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Synthesis 2003(6): 0845-0848
DOI: 10.1055/s-2003-38684
DOI: 10.1055/s-2003-38684
PAPER
© Georg Thieme Verlag Stuttgart ˙ New York
Synthesis of N-Tosylguanidines by Ring Cleavage of 1,2-Dihydro-2-tosyliminopyrimidines
Further Information
Received
6 February 2003
Publication Date:
16 April 2003 (online)
Publication History
Publication Date:
16 April 2003 (online)
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Abstract
The present communication discloses a new synthetic method for the preparation of N-tosylguanidines in high yields by ring cleavage of 1,2-dihydro-2-tosyliminopyrimidines with methylamine.
Key words
imines - ring opening - nucleophilic addition - sulfonamides - cleavage
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Fernandez-Ferri, P.; Ubeda, A.; Guillén, I.; Lasri, J.; González-Rosende, M. E.; Akssira, M.; Sepúlveda-Arques, J. Eur. J. Med. Chem. 2003, in press.