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RESULTATSIDE

methoxy/methacrylate-rich organic-inorganic hybrid material

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Resultatnr.: 20260524212458337470063 Eier: zhuzero Kommentarer: 0
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FTIR ANALYSIS REPORT

Spectrum Analysis Result

No.: 20260524212458337470063 Date: Reported by: FTIR.fun Contact: [email protected]

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Top15

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Top 15 candidates

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Executive conclusion

methoxy/methacrylate-rich organic-inorganic hybrid material

General assessment
LLM-konfidens
#141341 Current rank 1 Library lead match 69.7%
Conclusion
  1. The assignment of the 1045 cm⁻¹ band to alkaline earth metal species (e.g., calcium) is supported by direct literature [2].
  2. The carbonyl assignments are corroborated by multiple literature sources.
  3. The intense band at 1707 cm⁻¹ is attributable to carbonyl C=O stretching, consistent with ester or ketone groups and supported by numerous direct literature assignments.
Main limitation

The top library match is calcium carbonate, an inorganic material, yet the dominant spectral features are organic. This indicates that the sample is not pure calcium carbonate, and a simple library identification is misleading.

Detailed explanation Supporting evidence, limitations, and suggested verification steps for this sample.
Evidence

Conclusion evidence

Only evidence relevant to this sample and the present conclusion is shown here.

Bibliotekets ledende treff
Calcium carbonate #141341 | match 69.7%
Materialretning
methoxy/methacrylate-rich organic-inorganic hybrid material The library search returned Calcium carbonate as the closest single match, but the Top‑15 candidate consensus and the sample’s spectral features indicate a strong presence of oxygen‑rich organic functional groups (methoxy/methacrylate, carbonyl). Direct peak evidence supports both organic moieties (C=O, C‑O‑C, alkyl C‑H) and inorganic components (metal‑oxygen, carbonate). The combination suggests the sample is a composite material, not a single pure compound, rendering a precise identification uncertain. The material direction is therefore defined broadly as a methacrylate/ester‑rich organic‑inorganic hybrid.
Supporting peaks
420 cm-1 451 cm-1 483 cm-1 557 cm-1 580 cm-1 664 cm-1 718 cm-1 747 cm-1
Supporting groups
aromatic methyl alkyl_c_h metal_oxygen n_h c_o_single_bond c_o_c_asymmetric_stretch o_h_deformation
Support

Evidence supporting the conclusion

Only sample-relevant statements that support the present conclusion are shown here.

  1. The library search returned Calcium carbonate as the closest single match, but the Top‑15 candidate consensus and the sample’s spectral features indicate a strong presence of oxygen‑rich organic functional groups (methoxy/methacrylate, carbonyl). Direct peak evidence supports both organic moieties (C=O, C‑O‑C, alkyl C‑H) and inorganic components (metal‑oxygen, carbonate). The combination suggests the sample is a composite material, not a single pure compound, rendering a precise identification uncertain. The material direction is therefore defined broadly as a methacrylate/ester‑rich organic‑inorganic hybrid.
  2. The assignment of the 1045 cm⁻¹ band to alkaline earth metal species (e.g., calcium) is supported by direct literature [2].
  3. The carbonyl assignments are corroborated by multiple literature sources.
  4. The intense band at 1707 cm⁻¹ is attributable to carbonyl C=O stretching, consistent with ester or ketone groups and supported by numerous direct literature assignments.
  5. The pair of bands at 1162 and 1265 cm⁻¹ are characteristic of C‑O‑C asymmetric stretching and C‑O stretching, commonly observed in methacrylate polymers and cellulose derivatives.
  6. Strong absorptions at 2935 and 2861 cm⁻¹ correspond to asymmetric and symmetric aliphatic C‑H stretching, indicating significant hydrocarbon chains.
  7. Bands in the region 420–580 cm⁻¹ are assigned to metal‑oxygen vibrations, potentially from calcium carbonate or metal oxide fillers.
  8. A broad absorption around 3375 cm⁻¹ suggests O‑H/N‑H stretching, likely from hydroxyl groups or moisture.
  9. Major peak assignments include 1461: Related literature: Aliphatic/aromatic C-H bending and stretching | Direct reference: ring 6m; ring; 1489: Related literature: Aliphatic/aromatic C-H bending and stretching; Amino acid/guanidine-like vibrations (CN, CH₃ bends); 1430: Related literature: Aliphatic/aromatic C-H bending and stretching; 1202: Related literature: Cellulosic/polysaccharide-like functional groups (C-O-C, O-H def, C-O, CH₂ wag) | Direct reference: ring 6m; ring.
Limitations

Evidence that limits the conclusion

These points explain what still weakens, limits, or leaves uncertainty in the current interpretation.

