Crystalline forms of compound {5 - Chloro - 5 - methyl - 4 - oxo - 3 - 4 - ((4 - ((trifluoromethyl) oxy phenyl - 1,4 - dihydro - 2-pyridinyl methyl dihydrogen phosphate and Method for preparing them, and their salts, Pharmaceutical compositions containing them and Use thereof for the Treatment of malaria

摘要

Claim 1: a compound of the formula (1) or a Salt thereof. Claim 2: The Compound according to claim 1, which is in the form of the free acid. Claim 3: a Salt of the compound according to claim 1, which is a tromethamine Salt, a Salt of sodium or potassium salt.Claim 3: a Crystalline Solid Compound or Salt thereof according to any one of claims 1 to 3.