A new and efficient synthesis of 8-hydroxypurine derivatives by dimethyldioxirane oxidation
R Saladino, C Crestini, R Bernini, E Mincione…
Index: Saladino; Crestini; Bernini; Mincione; Ciafrino Tetrahedron Letters, 1995 , vol. 36, # 15 p. 2665 - 2668
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Citation Number: 20
Abstract
... 5c, oil, Mass spectrum (M + , 49%); IR (CHCl 3 ) νmax: 3540, 3370, 3050, 2920, 1720, 1580. 1 H-NMR (CDCl 3 ) δ ppm: 9.29 (1H, bs, NH), 8.76 (1H, bs, NH), 8.10 (1H, s, H-2), 7.20 (45H, m, Ph-H), 5.64 (1H, d, J=6.3 Hz, H-1′), 4.21 (2H, m, H-2′, 3′), 3.37-3.10 (2H, m, H-4′, 5′, 5″). 13); R. Saladino, P. Lupattelli, E. Mincione; Tetrahedron Lett., 39 (1993), pp. 6313–6316. ...
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