Synthesis of hexahydropyridazine-3-phosphonic acid.

Chem Pharm Bull (Tokyo)

Faculty of Pharmaceutical Sciences, Hokuriku University, Kanagawa-machi Ho-3, Kanazawa 920-1181, Japan.

Published: January 2004

The synthesis of hexahydropyridazine-3-phosphonic acid (piperidazine-3-phosphonic acid) was performed via a hetero-Diels-Alder reaction followed by Lewis acid-catalyzed phosphonylation. This two-step procedure was improved to a one-pot reaction.

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Source
http://dx.doi.org/10.1248/cpb.52.160DOI Listing

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