Synthesis 2012; 44(9): 1329-1338
DOI: 10.1055/s-0031-1290524
paper
© Georg Thieme Verlag Stuttgart · New York

4-Amino-5-(arylaminomethyl)-2-(methylthio)furo[2,3-d]pyrimidines via Mitsunobu Reaction of 4-Amino-5-(hydroxymethyl)-2-(methylthio)furo[2,3-d]pyrimidine with N-Mesyl- and N-Nosylarylamines

Viktoras Masevicius
Vilnius University, Department of Organic Chemistry, Vilnius 03225, Lithuania, Fax: +370(5)2330987   Email: sigitas.tumkevicius@chf.vu.lt
,
Grazina Petraityte
Vilnius University, Department of Organic Chemistry, Vilnius 03225, Lithuania, Fax: +370(5)2330987   Email: sigitas.tumkevicius@chf.vu.lt
,
Sigitas Tumkevicius*
Vilnius University, Department of Organic Chemistry, Vilnius 03225, Lithuania, Fax: +370(5)2330987   Email: sigitas.tumkevicius@chf.vu.lt
› Author Affiliations
Further Information

Publication History

Received: 13 January 2012

Accepted after revision: 16 February 2012

Publication Date:
27 March 2012 (online)


Abstract

An efficient method for the synthesis of 4-amino-5-­(arylaminomethyl)-2-(methylthio)furo[2,3-d]pyrimidines via the Mitsunobu­ reaction of 4-amino-5-(hydroxymethyl)-2-(methylthio)furo[2,3-d]pyrimidine with N-mesyl- and N-nosylarylamines, and subsequent removal of the mesyl and nosyl groups, has been developed. The influence of substituents in the arylamine moiety on the Mitsunobu reaction was investigated. An unexpected nucleophilic substitution of a nitro group in the reaction of N-({4-amino-2-(methylsulfonyl)furo[2,3-d]pyrimidin-5-yl}methyl)-4-nitro-N-phenylbenzenesulfonamide with sodium methoxide was observed.