What absorbs at 3547 cm⁻¹ in an FTIR spectrum?
A band near 3547 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
Võimalikud funktsionaalrühmade määramised
| Funktsionaalrühm | Toetavad faktid | Tsiteeritud allikad | Kõrgeim usaldusväärsus |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
Reiting kajastab kogunenud kirjanduslikke tõendeid, mitte ühte autoriteetset reeglit. Kinnitage alati oma proovi kontekstis.
Nende määramiste taga olev kirjandus
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Hydroxyl (O-H) usaldusväärsus 1,0
“O-H The spectrum of neat crystalline SIM in the region is shown in Figure 6a, displaycm-1 (O3-H···O5) ing a sharp band centered at 3547 due to OH hydrogen-bonded [30].”
Evidence of Strong Guest–Host Interactions in Simvastatin Loaded in Mesoporous Silica MCM-41 DOI: 10.3390/pharmaceutics15051320 -
Hydroxyl (O-H) usaldusväärsus 1,0
“LLM confirmed rule peak-group candidate”
Preformulation Studies of Ezetimibe-Simvastatin Solid Dispersions in the Development of Fixed-Dose Combinations DOI: 10.3390/pharmaceutics14050912 -
Hydroxyl (O-H) usaldusväärsus 1,0
“LLM confirmed rule peak-group candidate”
Screening of Fenofibrate-Simvastatin Solid Dispersions in the Development of Fixed-Dose Formulations for the Treatment of Lipid Disorders DOI: 10.3390/pharmaceutics15020603 -
Hydroxyl (O-H) usaldusväärsus 0,9
“OH stretching region”
Edgrewite Ca9(SiO4)4F2-hydroxyledgrewite Ca9(SiO4)4(OH)2, a new series of calcium humite-group minerals from altered xenoliths in the ignimbrite of Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia DOI: 10.2138/am.2012.4161
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