SALT AND SOLVATES OF A TETRAHYDROISOQUINOLINE DERIVATIVE

摘要

(S)-2-(Diphenylacetyl)-1,2,3,4-tetrahydro-6-methoxy-5-(phenylmethoxy)-3-isoquinoline carboxylic acid in substantially pure form is described together with its sodium salt and solvates. Methods for preparing the compound, its sodium salt and its solvates and pharmaceutical compositions comprising them are also described.