What absorbs at 3359 cm⁻¹ in an FTIR spectrum?
A band near 3359 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 7 cited sources
Mga posibleng pagtatalaga ng functional-group
| Grupong functional | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Hydroxyl (O-H) | 6 | 5 | 1.0 |
| N h | 2 | 2 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| 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
-
Hydroxyl (O-H) kumpiyansa 1.0
“Furthermore, doping has been shown to have a major impact on this process, as cm-1 seen in Figure 4, which depicts a large peak centered at 3359 as the source of the -OH stretching [65].”
Characteristics of Methyl Cellulose Based Solid Polymer Electrolyte Inserted with Potassium Thiocyanate as K+ Cation Provider: Structural and Electrical Studies DOI: 10.3390/ma15165579 -
kumpiyansa 1.0
“The very broad FTIR peak at 3359 also related cm-1 cmto stretching of N-H bond in urea.”
Majeed 等 - 2017 - Lignin macromolecule's implication in slowing the DOI: 10.1002/star.201600362 -
Amide kumpiyansa 1.0
“The amide-A vibrations at 3359”
Suzuki 等 - 2008 - Structural Changes of Salinibacter Sensory Rhodops DOI: 10.1021/bi801358b -
Hydroxyl (O-H) kumpiyansa 1.0
“LLM confirmed rule peak-group candidate”
Aziz 等 - 2020 - From Cellulose, Shrimp and Crab Shells to Energy S DOI: 10.3390/polym12071526 -
Hydroxyl (O-H) kumpiyansa 1.0
“In the spectrum of Ch-PVA-NaOH-TPP after the adsorption process, a displacement at 3363 cm-1 is observed in the stretch band at 3359 of the OH group, which could be due to the electrostatic cm-1 cm-1 interaction of the fluoride with the OH”
Judith Valdez-Alegria 等 - 2020 - Synthesis of Chitosan-Polyvinyl Alcohol Biopolymer DOI: 10.3390/biom10010156 -
Hydroxyl (O-H) kumpiyansa 1.0
“a 3359 Hydroxyl group stretching (O-H) from aliphatic and aromatic [36] Hydroxyl group stretching (O-H) from aliphatic a 3359 b”
Physical and Chemical Properties of Acacia mangium Lignin Isolated from Pulp Mill Byproduct for Potential Application in Wood Composites DOI: 10.3390/polym14030491 -
Hydroxyl (O-H) kumpiyansa 0.9
“Text: '3359cm-1. -OH N-H and stretching'”
Almahamid 等 - 2022 - Application of Factorial Design and Response Surfa DOI: 10.1155/2022/1967606
May spectrum ka ba na may ganitong band?
I-upload ang iyong FTIR spectrum at makakuha ng buong interpretasyon na ulat — mga pagtatalaga ng peak na may mga pagsipi ng literatura, pagtutugma ng library, at isang kadena ng ebidensya na may rating ng kumpiyansa — sa loob ng ilang segundo.
I-interpret ang aking spectrum