What absorbs at 1445 cm⁻¹ in an FTIR spectrum?
A band near 1445 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 |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 0,9 |
| Amide | 1 | 1 | 0,9 |
| Aromatic ring | 1 | 1 | 0,8 |
| Lewis acid site | 1 | 0 | 0,9 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
Carbonyl (C=O) öryggi 1,0
“N-C=O stretching at 1445 Other absorption On the other hand, it can be seen from Fig.”
Armenta 等 - 2007 - Determination of iprodione in agrochemicals by inf DOI: 10.1007/s00216-007-1152-z -
öryggi 1,0
“explicit assignment”
Pegado 等 - 2018 - First evidence of microplastic ingestion by fishes DOI: 10.1016/j.marpolbul.2018.06.035 -
öryggi 0,9
“Explicit assignment in text”
Jairath 等 - 2023 - In vitro and in vivo evaluation of Prosopis cinera DOI: 10.47836/ifrj.30.2.06 -
öryggi 0,9
“Bands at 1445 and 1610 correspond to vibrations characteristic of pyridine coordinated to Lewis acid sites.”
Abdouli 等 - 2022 - TiO2 Catalyzed Dihydroxyacetone (DHA) Conversion i DOI: 10.3390/molecules27238172 -
Amide öryggi 0,9
“explicit assignment”
Popescu 等 - 2011 - Processing and immobilization of enzyme Ribonuclea DOI: 10.1557/jmr.2010.55 -
öryggi 0,9
“Text: '1445-cm-1 PyL bands at 1445 and 1455'.”
Pyra 等 - 2020 - Evaluation of the Textural Parameters of Zeolite B DOI: 10.3390/molecules25040926 -
C-O single bond öryggi 0,9
“Peak at 1445 attributed to bending vibration of alcohol C-OH.”
Sanei-Dehkordi 等 - 2023 - Nanoliposomes containing three essential oils from DOI: 10.1038/s41598-023-38284-6 -
Alkyl C-H öryggi 0,8
“asymmetrical and symmetrical stretching of methylene 1445cm-1”
Sumathi 等 - 2014 - Production of Prodigiosin Using Tannery Fleshing a DOI: 10.1155/2014/290327
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