Studies on xanthine and related compounds.  II.  A new synthesis of xanthine from 4-amino-5-phenylazouracil.
D014498:Uracil / Q000031:analogs & derivatives; D019820:Xanthine; D014970:Xanthines
D014970:Xanthines; D019820:Xanthine; D014498:Uracil
URACIL/derivatives; XANTHINES/preparation of