Intermediates for preparing purine derivatives

Details Intermediates for preparing purine derivatives Intermediates for preparing purine derivatives

C - Chemistry, Metallurgy

07

C

260/619.3, 260/6

C07C 43/174 (2006.01) C07C 43/178 (2006.01) C07C 43/225 (2006.01) C07C 43/23 (2006.01) C07C 69/145 (2006.01) C07D 473/00 (2006.01)

Patent

CA 1284509

ABSTRACT Intermediate compounds, for preparing pharmaceutically active purine derivatives, of general formula: Image wherein R7 is C1-18 alkyl, C5-7 cycloalkyl, C5-7 cycloalkyl attached to a C1-4 alkyl chain, an aromatic ring, an aromatic ring substituted by F, Cl, Br, -OH, -CF3, C1-4 alkyl or C1-4 alkoxy, an aromatic ring attached to a C1-4 alkyl chain, or an aromatic ring attached to a C1-4 alkyl chain and substituted by F, Cl, Br, -OH, -CF3, C1-4 alkyl or C1-4 alkoxy, and Y is Cl or acetyloxy; and processes for their preparation are disclosed.

552674

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