What absorbs at 3354 cm⁻¹ in an FTIR spectrum?
A band near 3354 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 1,0 |
| N h | 4 | 4 | 0,95 |
| Water (H2O) | 1 | 1 | 0,9 |
| Amide | 1 | 1 | 0,9 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
Hydroxyl (O-H) öryggi 1,0
“Text: 'hydroxyl band has shifted from 3425 to 3354 cm-1'”
Shukur 等 - 2013 - Proton conducting polymer electrolyte based on pla DOI: 10.1016/j.optmat.2013.03.004 -
N h öryggi 0,95
“Explicit: 'N-H stretch peaks at 3354 and 3283'”
Leewis 等 - 2006 - Ammonia adsorption and decomposition on silica sup DOI: 10.1016/j.apsusc.2005.12.115 -
Hydroxyl (O-H) öryggi 0,9
“Text states '-OH and -NH stretching vibration intensity peaks appear at 3378.03 and 3354.17 cm-1'.”
Huang 等 - 2022 - Preparation and Characterization of Regenerated Ce DOI: 10.3390/membranes12010042 -
Hydroxyl (O-H) öryggi 0,9
“stretching of the -OH group”
Judith Valdez-Alegria 等 - 2020 - Synthesis of Chitosan-Polyvinyl Alcohol Biopolymer DOI: 10.3390/biom10010156 -
Hydroxyl (O-H) öryggi 0,9
“Explicit assignment: ν(OH) stretch.”
Nabipour 和 Sadr - 2015 - Layered zinc hydroxide-ibuprofen nanohybrids synt DOI: 10.1080/17458080.2014.998301 -
Amide öryggi 0,9
“N-H and O-H stretching at about 3354.”
Shamsudin 等 - 2014 - Green Polymer Electrolytes based on Chitosan and 1 DOI: 10.1063/1.4895229 -
N h öryggi 0,9
“Explicit assignment: ν_s(NH) = 3354 cm-1.”
Solovyeva 等 - 2021 - Water Vapor Adsorption on CAU-10-X Effect of Func DOI: 10.1021/acs.langmuir.0c02729 -
Water (H2O) öryggi 0,9
“Explicit assignment: '-OH bending vibration of water (3354 cm-1)'”
Zhang 等 - 2020 - Enhanced heavy metal removal from an aqueous envir DOI: 10.1038/s41598-020-73570-7
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