FTIR ANALYSIS REPORT

FTIR Spectrum Analysis Report

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

Download a professional, formatted PDF of this analysis.

Top15

Similarity-ranked Top-15 library comparison

Choose matching result groups:

Library spectrum will appear here.

Infrared spectrum comparison chart. Analysis result: 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

Library spectrum Interactive sample curve Move the pointer to show the vertical guide line.

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

#29632 Initial rank 1 Current rank 1 Library lead match 0.0%

Conclusion

Bands at 992 and 1021 cm-1 are compatible with C-O-containing organic functionality.
The library Top-15 contains multiple oxygen-bearing candidates, which is at least directionally consistent with an oxygenated organic material.
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

Key evidence

Hlavní shoda knihovny

2-methylpropanoyl 2-methylpropanoate #29632 | match 0.0%

Směr materiálu

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.

Bands at 992 and 1021 cm-1 are compatible with C-O-containing organic functionality.
The library Top-15 contains multiple oxygen-bearing candidates, which is at least directionally consistent with an oxygenated organic material.
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.
Only two sample bands are available, at 992 and 1021 cm-1, which is too limited for a secure molecular assignment.
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.
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.
The observed bands fall in a region commonly associated with C-O-related stretching or fingerprint-region skeletal vibrations in oxygenated organic compounds.
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:

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

FTIR Spectrum Analysis Report

Similarity-ranked Top-15 library comparison

Reference library candidates

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

Key evidence

Evidence supporting the conclusion

Evidence that limits the conclusion

Suggested next verification

Detected peaks and interpretation

Sample information and raw spectrum

Komentáře a následné důkazy

Online podpora

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

Similarity-ranked Top-15 library comparison

Reference library candidates

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

Key evidence

Evidence supporting the conclusion

Evidence that limits the conclusion

Suggested next verification

Detected peaks and interpretation

Sample information and raw spectrum

Komentáře a následné důkazy

Další analýzy v této kategorii

Online podpora

7denní bezplatná zkušební verze

Účet vytvořen!