Preparation of 7-Hydroxy-4-Methylcoumarin | Pechmann Condensation Reaction | скачать в хорошем качестве

Preparation of 7-Hydroxy-4-Methylcoumarin | Pechmann Condensation Reaction |

Preparation of 7-Hydroxy-4-Methylcoumarin | Pechmann Condensation Reaction | Organic Chemistry Practical Description: In this video, we demonstrate the preparation of 7-hydroxy-4-methylcoumarin through the Pechmann Condensation Reaction — an important organic chemistry experiment. This reaction involves the condensation of resorcinol with ethyl acetoacetate in the presence of concentrated sulfuric acid, forming a coumarin derivative. 📘 Concept Covered: Principle of Pechmann Condensation Step-by-step Procedure Chemical Reaction & Mechanism Observation & Result Viva Questions for Exam Preparation ⚗️ Reaction Used: Resorcinol + Ethyl Acetoacetate → 7-Hydroxy-4-Methylcoumarin + Ethanol + Water (Catalyst: Concentrated H₂SO₄) 🎯 Learning Outcome: By the end of this video, you’ll understand how coumarin derivatives are synthesized and their applications in fragrance, dyes, and pharmaceuticals. --- 📌 Tags/Hashtags: #OrganicChemistry #PechmannCondensation #ChemistryPractical #CoumarinSynthesis #BScChemistry #MScChemistry #ChemistryViva #ChemistryExperiment #ChemistryShorts #7Hydroxy4MethylCoumarin ---Music: Building A Treehouse Musician: As Tall As Pine (from Audiio) URL: https://you