  • The top library match is calcium carbonate, an inorganic material, yet the dominant spectral features are organic. This indicates that the sample is not pure calcium carbonate, and a simple library identification is misleading.
  • The exact organic polymer type and the ratio of inorganic to organic components cannot be determined solely by FTIR. The material could be a filled polymer or a mixture of carbonate and organic residues.
Recommendation

Suggested next verification

These are the most useful next checks for confirming the present conclusion or refining a low-match result.

  • Complementary analysis by X‑ray diffraction (XRD) for inorganic phase identification, thermogravimetric analysis (TGA) for organic/inorganic quantification, and gas chromatography‑mass spectrometry (GC‑MS) after hydrolysis for polymer identification are recommended.
Peak analysis

Detected peaks and interpretation

Rows marked with ★ have literature-supported assignments retained for this report.

Index Characteristic Wavenumber Absorbance Evidence One-line interpretation Citation Confidence
1 ★ 1461 1.00 Literature-supported assignment The band at 1461 cm-1 is assigned to alkyl C-H[RC3322]. [RC3322] Samlet konfidens
2 · 1489 0.83 - - - -
3 ★ 1430 0.80 Literature-supported assignment The band at 1430 cm-1 is assigned to carbonate[38]. [38] LLM-konfidens
4 ★ 1202 0.79 Literature-supported assignment The band at 1202 cm-1 is assigned to Cellulosic/polysaccharide like functional groups (C-O C, O-H def, C-O, CH₂ wag)[S5]. [S5] Samlet konfidens
5 · 1130 0.78 - - - -
6 · 995 0.77 - - - -
7 · 1303 0.75 - - - -
8 ★ 1162 0.74 Literature-supported assignment The band at 1162 cm-1 is assigned to Cellulosic/polysaccharide like functional groups (C-O C, O-H def, C-O, CH₂ wag)[S5]. [S5] Samlet konfidens
9 · 1360 0.74 - - - -
10 ★ 1265 0.73 Literature-supported assignment The band at 1265 cm-1 is assigned to Cellulosic/polysaccharide like functional groups (C-O C, O-H def, C-O, CH₂ wag)[S5]. [S5] Samlet konfidens
11 · 857 0.71 - - - -
12 ★ 1332 0.68 Literature-supported assignment The band at 1332 cm-1 is assigned to Cellulosic/polysaccharide like functional groups (C-O C, O-H def, C-O, CH₂ wag)[S5]. [S5] Samlet konfidens
13 ★ 1045 0.65 Literature-supported assignment The band at 1045 cm-1 is assigned to alkaline earth metal[RC875]. [RC875] LLM-konfidens
14 · 1382 0.64 - - - -
15 · 806 0.60 - - - -
16 · 1558 0.55 - - - -
17 · 1688 0.46 - - - -
18 · 747 0.45 - - - -
19 · 718 0.42 - - - -
20 ★ 1707 0.40 Literature-supported assignment The band at 1707 cm-1 is assigned to carbonyl[RC1426]. [RC1426] LLM-konfidens
21 · 664 0.26 - - - -
22 · 580 0.22 - - - -
23 · 557 0.20 - - - -
24 · 3136 0.18 - - - -
25 ★ 451 0.16 Literature-supported assignment The band at 451 cm-1 is assigned to metal oxygen[RC679]. [RC679] Samlet konfidens
26 · 483 0.13 - - - -
27 ★ 3375 0.12 Literature-supported assignment The band at 3375 cm-1 is assigned to hydroxyl[RC3052]. [RC3052] LLM-konfidens
28 ★ 2861 0.11 Literature-supported assignment The band at 2861 cm-1 is assigned to alkyl C-H[RC1760]. [RC1760] LLM-konfidens
29 · 3597 0.11 - - - -
30 · 2038 0.08 - - - -
31 · 2165 0.08 - - - -
32 · 1983 0.07 - - - -
33 · 2190 0.07 - - - -
34 · 2998 0.07 - - - -
35 · 2327 0.06 - - - -
36 ★ 2935 0.06 Literature-supported assignment The band at 2935 cm-1 is assigned to alkyl C-H[RC1824]. [RC1824] LLM-konfidens
37 · 3204 0.04 - - - -
38 · 420 0.01 - - - -
Literature

References

References used to support the spectral interpretation.

1683 local KG peak-level literature source(s) kept in the candidate pool; peaks 420, 451, 483, 557, 580, 664; groups (c)n_h_in_amide, (ca,al)_o_(ca,al), 2_so, 2d.

