Ascorbyl derivs. of H2-receptor antagonists - having improved stability and better physiological properties
H2 receptor antagonists of formula (I) are new. X = 1, 2 or 3, Y = 1 or 2, R1 = H, OH, R2 = H, O-alkylidene, 5,6-diacyl, 6-acyl of 2-16C or 6-phosphate Z = H, alkali metal, or one equivalent of an alkaline earth metal R3 = an organic base having H2-receptor antagonist properties, having one or more...
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