Process for preparing 8,2'-O-anhydropurine nucleosides

Details Process for preparing 8,2'-O-anhydropurine nucleosides Process for preparing 8,2'-O-anhydropurine nucleosides

1975-07-10

1978-09-05

Brown, Johnnie R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 26, 536 23, C07H 1916

Patent

active

041122216

ABSTRACT:
Process for preparing 8,2'-O-anhydropurine nucleosides having a utility as intermediates for antiviral and anticarcinogenic drugs which comprises heating 2',3'-O-sulfinyl-8-oxypurine nucleosides in an aprotic polar solvent in the presence of an alkali metal, alkaline earth metal or ammonium salt of an inorganic or organic weak acid.

REFERENCES:
patent: 3322747 (1967-05-01), Shen et al.
patent: 3792040 (1974-02-01), Moffatt et al.
patent: 3873515 (1975-03-01), Sowa et al.
Ikehara et al., "Tetrahedron", vol. 26, pp. 4251-4259, Pergamon Press, Great Britain, 1970.
Ogilvie et al., "Canadian Journal of Chem.", vol. 50, 1972, pp. 1100-1104.

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