What absorbs at 2300 cm⁻¹ in an FTIR spectrum?
A band near 2300 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
Mögulegar úthlutun virkra hópa
| Virkur hópur | Stuðningsstaðreyndir | Tilvitnuð heimildir | Mesta öryggi |
|---|---|---|---|
| Amide | 1 | 1 | 0,9 |
| C-O single bond | 1 | 1 | 0,9 |
| Alkyl C-H | 1 | 1 | 0,8 |
| Carbon dioxide | 1 | 1 | 0,8 |
| Carboxyl (COOH) | 1 | 1 | 0,8 |
| C#c | 1 | 1 | 0,8 |
| Nitrile | 1 | 0 | 0,9 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
öryggi 0,9
“Explicit assignment: 'acidic -OH at 2300'”
Alexandratos 和 Zhu - 2017 - The Effect of Hydrogen Bonding in Enhancing the Io DOI: 10.3390/ma10080968 -
C-O single bond öryggi 0,9
“Explicit assignment in text”
Ceyhan 等 - 2008 - Analysis of degradation failure of poly L-lactic a DOI: 10.3944/AOTT.2008.284 -
Amide öryggi 0,9
“Explicit assignment.”
Hlahla 等 - 2022 - The Photosynthetic Efficiency and Carbohydrates Re DOI: 10.3390/plants11030394 -
C#c öryggi 0,8
“Weak absorption peak attributed to alkynes groups.”
Kundu 等 - 2018 - Synthesis and characterization of iron and copper DOI: 10.1063/1.5051300 -
Carboxyl (COOH) öryggi 0,8
“o-CNS spectrogram shows carboxylic acid about 2300”
Syabania 等 - 2018 - Functionality Analysis of Carbon Nanosheet, Oxidiz DOI: 10.1088/1742-6596/1095/1/012028 -
Carbon dioxide öryggi 0,8
“Snippet: 'strong absorption at 2300-2380 by normal CO'”
Kim 等 - 2020 - Extremely Robust Remote-Target Detection Based on DOI: 10.3390/s20102896 -
Alkyl C-H öryggi 0,8
“Weak band at 2300 may be ascribed to aliphatic C-H stretching vibrations.”
Simsek - 2019 - Determination of Optimal Conditions for Production DOI: 10.12693/APhysPolA.135.1036 -
öryggi 0,6
“Broad peak between 2050 and 2300 cm-1 attributed to Si-H.”
Guruvenket 等 - 2011 - Atmospheric Pressure Plasma CVD of Amorphous Hydro DOI: 10.1002/ppap.201100035
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