Synthesis of 3-(D-lyxofuranosyl)pyrazoles by trifluoroacetic acid-catalysed cyclodehydration of 3-(D-galacto-pentitol-1-yl)pyrazoles

Article abstract of DOI:10.1016/0008-6215(91)80098-8

New 3-(D-galacto-pentitol-1-yl)pyrazole derivatives have been obtained by the reaction of D-galactose hydrazones and nitroalkenes.Cyclodehydration of the 1-methyl-3-(D-galacto-pentitol-1-yl)pyrazoles in trifluoroacetic acid at room temperature afforded go