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Hetero Diels–Alder trapping of 3-methylene-1,2,4-[3H]naphthalenetrione: an efficient protocol for the synthesis of α- and β-lapachone derivatives

✍ Scribed by Vijay Nair; P.M Treesa

Publisher
Elsevier Science
Year
2001
Tongue
French
Weight
110 KB
Volume
42
Category
Article
ISSN
0040-4039

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✦ Synopsis

3-Methylene-1,2,4-[3H]naphthalenetrione, generated by Knoevenagel condensation of 2-hydroxy-1,4-naphthoquinone with formaldehyde, undergoes facile hetero Diels-Alder reaction with various dienophiles affording derivatives of aand b-lapachone.

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