No. Title Page
[1] Refat 等 - 2021 - SYNTHESIS, CHARACTERIZATION, AND PHOTOCATALYTIC EF -
[2] Peixoto 等 - 2020 - Synthesis and Characterization of Novel Integral A -
[3] Manjunatha 等 - 2020 - Synthesis of Citrus Limon mediated SnO2-WO3 nanoco -
[4] Khoshdast 等 - 2021 - A Novel Open-System Method for Synthesizing Muscov -
[5] Khan 等 - 2004 - Effects of post-annealing on the infrared active p -
[6] Iqbal 等 - 2022 - Development of Ag0.04ZrO2rGO heterojunction, as a -
[7] Gouda 等 - 2022 - Fabrication of Chitosan Nanofibers Containing Some -
[8] Combrzynski 等 - 2022 - Selected Physical and Spectroscopic Properties of -
[9] Borah 等 - 2019 - Effects of folic acid esterification on the hierar -
[10] Asif 等 - 2021 - Evolution of structure and improvement in dielectr -
[11] Arjunan 等 - 2007 - Fourier transform infrared and Raman spectral assi -
[12] Abd El-Moneim 等 - 2023 - XRD, FTIR and ultrasonic investigations of cadmium -
[13] Zhao 等 - 2021 - Coked NiAl2O3 from the catalytic reforming of vol -
[14] Szostak 等 - 2019 - Nanoscale mapping of chemical composition in organ -
[15] Starowicz 等 - 2014 - Alumina-based nanoparticles obtained by anodic dis -
[16] Meng 等 - 2019 - Kinetics and Thermodynamics of Uranium (VI) Adsorp -
[17] Meade 等 - 2007 - Growth substrate induced functional changes elucid -
[18] Luo 等 - 2019 - A Mechanism for the Adsorption of 2-(Hexadecanoyla -
[19] Liu 等 - 2014 - Discrimination of blue ballpoint pen inks in Chine -
[20] Kavanaugh 等 - 2016 - Human mesenchymal stem cell behavior on segmented -
[21] Hagemann 等 - 2018 - Portable combination of Fourier transform infrared -
[22] Gupta 等 - 2022 - In vitro cell composition identification of wood d -
[23] Fernandes 等 - 2018 - Membranes of polysulfoneclay influence of differ -
[24] Fahim 等 - 2014 - A Green Approach for the Determination of Selected -
[25] Du 等 - 2014 - Cytotoxicity of PEGylated graphene oxide on lympho -
[26] Chen 等 - 2023 - High-Molecular-Weight Exopolysaccharides Productio -
[27] Burns 等 - 2023 - A comparative assessment of the use of suitable an -
[28] Aziz 等 - 2020 - FTIR and HPLC-Based Metabolomics of Yacon Leaves E -
[29] Aubaud 等 - 2009 - Calibration of the infrared molar absorption coeff -
[30] Arabyarmohammadi 等 - 2018 - Simultaneous immobilization of heavy metals in soi -
[31] An 等 - 2023 - Antifungal efficiency and cytocompatibility of pol -
[32] Al Jedani 等 - 2020 - A de-waxing methodology for scanning probe microsc -
[33] Abul-Futouh 等 - 2021 - Ligand effects on structural, protophilic and redu -
[34] Abdolahi 等 - 2012 - Synthesis of Uniform Polyaniline Nanofibers throug -
[35] pdf20231221 cm-1 infrared 第一部分/diman 和 mathias - 2007 - synthesis, characterization, and cyclopolymerizati.pdf -
[36] 0816 ftir cm_1 peak wos/nishimura 和 thomas - 1993 - ir study of the interaction of hydroxyl-groups of .pdf -
[37] Qin 等 - 2022 - Application of SiON Coatings in Sandstone Artifact -
[38] Turki 等 - 2022 - Environmental Application of Acid Activated Kaolin -
[S1] Kert 等 - 2021 - Application of Fragrance Microcapsules onto Cotton 13
[S2] Sciutto 等 - 2017 - A Multivariate Methodological Workflow for the Ana 10
[S5] Chua 等 - 2020 - Cellulose-based polymer electrolyte derived from w 5
[S6] Arivazhagan 和 Rexalin - 2013 - Vibrational spectra, UV-vis spectral analysis and 6
[RC679] Alanazi 等 - 2022 - Effect of rGO wt.% on the Preparation of rGOCuO N 11
[RC875] Peixoto 等 - 2020 - Synthesis and Characterization of Novel Integral A 13
[RC1426] Marques 等 - 2020 - A New Look into the Mode of Action of Metal-Based 5
[RC1760] Du 等 - 2014 - Cytotoxicity of PEGylated graphene oxide on lympho 4
[RC1824] Chen 等 - 2023 - High-Molecular-Weight Exopolysaccharides Productio 11
[RC3052] Wolnica 等 - 2018 - Unexpected Crossover in the kinetics of mutarotati 3
[RC3322] Prasetyo 等 - 2020 - Lignin Refinery Using Organosolv Process for Nanop 3
Appendix

Sample information and raw spectrum

The raw uploaded spectrum is retained here for audit and manual review.

Baseline correction method: Asymmetric Least Squares Smoothing

The wavelength range for analysis(cm-1): N/A

Raw spectrum without baseline correction or other processing:

Sample spectrum image
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