What absorbs at 737 cm⁻¹ in an FTIR spectrum?
A band near 737 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 4 cited sources
Možná přiřazení funkčních skupin
| Funkční skupina | Podpůrná fakta | Citované zdroje | Nejvyšší spolehlivost |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1,0 |
| Aromatic ring | 2 | 2 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 0,8 |
Pořadí odráží nahromaděné literární důkazy, nikoli jediné autoritativní pravidlo. Vždy potvrďte v kontextu vašeho vzorku.
Literatura za těmito přiřazeními
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Alkyl C-H spolehlivost 1,0
“In the spectrum the most relevant bands are those ob737cm-1, served at 1206, 777 and corresponding to the C-H in-plane bending and C-H out-of-plane bending”
Barreto 等 - 2017 - Evaluation of the anticorrosion performance of pee DOI: 10.1590/S1517-707620170003.0186 -
Metal oxygen spolehlivost 1,0
“Identification of Microorganism Bi in wavelengths of 583 cm-1, 737 cm-1 stretching Sixty-five isolated bacteria from hospitalized patients vibrational of O-Bi-O, and 1630 cm-1 stretching of Bi-O with burn infections was identified following”
Dalvand 等 - 2018 - Inhibitory Effect of Bismuth Oxide Nanoparticles P DOI: 10.21859/ijb.2102 -
Aromatic ring spolehlivost 1,0
“The absorption peak at 1557 corresponds to the stretching cm1 cm1 vibration peak of C = C of the benzene ring, and the double peaks at 737 and 700 are the outof-plane bending peak of the unitary substituted C-H bond in the benzene ring, whi”
Li 等 - 2021 - Improved properties of PTFE composites filled with DOI: 10.21203/rs.3.rs-221609/v1 -
spolehlivost 0,8
“Strong band at ~737 cm-1 assigned to these groups.”
Thermal stability of polymeric carbon nitride (PCN)-Al2O3–ZrO2 nanocomposites used in photocatalysis DOI: 10.1007/s10973-021-11090-w
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