Barium Dichloride as a Powerful and Inexpensive Catalyst for the Pechmann Condensation without Using Solvent

<table>Suggested mechanism for the Pechmann reaction catalyzed by barium dichloride.</table>

Organic Chemistry International

Scheme 3: Barium Dichloride as a Powerful and Inexpensive Catalyst for the Pechmann Condensation without Using Solvent 