Purity assessment

Determining the degree to which a substance is free from impurities or other substances.

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Synthesis Regioselectivity Green chemistry Characterization Yield NMR spectroscopy Distillation Decomposition Nucleophile reflux Deprotonation Chromatography Recrystallization Mass spectrometry (MS) Gas syringe Atom economy Electrophiles Protecting groups Deprotection GC (gas chromatography) Precursor Solvent polarity TLC (thin-layer chromatography) HPLC (high-performance liquid chromatography) Mechanistic Studies Product Isolation Workup Reaction Conditions Steric Effects Safety Precautions Reaction Mechanism Electronic effects Substrate Limitations Solvent Effects Substituent Effects Reaction Time Catalysis Catalyst Loading Reaction Monitoring Cryogenic Conditions Literature Comparison Literature Search Ethical Considerations Quenching Extraction Functional Group Interconversion Byproducts Lithiation Structural Elucidation Reaction Solvent

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