What absorbs at 965 cm⁻¹ in an FTIR spectrum?
A band near 965 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
Mga posibleng pagtatalaga ng functional-group
| Functional group | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Alkene (C=C) | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.8 |
| Ammonium | 1 | 1 | 0.8 |
| Nucleic acid | 1 | 1 | 0.8 |
| Carbohydrate | 1 | 1 | 0.8 |
| Sulfate (SO4) | 1 | 1 | 0.8 |
| Silanol (Si-OH) | 1 | 0 | 0.9 |
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
-
kumpiyansa 0.9
“Text: 'terminal branched vinyl group band stretching' at 965”
Gecim 和 Erkoc - 2020 - Gas phase polymerization of ethylene towards UHMWP DOI: 10.3906/kim-1907-48 -
Alkene (C=C) kumpiyansa 0.9
“Explicitly assigned to bending vibrations of trans-1,4-PBD.”
Isfahani 等 - 2021 - Influence of microstructural variations on morphol DOI: 10.1039/d1ra00764e -
kumpiyansa 0.9
“Assignment of band at 965 cm-1 to 1,4-”
Weigel 等 - 2021 - Identification and quantification of additives in DOI: 10.1617/s11527-021-01763-1 -
Sulfate (SO4) kumpiyansa 0.8
“Peak range 980-950 cm-1 attributed to ester sulfate groups.”
Artemisia 等 - 2019 - The Properties of Brown Marine Algae Sargassum tur DOI: 10.14499/indonesianjpharm30iss1pp43 -
Carbohydrate kumpiyansa 0.8
“Bands at 965 assigned to carbohydrates and nucleic acids.”
Ressaissi 和 Serralheiro - 2022 - Hydroxycinnamic acid derivatives effect on hyperch DOI: 10.1016/j.crphar.2022.100105 -
Ammonium kumpiyansa 0.8
“Double peaks at 965 cm-1 assigned to ammonia.”
Tranchard 等 - 2017 - Kinetic analysis of the thermal decomposition of a DOI: 10.1016/j.jaap.2017.07.002 -
Hydroxyl (O-H) kumpiyansa 0.8
“Peak at 965 cm-1 corresponds to -OH group.”
Wu 等 - 2018 - Organic-inorganic hybridization for the synthesis DOI: 10.1039/c7ra13165h -
kumpiyansa 0.5
“Text mentions 'formation of bond with peak at 965' but group not explicitly named.”
Halperin 等 - 2014 - Evaluation of various polyethylene as potential do DOI: 10.1016/j.radphyschem.2014.05.014
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