What absorbs at 937 cm⁻¹ in an FTIR spectrum?
A band near 937 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 5 cited sources
Penetapan kumpulan berfungsi yang mungkin
| Kumpulan berfungsi | Fakta sokongan | Sumber dipetik | Keyakinan tertinggi |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Carbohydrate | 2 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Silanol (Si-OH) | 1 | 1 | 1.0 |
| Protein random coil | 1 | 0 | 1.0 |
Pemeringkatan mencerminkan bukti literatur terkumpul, bukan satu peraturan berwibawa. Sentiasa sahkan terhadap konteks sampel anda.
Literatur di sebalik penetapan ini
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Carbohydrate keyakinan 1.0
“PC 1 2 cm-1 ates spectra based on the free glucose in solution from the also shows that there is loss of a peak at 937 in the N-C-C glucose spiked in sample.”
Mcavan 等 - 2020 - Quantification of protein glycation using vibratio DOI: 10.1039/c9an02318f -
Alkyl C-H keyakinan 1.0
“On the other hand, similar bands were observed at 937 885 cm-1, cm-1 743 and 1455 in iRoot, representing C-H stretching.”
Assiry 等 - 2023 - Microstructural and Elemental Characterization of DOI: 10.3390/app13074517 -
Silanol (Si-OH) keyakinan 1.0
“LLM confirmed rule peak-group candidate”
Novel Synthesis of Core-Shell Silica Nanoparticles for the Capture of Low Molecular Weight Proteins and Peptides DOI: 10.3390/molecules22101712 -
Alkyl C-H keyakinan 1.0
“The peak at 859 cm-1 was assigned to the C-H stretching of the disturbed rings of cellulose/chitin, while the peaks at 937 and 1115 cm-1 were assigned to the deformation of the -C-Hbending and”
Physicochemical and Photocatalytic Properties of 3D-Printed TiO2/Chitin/Cellulose Composite with Ordered Porous Structures DOI: 10.3390/polym14245435 -
Ring structure keyakinan 1.0
“Another important cm-1 absorption band was observed at 937.04 in the spectra of the developed hydrogel was due to the vibration of α-(1 ! 4) glucopyranose ring of β-CD, thus supporting that β-CD was grafted onto polymeric network.”
Cross-linked #_#x03B2;-cyclodextrin and carboxymethyl cellulose hydrogels for controlled drug delivery of acyclovir DOI: 10.1371/journal.pone.0172727
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