摘要 |
The specification describes new quaternary bromides of scopolamine in which the substituent on the nitrogen atom has the formula -(CH2)n-R in which R represents a cycloalkyl group containing up to six carbon atoms, an alkyl-substituted cycloalkyl group containing up to six carbon atoms or an epoxyethyl group and n is 1 or 2. Such compounds have valuable spasmolytic and anti-ulcer properties and pharmaceutical preparations containing them are also described. |