What absorbs at 603 cm⁻¹ in an FTIR spectrum?

빠른 답변

A band near 603 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.

가능한 작용기 할당

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가능한 재료

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스펙트럼 로직

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 603 cm⁻¹ is usually not enough for material identification by itself.

실제 사용

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일반적인 실수

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검증 조언

모호성이 남아 있는 경우, 특히 혼합물, 분해된 시료 및 충전 폴리머의 경우 DSC, GC-MS 또는 TGA로 가설을 검증하십시오.

이 할당의 배경이 되는 문헌

• 신뢰도 1.0

  “and the peak at 603 is due to the cm-1 N-H wagging;”

  Thakur 和 Lokhande - 2018 - Morphological Modification for Optimum Electrochem DOI: 10.4152/pea.201806377
• Aromatic ring 신뢰도 1.0

  “Desorption and regeneration cm(cid:0) 1 peaks are one at 603 is because of benzene ring deformation in cm(cid:0) 1 polyaniline other at 518 is due to cross-linking between polyaniAfter adsorption of Cr(VI), the desorption experiment was per”

  Efficient removal of Cr(VI) by polyaniline modified biochar from date (Phoenix dactylifera) seed DOI: 10.1016/j.gsd.2021.100653
• Aromatic ring 신뢰도 1.0

  “The band at 960 cm-1 is associated with the out-of-plane deformation like band" is related to the vibration mode of N=Q=N (Q represents the quinoid ring), of C-H in the 1,4-disubstituted benzene ring, and 603 cm-1 and 695 cm-1 correspond to”

  Preparation of Anionic Surfactant-Based One-Dimensional Nanostructured Polyaniline Fibers for HydrogenStorage Applications DOI: 10.3390/polym15071658
• S s 신뢰도 1.0

  “The band assigned to -C-San d the bands s at 524 and d 465 at 603 cm-1 his means assigned b both at S-S also decrea ase a lot.”

  Colom 等 - 2016 - FTIR spectroscopic and thermogravimetric character DOI: 10.1016/j.polymertesting.2016.04.020
• 신뢰도 1.0

  “Both cm-1 spectra are characterised by a broad band at 1140 corresponding to v S-O stretching and 3 cm-1 two narrow bands at 603 and 674 corresponding to v S-O bending.”

  Deviese 等 - 2017 - A multi-analytical approach using FTIR, GCMS and DOI: 10.1016/j.microc.2017.03.012
• Silicon (Si) 신뢰도 1.0

  “Other peaks, ascribed to vibrations from the structure of tobermorite, are at about 1052 cm-1 (νasSi-O-Si), 997 cm-1 (νSi-O-), 977 cm-1 (νSi-O-), and 935 cm-1 (νSi-O-), which are all attributed to asymmetric stretching vibracm-1 (νSi-O-), (”

  Phase Composition of Silica Fume—Portland Cement Systems Formed under Hydrothermal Curing Evaluated by FTIR, XRD, and TGA DOI: 10.3390/ma14112786
• 신뢰도 1.0

  “Sr2+ Zn2+ bands at 603 and 565, which could be due to both and servedinFig.1butthiscouldbeduetotheshifttotheleftandlower2θ substituting for calcium in the nHA lattices.”

  Synthesis and characterisation of nanophase hydroxyapatite co-substituted with strontium and zinc DOI: 10.1016/j.ceramint.2018.01.206
• Phosphate (PO4) 신뢰도 1.0

  “565cm-1 260∘ ), and O-P-O bands (603, ) with C, whereas the PPVA The pure PVA film is stable up to 190∘”

  Mohamed Saat 和 Johan - 2014 - The surface structure and thermal properties of no DOI: 10.1155/2014/439839