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LAPORAN ANALISIS FTIR

Laporan Analisis Spektrum FTIR

No.: 20250729045546460431846 Tarikh: Dilaporkan oleh: FTIR.fun Hubungi: [email protected]

Muat turun PDF profesional dan berformat bagi analisis ini.

15 Teratas

Perbandingan perpustakaan Top-15 berdasarkan keserupaan

Spektrum perpustakaan akan muncul di sini.
Spektrum perpustakaan Lengkung sampel interaktif Gerakkan penunjuk untuk menunjukkan garis panduan menegak.
15 calon teratas

Calon perpustakaan rujukan

Kedudukan Padankan % Nama Sebatian Formula / SMILES Pratonton perpustakaan Tindakan
Calon rujukan dimuatkan dalam workbench Top-15 ini.

Berdasarkan padanan perpustakaan dan bukti di atas.

Kesimpulan

Organic compound with alkene/aromatic unsaturation and hydroxy/phenolic functionalities, likely containing nitrogen

Keyakinan LLM
Kesimpulan
  1. Direct literature evidence explicitly relates the bands at 1610, 1280, 1378, 754, 3176, and 3539 cm-1 to C=C, alkyl C-H, C-H bending, C-N, phenolic, and hydroxyl groups, respectively, in various organic and hybrid materials [1–6].
  2. The top-15 library consensus features alkene and methyl as the dominant chemical motifs, reinforcing the unsaturated hydrocarbon character of the sample.
  3. The band at 1610 cm-1 is assigned to a C=C double bond vibration, consistent with the explicit report of this mode by Nardi et al. (2013) for a UV‑cured polymer nanocomposite [1].
Bukti & tafsiran
Bukti

Bukti utama

Padanan utama perpustakaan
propan-2-yl nitrate #370
Batasan

Bukti yang menghadkan kesimpulan

  • The library top match propan-2-yl nitrate is very weak (similarity 0.0, 15% confidence), and characteristic nitrate ester bands (e.g., N-O stretch near 860 cm-1) are absent from the sample spectrum, making this specific identification unsupported.
  • The C-N assignment at 754 cm-1 originates from a study on mineral‑doped silica gel, and its direct relevance to an organic‑matrix sample is uncertain.
  • The analogical literature evidence for C-N stretching at 1280 cm-1 from cross‑linked PVA hybrid membranes is only suggestive and cannot be taken as a definitive assignment.
  • Many of the cited literature sources deal with materials (polymers, nanoparticles, biological extracts, mineral composites) that may differ significantly from the composition of the current sample, reducing the transferable certainty of the peak assignments.
  • The exact nature of the unsaturation (aliphatic C=C vs. aromatic ring) cannot be determined without additional characteristic bands, such as aromatic C-H stretches above 3000 cm-1 or ring‑breathing modes in the 1450–1600 cm-1 region.
Cadangan

Pengesahan seterusnya yang dicadangkan

  • To reduce the present uncertainty, obtain a higher‑resolution spectrum, especially in the fingerprint region (400–1500 cm-1), to search for weaker but structurally indicative bands.
  • Complementary analysis by mass spectrometry or nuclear magnetic resonance spectroscopy is recommended to confirm the presence of nitrogen and to resolve whether the unsaturation is olefinic or aromatic.
  • If the sample is a known reaction product or mixture, comparison with a verified reference standard of the suspected compound would greatly improve the reliability of the peak assignments.
Analisis puncak

Puncak yang dikesan dan tafsiran

★ = Penetapan puncak yang disokong oleh literatur.

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Indeks Ciri Nombor gelombang Absorbans Bukti Tafsiran satu baris Petikan Keyakinan
1 ★ 1378 1.00 Penetapan yang disokong oleh literatur Jalur pada 1378 cm-1 ditetapkan kepada C-H asymmetric + symmetric bending. [3] Keyakinan LLM
2 ★ 1610 0.37 Penetapan yang disokong oleh literatur Jalur pada 1610 cm-1 ditetapkan kepada c=c double bond. [1] Keyakinan LLM
3 ★ 1280 0.29 Penetapan yang disokong oleh literatur Jalur pada 1280 cm-1 ditetapkan kepada alkyl C-H vibration. [6] Keyakinan LLM
4 ★ 3539 0.17 Penugasan literatur analogi Jalur pada 3539 cm-1 ditetapkan kepada O-H stretching (hydroxyl). [8] Keyakinan keseluruhan
5 ★ 754 0.13 Penetapan yang disokong oleh literatur Jalur pada 754 cm-1 ditetapkan kepada c n single bond. [1] -
6 ★ 3176 0.12 Penetapan yang disokong oleh literatur Jalur pada 3176 cm-1 ditetapkan kepada phenolic. [7] Keyakinan keseluruhan
Literatur

Rujukan

Tidak. Tajuk DOI Halaman
[1] Nardi 等 - 2013 - UV-cured transparent magnetic polymer nanocomposit 10.1016/j.polymer.2013 -
[2] El Felss 等 - 2020 - Structural study of the effect of mineral additive 10.1007/s10971-020-05385-x -
[3] Cebi - 2021 - Quantification of the Geranium Essential Oil, Palm 10.3390/foods10081848 -
[4] Kert 等 - 2021 - Application of Fragrance Microcapsules onto Cotton 10.3390/coatings11101181 12
[5] Ashraf 等 - 2022 - Novel Silica Functionalized Monosodium GlutamateP 10.21203/rs.3.rs-283846/v1 28
[6] Tyubaeva 等 - 2023 - Development of Nonwoven Fibrous Materials Based on 10.3390/polym15153167 7
[7] Roy 等 - 2020 - Exploring the Inclusion Complex of a Drug (Umbelli 10.1021/acsomega.0c04716 3
[8] Mosenfelder 等 - 2022 - Coupled hydrogen and fluorine incorporation in gar 10.2138/am-2021-7880 62
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Lampiran

Maklumat sampel dan spektrum mentah

Spektrum asli yang dimuat naik untuk rujukan dan pengesahan.

Kaedah pembetulan garis dasar: Pelicinan Kuasa Dua Terkecil Asimetrik

Julat panjang gelombang untuk analisis(cm-1): N/A

Spektrum mentah tanpa pembetulan garis dasar atau pemprosesan lain:

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