What absorbs at 672 cm⁻¹ in an FTIR spectrum?
A band near 672 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 6 cited sources
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Carbon dioxide | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Borate | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.7 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
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Phosphate (PO4) 信頼度 1.0
“The peak at 672 cm-1 belongs to symmetric P-O”
Novel synthesis of bioactive hydroxyapatite/f-multiwalled carbon nanotube composite coating on 316L SS implant for substantial corrosion resistance and antibacterial activity DOI: 10.1016/j.jallcom.2018.10.341 -
Borate 信頼度 1.0
“Especially, the Raman peak located at 672 is ascribed to the vibration of the B-O-P bond, which is the connector between the PO and BO tetrahedron.”
Zhang 等 - 2013 - Vibrational spectra and first principles calculati DOI: 10.7498/aps.62.037802 -
Metal oxygen 信頼度 1.0
“The cm-1 peak at 672 was ascribed to O-Sn-O stretching vibration of tin-oxide.”
A facile hydrothermal approach for catalytic and optical behavior of tin oxide- graphene (SnO2/G) nanocomposite DOI: 10.1371/journal.pone.0202694 -
Alkyl C-H 信頼度 1.0
“Additionally, the new peak at 672 represents the stretching vibration of H-C-H in SAF.”
Application of a Superplasticizer in Scheelite Selective Flotation from Calcite DOI: 10.3390/min12040483 -
Carbon dioxide 信頼度 1.0
“can observe the obvious strong absorption bands of CO 2 (2233-2420cm-1, 672cm-1),”
Zhao 等 - 2021 - Five Dinuclear Lanthanide Complexes Based on 2,4-d DOI: 10.3389/fchem.2021.726813 -
Siloxane (Si-O-Si) 信頼度 0.7
“FTIR transmittance bands at 672 cm-1 attributed to Si-O-Si stretching present in clay minerals”
Goonetilleke 等 - 2021 - Acid-assisted leaching of iron and manganese from DOI: 10.4038/jnsfsr.v49i2.10177
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