Bismuth triflate as a safe and readily handled source of triflic acid: Application to the oxa-pictet-spengler reaction
The oxa-Pictet-Spengler reaction with various aldehydes and-arylethanol yields 1-substituted-isochromans in the presence of bismuth triflate as catalyst in good yields. The method was extended to O,O-acetals to afford the corresponding 1,1-disubstituted-i
Bouguerne, Benaissa,Hoffmann, Pascal,Lherbet, Christian
experimental part
p. 915 - 926
(2010/05/01)
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