| abstract |
N-substituted derivatives of 1-(4'-alkylthiophenyl)-2-amino-1,3-propanediol, their salts with pharmaceutically acceptable organic and inorganic acids, processes for preparing them, pharmaceutical compositions containing them and intermediates useful in the preparation thereof. n The novel derivatives according to this invention are endowed with calcium antagonist activity and are useful as antiarrhythmic and vasodilating agents. |