设计并合成了多种多样的3-氨基吡唑并[3,4- d ]嘧啶酮。研究了这些多环化合物作为磷酸二酯酶1(PDE1)抑制剂的结构-活性关系及其理化和药代动力学特性。该新型支架的系统优化最终确定了临床候选药物((6a R,9a S)-2-(4-(6-氟吡啶-2--2-基)苄基)-5-甲基-3-(苯基氨基)- 5,6a,7,8,9,9a-六氢环戊[4,5]咪唑并[1,2- a ]吡唑并[4,3 - e ]嘧啶-4-(2 H)一磷酸(ITI-214)对PDE1表现出皮摩尔抑制能力,对所有其他PDE家族表现出优异的选择性,并在体内具有良好的疗效。目前,该研究用新药正处于I期临床开发阶段,正在考虑用于治疗多种适应症,包括与精神分裂症和阿尔茨海默氏病相关的认知缺陷,运动障碍,注意力缺陷和多动障碍以及其他中枢神经系统(CNS)和非-CNS疾病。
设计并合成了多种多样的3-氨基吡唑并[3,4- d ]嘧啶酮。研究了这些多环化合物作为磷酸二酯酶1(PDE1)抑制剂的结构-活性关系及其理化和药代动力学特性。该新型支架的系统优化最终确定了临床候选药物((6a R,9a S)-2-(4-(6-氟吡啶-2--2-基)苄基)-5-甲基-3-(苯基氨基)- 5,6a,7,8,9,9a-六氢环戊[4,5]咪唑并[1,2- a ]吡唑并[4,3 - e ]嘧啶-4-(2 H)一磷酸(ITI-214)对PDE1表现出皮摩尔抑制能力,对所有其他PDE家族表现出优异的选择性,并在体内具有良好的疗效。目前,该研究用新药正处于I期临床开发阶段,正在考虑用于治疗多种适应症,包括与精神分裂症和阿尔茨海默氏病相关的认知缺陷,运动障碍,注意力缺陷和多动障碍以及其他中枢神经系统(CNS)和非-CNS疾病。
[EN] PRODUCTS AND PHARMACEUTICAL COMPOSITIONS<br/>[FR] PRODUITS ET COMPOSITIONS PHARMACEUTIQUES
申请人:INTRA CELLULAR THERAPIES INC
公开号:WO2015106032A1
公开(公告)日:2015-07-16
The present invention relates to a product comprising a PDE1 inhibitor and a PDE2 inhibitor, in free or salt form, pharmaceutical compositions comprising them and their use as pharmaceuticals for the treatment of cAMP and/or cGMP related disorders.
The present invention relates to a product comprising a PDE1 inhibitor and a PDE2 inhibitor, in free or salt form, pharmaceutical compositions comprising them and their use as pharmaceuticals for the treatment of cAMP and/or cGMP related disorders.
1- or 2-substituted (6aR,9aS)-3-(phenylamino)-5-6a,7,8,9,9a-hexahydro-5-methyl- cyclopent[4,5]imidazo[1,2-a]pyrazolo[4,3-e]pyrimidin-4(1H or, 2H)-one compounds of Formula (I), processes for their production, their use as pharmaceuticals and pharmaceutical compositions comprising them.
Studies on uracils: a facile one-pot synthesis of pyrazolo[3,4- d ]pyrimidines
作者:P.J. Bhuyan、H.N. Borah、J.S. Sandhu
DOI:10.1016/s0040-4039(01)02285-7
日期:2002.1
The reaction of 6-hydrazino uracils 1 with isocyanates 2 gave access to an efficient one-pot synthesis of pyrazolo[3,4-d]pyrimidines 3 in excellent yields.
6-肼基尿嘧啶1与异氰酸酯2的反应使吡唑并[3,4- d ]嘧啶3的高效一锅合成得到了优异的收率。
Organic Compounds
申请人:Li Peng
公开号:US20080188492A1
公开(公告)日:2008-08-07
The invention provides novel 7,8-dihydro-imidazo[1,2-α]pyrazolo[4,3-e]pyrimidin-4-one compounds and 7,8,9-trihydro-[1H or 2/f]-pyrimido[1,2-a]pyrazolo[4,3-e]pyrimidin-4(5H)-one compounds, substituted at the 1 or 2 position with C2-g allcyl, C3-9 cycloalkyl, heteroarylalkyl, or substituted arylalkyl, in free, salt or prodrug form, processes for their production, their use as pharmaceuticals, particularly as PDE1 inhibitors, and pharmaceutical compositions comprising them.