Document Type and Number:
Japanese Patent JPS49102695
Kind Code:
A
Abstract:
A method of preparing pteridine derivatives of formula (I) or one of its tautomeric forms or one of its salts. **(See formula)** wherein R1 and R2 are the same or different and each is a lower alcohol group or R1 and R2, together with the carbon atom in the pteridine ring structure, forms a spirocycloalkoxy ring system having 4 to 6 carbon atoms outside the pteridine ring structure, characterized by selective oxidation of a compound of formula (II), **(See formula)** where R1 and R2 are as defined above. (Machine-translation by Google Translate, not legally binding)
Application Number:
JP1325274A
Publication Date:
September 27, 1974
Filing Date:
January 31, 1974
Export Citation:
International Classes:
A61K31/505; A61K31/63; C07D475/04; (IPC1-7): C07D51/74