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oxygen-containing organic material with C-O stretching, possibly an ether- or ester-like compound

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N° de résultat: 20250429115832254847990 Propriétaire: publicuser Commentaires: 1
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FTIR ANALYSIS REPORT

FTIR Spectrum Analysis Report

No.: 20250429115832254847990 Date: 2025-05-02 09:05:40 Reported by: FTIR.fun Contact: [email protected]

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Top15

Similarity-ranked Top-15 library comparison

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Top 15 candidates

Reference library candidates

Rank Match % Compound Name Formula / SMILES Library preview Action
Reference candidates load with this Top-15 workbench.

Based on the library matches and evidence above.

Conclusion

oxygen-containing organic material with C-O stretching, possibly an ether- or ester-like compound

General assessment
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#29632 Initial rank 1 Current rank 1 Library lead match 0.0%
Conclusion
  1. Bands at 992 and 1021 cm-1 are compatible with C-O-containing organic functionality.
  2. The library Top-15 contains multiple oxygen-bearing candidates, which is at least directionally consistent with an oxygenated organic material.
  3. The Top-1 library name, 2-methylpropanoyl 2-methylpropanoate, is itself an oxygen-containing compound, so the broad oxygenated direction is consistent with the retrieval.
Main limitation

The library confidence is low, with zero-reported similarity values across the leading hits.

Evidence & interpretation
Evidence

Key evidence

Correspondance principale de la bibliothèque
2-methylpropanoyl 2-methylpropanoate #29632 | match 0.0%
Direction du matériau
oxygen-containing organic material with C-O stretching, possibly an ether- or ester-like compound The present FTIR result does not support a firm compound-level identification. The library Top-1 name is 2-methylpropanoyl 2-methylpropanoate, but the retrieval confidence is effectively absent and the observed sample contains only two listed bands at 992 and 1021 cm-1. Those bands are more consistent with a general oxygen-containing organic material showing C-O stretching than with a securely identified specific molecule. Because no direct reference evidence or closely related literature match was recovered, the safest conclusion is a broad oxygenated organic direction rather than an entity claim.
Support

Evidence supporting the conclusion

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

  1. Bands at 992 and 1021 cm-1 are compatible with C-O-containing organic functionality.
  2. The library Top-15 contains multiple oxygen-bearing candidates, which is at least directionally consistent with an oxygenated organic material.
  3. The Top-1 library name, 2-methylpropanoyl 2-methylpropanoate, is itself an oxygen-containing compound, so the broad oxygenated direction is consistent with the retrieval.
  4. Only two sample bands are available, at 992 and 1021 cm-1, which is too limited for a secure molecular assignment.
  5. The library search returned 2-methylpropanoyl 2-methylpropanoate as Top-1, but all reported similarities are 0.000, so the match is not substantively discriminating.
  6. The broader Top-15 library pattern includes several oxygen-containing candidates and the library consensus notes oxygen heterocycle / ring 6m, but this pattern is not strong enough to require a ring assignment for the current sample.
  7. The observed bands fall in a region commonly associated with C-O-related stretching or fingerprint-region skeletal vibrations in oxygenated organic compounds.
  8. No direct reference statement or related-literature evidence independently supports the specific Top-1 compound.
Limitations

Evidence that limits the conclusion

  • The library confidence is low, with zero-reported similarity values across the leading hits.
  • The sample does not show enough reported bands to support the carbonyl-bearing specific Top-1 assignment.
  • The library consensus suggesting an oxygen heterocycle or six-membered ring is not directly supported by the two reported peaks alone.
  • A carbonyl-containing ester assignment remains unverified because no characteristic carbonyl band is reported.
  • A ring-containing oxygen heterocycle cannot be confirmed from the current peak list.
  • With only two fingerprint-region bands, several different oxygenated organic materials remain plausible.
Recommendation

Suggested next verification

  • Recollect the full FTIR spectrum over the standard mid-IR range and verify whether a strong carbonyl band near about 1735-1810 cm-1 is present; this is critical for testing the Top-1 ester-like candidate.
  • Check for broader C-H stretching and fingerprint features to distinguish a simple oxygenated aliphatic compound from a cyclic ether or other oxygen-containing material.
  • If the sample amount permits, confirm composition with GC-MS or LC-MS to determine whether a discrete low-molecular-weight oxygenated compound such as 2-methylpropanoyl 2-methylpropanoate is actually present.
  • If a ring-containing oxygenated material is suspected, compare against a reference spectrum with full-band matching rather than relying on the two currently listed peaks.
Peak analysis

Detected peaks and interpretation

★ = Literature-supported peak assignment.

Index Characteristic Wavenumber Absorbance Evidence One-line interpretation Citation Confidence
1 · 1021 1.00 - - - -
2 · 992 0.47 - - - -
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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  • 30 Avr '25

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