The invention is directed to a non-hygroscopic stable crystalline form of the antithrombotic compound N-\x9bN-\x9bN-(4-piperdin-4-yl)butanoyl)-N-ethylglycyl!-(L)-aspartyl!-(L)-.beta. -cyclohexyl-alanine amide, to processes for preparing said stable crystalline form, to a pharmaceutical composition thereof, and intermediates thereof, and the invention is directed also to processes for preparing a compound of the formula ##STR1## wherein: A, B, Z, E.sup.1, E.sup.2, G, R, m, n, and p are as defined herein.
本发明涉及抗血栓化合物N-\x9bN-\x9bN-(4-
哌啶基)丁酰)-N-乙基甘
氨酰!-(L)-天冬
氨酰!-(L)-.beta. -环己基-丙
氨酸酰胺的非吸湿稳定晶体形式,以及制备该稳定晶体形式的方法、制药组合物及其中间体,本发明还涉及制备式化合物的方法##STR1##其中:A、B、Z、E.sup.1、E.sup.2、G、R、m、n和p在此定义。