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oxygen-containing organic material with possible sulfonate or ether-like functionality

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N° de résultat: 20250514134618144769638 Propriétaire: publicuser Commentaires: 0
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FTIR ANALYSIS REPORT

FTIR Spectrum Analysis Report

No.: 20250514134618144769638 Date: 2025-05-14 17:47:20 Reported by: FTIR.fun Contact: [email protected]

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Top15

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Top 15 candidates

Reference library candidates

Rank Match % Compound Name Formula / SMILES Library preview Action
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Based on the library matches and evidence above.

Conclusion

oxygen-containing organic material with possible sulfonate or ether-like functionality

General assessment
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#32126 Initial rank 1 Current rank 1 Library lead match 0.0%
Conclusion
  1. Library consensus explicitly trends toward oxygen-containing chemistry.
  2. Two relatively strong fingerprint-region bands at 1038 and 1197 cm⁻¹ support the presence of an oxygen-rich functional group environment.
  3. Several leading candidates contain sulfonate, sulfonic acid, phosphonate, or ether-like motifs, which is broadly consistent with strong absorptions in this region.
Main limitation

The leading library hit has zero effective similarity, so it cannot be treated as a reliable exact match.

Evidence & interpretation
Evidence

Key evidence

Correspondance principale de la bibliothèque
sodium 2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonate #32126 | match 0.0%
Direction du matériau
oxygen-containing organic material with possible sulfonate or ether-like functionality The FTIR search does not support a firm compound-level identification for this sample. The nearest library name is sodium 2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonate, but the retrieval confidence is effectively zero and no direct or related literature evidence independently supports that exact assignment. Based on the observed bands and the broad top-candidate pattern, the most defensible conclusion is an oxygen-containing organic material, with the strong 1038 and 1197 cm⁻¹ absorptions leaving open the possibility of sulfonate-like or C–O-containing functionality.
Support

Evidence supporting the conclusion

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

  1. Library consensus explicitly trends toward oxygen-containing chemistry.
  2. Two relatively strong fingerprint-region bands at 1038 and 1197 cm⁻¹ support the presence of an oxygen-rich functional group environment.
  3. Several leading candidates contain sulfonate, sulfonic acid, phosphonate, or ether-like motifs, which is broadly consistent with strong absorptions in this region.
  4. Observed bands are limited to 747, 1038, 1197, 1468, and 2631 cm⁻¹, so the interpretation is constrained by sparse spectral information.
  5. The top-15 library pattern is chemically inconsistent overall, but it repeatedly points to oxygen-bearing motifs and includes several sulfur-oxygen- or C–O-containing candidates.
  6. The strongest sample features at 1038 and 1197 cm⁻¹ are consistent with intense fingerprint-region absorptions often seen for S=O/C–O-containing groups, while 1468 cm⁻¹ is compatible with aliphatic deformation.
  7. The 747 cm⁻¹ band may reflect a ring or substituted C–H out-of-plane vibration, but it is not sufficient on its own to support a specific aromatic or heterocyclic structure.
  8. The 2631 cm⁻¹ band is unusual and, without corroborating bands, does not securely establish a specific acidic, ammonium, or other narrow functional assignment.
Limitations

Evidence that limits the conclusion

  • The leading library hit has zero effective similarity, so it cannot be treated as a reliable exact match.
  • The top candidates are chemically heterogeneous, including sulfonates, fluorinated compounds, phosphorous-containing compounds, aromatic nitriles, and even oil, which weakens any narrow assignment.
  • The available peak list does not show enough corroborating characteristic bands to justify a specific sulfonate salt identification.
  • It remains uncertain whether the 1038/1197 cm⁻¹ pair arises from sulfonate, sulfonic-acid-related, phosphorous-oxygen, or other strong C–O/S–O vibrations.
  • The presence or absence of key confirming bands outside the reported peak list is unknown.
  • The current evidence is insufficient to distinguish a discrete small molecule from a more general oxygenated organic formulation or mixture.
Recommendation

Suggested next verification

  • Reacquire the FTIR spectrum with full band listing and relative intensities, especially across 4000-400 cm⁻¹, to check for confirming S=O, O–H, N–H, and C–H features.
  • Inspect the sample for water content or salt character, since ionic sulfonate-type materials often show broadened or shifted fingerprint bands.
  • If sulfonate functionality is suspected, compare directly against authenticated spectra of sulfonate salts and sulfonic-acid-containing materials rather than relying on the current low-match search result.
  • Use complementary analysis such as elemental screening for sulfur, sodium, phosphorus, fluorine, or chlorine to narrow the functional class indicated by the 1038 and 1197 cm⁻¹ bands.
Peak analysis

Detected peaks and interpretation

★ = Literature-supported peak assignment.

Index Characteristic Wavenumber Absorbance Evidence One-line interpretation Citation Confidence
1 · 1197 1.00 - - - -
2 · 1038 0.86 - - - -
3 · 747 0.35 - - - -
4 · 2631 0.32 - - - -
5 · 1468 0.15 - - - -
Appendix

Sample information and raw spectrum

Original uploaded spectrum for reference and verification.

Baseline correction method: Asymmetric Least Squares Smoothing

The wavelength range for analysis(cm-1): [(650, 4000)]

Raw spectrum without baseline correction or other processing:

Sample spectrum image
Discussion

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