The present invention provides a compound selected from: N-[4-(3 -(2,4-diamino-1,6-dihydro-6-oxo-5-pyrimidinyl)propylamino)-2-flurobenzoyl] -(L)-glutamic acid, N-[4-( 3-(2,4-diamino-1,6-dihydro-6-oxo-5-pyrimidinyl)propylamino)-3-flurobenzoyl ]-(L)-glutamic acid, N-[4 -(3 -(2,4-diamino-1,6-dihydro-6-oxo-5-pyrimidinyl)propylamino)-3-methylbenzoyl ]-(L)-glutamic acid, N-[4-( 2,4-diamino-1,6-dihydro-6-oxo-5-pyrimidinyl)propylamino)-3-(methoxy)benzoy l](L)-glutamic acid and N-[4-(3 -(2,4-diamino-1,6-dihydro-6-oxo-5-pyrimidinyl)propylamino)-2-chlorobenzoyl ](L)-glutamic acid, or a salt thereof, methods for the preparation of the compounds, intermediates in their preparations, pharmaceutical formulations containing them, and their use in the treatment of tumors.
本发明提供了以下化合物之一:N-[4-(3-(2,4-二
氨基-1,6-二氢-6-氧-5-
嘧啶基)丙基
氨基)-2-
氟苯甲酰基]-(L)-谷
氨酸,N-[4-(3-(2,4-二
氨基-1,6-二氢-6-氧-5-
嘧啶基)丙基
氨基)-3-
氟苯甲酰基]-(L)-谷
氨酸,N-[4-(3-(2,4-二
氨基-1,6-二氢-6-氧-5-
嘧啶基)丙基
氨基)-3-甲基苯甲酰基]-(L)-谷
氨酸,N-[4-(2,4-二
氨基-1,6-二氢-6-氧-5-
嘧啶基)丙基
氨基)-3-(甲氧基)苯甲酰基]-(L)-谷
氨酸和N-[4-(3-(2,4-二
氨基-1,6-二氢-6-氧-5-
嘧啶基)丙基
氨基)-2-
氯苯甲酰基]-(L)-谷
氨酸,或其盐,以及制备这些化合物的方法,制备中间体,包含它们的制药配方以及它们在肿瘤治疗中的应用。