New derivative of phytosphingosine-1-phosphate, method of preparation thereof, and composition to prevent and treat hair loss or to stimulate hair growth comprising the same
Phytosphingosine-1-O-cyclic phosphate (OC-P1P) represented by the following Formula 1a or N-cyclic phytosphingosine-1- phosphate (NC-P1P) represented by the following Formula 1b, a pharmaceutically acceptable salt of OC-P1P or NC -P1P, or a solvate of OC-P1P or NC-P1P: ** (See formula) **Fitoesfingosina-1-fosfato O-cíclico (O-C-P1P) representada por la Fórmula 1a siguiente o fitoesfingosina-1- fosfato N-cíclico (N-C-P1P) representada por la Fórmula 1b siguiente, una sal farmacéuticamente aceptable de O-C- P1P o N-C-P1P, o un solvato de O-C-P1P o N-C-P1P: **(Ver fórmula)**