
| Methacrylate | 8 | 6 | 1.0 |
| Acetate | 8 | 6 | 1.0 |
| Amide | 4 | 3 | 1.0 |
| Carboxyl (COOH) | 3 | 3 | 1.0 |
| Secondary amine | 3 | 2 | 1.0 |
| C n single bond | 3 | 2 | 1.0 |
| Hydroxyl (O-H) | 2 | 2 | 1.0 |
| Alkyl C-H | 2 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Lignin | 1 | 1 | 1.0 |
| Nitrate | 1 | 1 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 0.9 |
| Methyl | 1 | 0 | 1.0 |
| Hydrogen bond | 1 | 0 | 1.0 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
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Carbohydrate konfidens 1.0
“microfibrils.Thepreferred pulpcharacteristicsfor paper productionare Moreover, the characteristic bands for amorphous cellulose at the presence of long fibres with a large diameter that provide me897cm-1, 1273cm-1, 1370cm-1 1430cm-1 and in”
Exploring the lignolytic potential of a new laccase producing strain Kocuria sp. PBS-1 and its application in bamboo pulp bleaching DOI: 10.1016/j.ibiod.2019.104726 -
Alkene (C=C) konfidens 1.0
“cm-1 (iv) The absorption peak at 1273 can be ---- ---- 3 Fluconazole related to PO vibrations and stretching of 2 the double bond (P=O).”
Helmy 等 - 2021 - Preparation and Characterization of some Composite DOI: 10.21608/EJCHEM.2021.80482.3986 -
Amide konfidens 1.0
“cm-1 1273 as stretching vibration of C-N.”
International Conference on Innovation on Polymer Science and Technology DOI: 10.1088/1757-899X/223/1/012051 -
Alkyl C-H konfidens 1.0
“The C-H bending vibration at 1273”
Xiao 等 - 2020 - Preparation and characterization of broken-rice st DOI: 10.1016/j.ijbiomac.2020.05.182 -
Acetate konfidens 1.0
“(cid:0)1 The peak at 1273 cm corresponds to the C-O stretch vibrations of carboxylic acids and ethers [37].”
Adeniyi 等 - 2022 - Evaluating the nature of captured exhaust soot fro DOI: 10.24200/sci.2021.57008.5017 -
Acetate konfidens 1.0
“And the 1273 band represents the C-O stretchThe cotton fraction on PETco was the one carboxylated since ing from the carboxylic acids of the free linker, which after it is well known that the PET structure in textiles is highly forming the”
Alejandro Torres-Cortes 等 - 2022 - Ex situ synthesis of MOF@PETcotton textile fibers DOI: 10.1007/s10965-022-03216-x -
Acetate konfidens 1.0
“The dispersion (EDXRF) cm-1 peak at 1504 is attributed to the carbonyl functional group (C=O), the peak attributed to enol (C-O) is displayed The presence of metallic elements is common in all cm-1, cm-1 at 1273 the peak at 1026 refers to t”
Boscariol 等 - 2022 - Characterization of Commercially Available Turmeri DOI: 10.21577/0103-5053.20220073 -
C-O single bond konfidens 1.0
“cm-1), stretching bands corresponding to the O-H stretching vibrations (3432 cm-1), vibrations from C=O (1724 skeletal vibrations from non-oxidized gracm-1), cm-1), C-OH stretching vibrations (1273 and the phitic domains (1621 cm-1).”
Jitaru 等 - 2016 - Polymer-graphene composites by the photocuring of DOI: 10.2298/JSC151218040J
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