What absorbs at 609 cm⁻¹ in an FTIR spectrum?
A band near 609 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| N h | 2 | 2 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Carbon bromine | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
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Carbon bromine 置信度 1.0
“In the last bottom peak, at 609 cm-1, an alkyl halides absorbance of the shell-based conventional lubricant and the other two peaks represent (C-Br) functional group was attached.”
Tribological Analysis of Molybdenum Disulfide (MOS2) Additivated in the Castor and Mineral Oil Used in Diesel Engine DOI: 10.3390/su141710485 -
Metal oxygen 置信度 1.0
“Two absorption bands are cm-1, associated with the coupling between Mn-O stretching observed at 609 and 495 modes of tetrahedral and octahedral sites [19, 20].”
Baykal 等 - 2007 - Low temperature synthesis and characterization of DOI: 10.2478/s11532-006-0064-7 -
C-S single bond 置信度 1.0
“FTIR analysis of the dried seaweed and colloid extracts from Bonds/Assignments (cm-1) Wavelength Numbers 609 C-S stretching vibrations (agar) 690 3,6anhydro-L-galactose (agar)”
Extraction and Analysis of Compounds with Antibacterial Potential from the Red Alga Grateloupia turuturu DOI: 10.3390/jmse7070220 -
置信度 1.0
“The XRD spectrum of Agr shows a peak 19.1◦ ∼ 2θ 1556.6 cm-1 and 1404.6 cm-1, N-H out of plane wagging at 608.8 cm-1, and C-H stretching at 928.2 at with the intensity of 1624 (a.u), which demonstrates the semi-crystalline nature of ∼ at 2θ”
Development of Biodegradable Agar-Agar/Gelatin-Based Superabsorbent Hydrogel as an Efficient Moisture-Retaining Agent DOI: 10.3390/biom10060939 -
置信度 1.0
“Discussion 300 stretching, amide II), 1,609 cm-1 (-N-H), and 1,658 cm-1 (C=O stretching, amide I) [10].”
Omir 等 - 2020 - Behaviour of Aquaporin Forward Osmosis Flat Sheet DOI: 10.3390/membranes10050108 -
Phosphate (PO4) 置信度 0.9
“Explicit assignment: 'PO group at ... 609'”
Natasha 等 - 2008 - Fourier transform infrared study on sol-gel derive DOI: 10.4028/www.scientific.net/AMR.47-50.1185 -
置信度 0.8
“Text: '608.7cm-1 ν respectively' (bending mode)”
Wang 等 - 2005 - Nanostructure properties of hydroxyapatite nanobel DOI: 10.4028/www.scientific.net/KEM.288-289.187
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