Crystalline R-guanidines, arginine or (L)-arginine (2S)-2-ethoxy-3-{4-2-(10H-phenoxazin-10-yl)ethoxyphenyl}propanoate

摘要

The present invention relates to crystalline R-guanidines of (2S)-2-Ethoxy-3-4-2-(10H-phenoxazin-10-yl)ethoxyphenylpropanoate, its preparations and its use as therapeutic agents. More specifically the present invention relates to crystalline Arginine (2S)-2-Ethoxy-3-4-2-(10H-phenoxazin-10-yl)ethoxyphenylpropanoate, preferably (L)-Arginine (2S)-2-Ethoxy-3-4-2-(10H-phenoxazin-10-yl)ethoxyphenylpropanoate, its preparation and its use as therapeutic agent.