The present invention relates to crystalline R-guanidines of (2S)-2-Ethoxy-3-4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate, 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)ethoxy]phenyl}propanoate, preferably (L)-Arginine (2S)-2-Ethoxy-3-4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate, its preparation and its use as therapeutic agent.
本发明涉及(2S)-2-Ethoxy-3-4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate的结晶态R-
胍,其制备和作为治疗剂的用途。更具体地,本发明涉及结晶态精
氨酸(2S)-2-Ethoxy-3-4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate,优选(L)-精
氨酸(2S)-2-Ethoxy-3-4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate,其制备和作为治疗剂的用途。