What absorbs at 598 cm⁻¹ in an FTIR spectrum?

Quick answer

A band near 598 cm⁻¹ is usually interpreted by checking which functional groups repeatedly co-occur there in the literature, then confirming at least one or two additional peaks in the same sample. This page ranks those assignments by accumulated evidence rather than by a single fixed textbook rule.

可能性のある官能基アサイン

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Possible materials

Materials are shown only when the same literature pool supports this band and at least one additional characteristic peak.

Spectrum logic

This band becomes meaningful only when read with its neighboring peaks. In practice, analysts first look at the assignments above, then check whether the same sample also shows other peaks expected for the same structural motif. A lone band near 598 cm⁻¹ is usually not enough for material identification by itself.

Real-world usage

This type of query is common in polymer identification, unknown plastic screening, QC troubleshooting, recycled-material verification, and literature-backed peak assignment review.

Common mistakes

• Treating one isolated band as proof of a material without checking at least one or two supporting peaks.
• Ignoring overlap: multiple functional groups can contribute near the same wavenumber.
• Skipping validation when additives, blends, oxidation, or contamination may distort the spectrum.

Verification advice

When ambiguity remains, validate the hypothesis with DSC, GC-MS, or TGA, especially for blends, degraded samples, and filled polymers.

これらのアサインの根拠となる文献

• Metal oxygen 信頼度 1.0

  “LLM confirmed rule peak-group candidate”

  Effect of alumina on the performance and characterization of cross-linked PVA / PEG 600 blended membranes for CO2/N2 separation DOI: 10.1016/j.seppur.2018.08.026
• 信頼度 1.0

  “In the spectra of WFD (Figure 7a), the peaks at 992, 776, and 693 cm-1 were attributed to Si-O stretching vibration bands, whereas the peaks at 598 cm-1 corresponded to F-O bond stretching.”

  Kim 等 - 2022 - Removal of Methyl Red from Aqueous Solution Using DOI: 10.3390/ijerph19159030
• Alkyl C-H 信頼度 1.0

  “Peaks at (741,697 cm-1) and (598 cm-1) corresponds to CH bending and C-OH bending respectively.”

  Kumar 等 - 2021 - Centella asiatica mediated facile green synthesis DOI: 10.1016/j.inoche.2021.108865
• Hydroxyl (O-H) 信頼度 1.0

  “3617cm-1 300cm-1 ItcanbenotedthatD-exchangeaffectssomebandswhich positions was taken as [28] and [26], reveal very subtle temperature changes, for example at 906, respectively, as for the OH band of t-butanol in CCl diluted 4 598cm-1 824, 7”

  Rozenberg 等 - 2005 - Low-temperature FTIR spectra and hydrogen bonds in DOI: 10.1016/j.saa.2004.05.024
• Amide 信頼度 1.0

  “cm-1 cm-1 band at 1541 and amide III band at Peaks at 598 and 554 are from ACCEPTED MANUSCRIPT out-of-plain bending of C-H groups.”

  Wei 等 - 2018 - Enhanced chemical and spatial recognition of fish DOI: 10.1016/j.saa.2018.07.031
• 信頼度 1.0

  “On the other hand, vibration peaks 2 vibration peaks for Cu-O and Fe-O bonds were observed at wave numbers of about 456 and for Cu-O and Fe-O bonds were observed at wave numbers of about 456 and 598 cm-1, cm-1, 598 respectively, which confi”

  Sustainable Cauliflower-Patterned CuFe2O4 Electrode Production from Chalcopyrite for Supercapacitor Applications DOI: 10.3390/nano13061105
• Siloxane (Si-O-Si) 信頼度 1.0

  “Again, the integration of shell nacre was confirmed by the shift in siloxane peaks at 598, 846, 1008, and integration of shell nacre was confirmed by the shift in siloxane peaks at 598, 846, 1008,”

  Wilson 和 Pampadykandathil - 2023 - Novel Bone Void Filling Cement Compositions Based DOI: 10.3390/bioengineering10070752
• Metal oxygen 信頼度 0.95

  “Explicit assignment: metal-oxygen stretching vibrations of hexagonal ferrites.”

  Role of Nd-Ni on structural, spectral and dielectric properties of strontium-barium based nano-sized X-type ferrites DOI: 10.1016/j.ceramint.2017.11.049