依匹唑派是由丹麦灵北制药和日本大冢公司共同研发的首个多巴胺D2、5-HT1A受体激动剂及5-HT2A受体拮抗剂化合物。与阿立哌唑相比,依匹唑派对5-HT受体的亲和力增加,对D2受体的活性有所降低,表现出更好的耐受性和较低的静坐不能副作用,在治疗精神分裂症阴性症状和认知功能方面有较好的趋势。它还可用于重度抑郁症的辅助治疗,起效较快。
应用依匹唑派适用于重度抑郁症及作为精神分裂症的辅助治疗方法。
制备将20升水、1.84千克碳酸钾、3.12千克1-苯并[b]噻吩-4-基-哌嗪盐酸盐和8升乙醇混合,搅拌至50℃。向混合物中加入2.80千克7-(4-氯丁氧基)-1H-喹啉-2-酮,并在回流下搅拌9小时。浓缩掉8升溶剂后,在90℃下继续搅拌一小时,冷却至9℃。离心析出晶体,用水和乙醇连续洗涤。干燥后得到粗制品。
将4.82千克粗制品与96升乙醇混合,并加入4.8升乙酸。在回流下搅拌1小时以溶解粗制品。加盐酸(1.29千克)并冷却至10℃,再次加热回流一小时,冷却至7℃后离心析出晶体,用乙醇洗涤。干燥后得到7-[4-(4-苯并[b]噻吩-4-基-哌嗪-1-基)丁氧基]-1H-喹啉-2-酮的盐酸盐(5.09千克)。将这些盐酸盐与适量溶剂混合,制得依匹唑派。
生物活性Brexpiprazole是一种新型多巴胺受体D2和5-羟色胺1A受体的部分激动剂,并且是5-羟色胺2A、去甲肾上腺素α1B、α2C受体的拮抗剂。其对D2L, 5-HT1A, 5-HT2A, α1B 受体和 α2C 受体的 Ki 值分别为0.3 nM, 0.12 nM, 0.47 nM, 0.17 nM 和 0.59 nM。
Target | Value |
---|---|
5-HT1A (Cell-free assay) | 0.12 nM(Ki) |
human noradrenergic α1B (Cell-free assay) | 0.17 nM(Ki) |
Dopamine D2L (Cell-free assay) | 0.3 nM(Ki) |
5-HT2A receptors (Cell-free assay) | 0.47 nM(Ki) |
α2C receptors (Cell-free assay) | 0.59 nM(Ki) |
Brexpiprazole是一种有效的人5-羟色胺5-HT1A(Ki=0.12 nM)和多巴胺受体D2L(Ki=0.3 nM)的部分激活剂,同时是5-HT2A受体的拮抗剂(Ki=0.47 nM)。它对人去甲肾上腺素受体α1B(Ki=0.17 nM)和α2C(Ki=0.59 nM)也有拮抗活性。此外,Brexpiprazole对人D3、5-HT2B、5-HT7、α1A和α1D肾上腺素能受体具有中等亲和力,并在PC12细胞中增强NGF引起的神经突增生及fluoxetine的作用。
体内研究在小鼠中,Brexpiprazole通过5-羟色胺1A受体改善由PCP-191引起的小鼠的认知障碍。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
依匹哌唑杂质6 | 4-(4-(benzo[b]thien-4-yl)piperazin-1-yl)butan-1-ol | 913614-15-0 | C16H22N2OS | 290.429 |
—— | 7-(4-(4-(benzo[b]thiophen-4-yl)piperazin-1-yl)butoxy)-3,4-dihydroquinoline-2(1H)-one | —— | C25H29N3O2S | 435.59 |
4-哌嗪基苯并噻吩盐酸盐 | 1-(benzo[b]thiophen-4-yl)piperazine | 846038-18-4 | C12H14N2S | 218.323 |
—— | tert-butyl 4-(benzo[b]thiophen-4-yl)piperazine-1-carboxylate | —— | C17H22N2O2S | 318.44 |
—— | 7-(4-aminobutoxy)quinolin-2(1H)-one | —— | C13H16N2O2 | 232.282 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 4-(1-benzothiophen-4-yl)-1-{4-[(2-oxo-1,2-dihydroquinolin-7-yl)oxy]butyl}piperazin-1-ium-1-olate | 1191900-58-9 | C25H27N3O3S | 449.574 |
—— | N-hydroxymethylepipiperazole | —— | C26H29N3O3S | 463.601 |
—— | 7-[4-(4-benzo[b]thiophene-4-ylpiperazin-1-yl)butoxy]-1-benzyloxymethyl-1H-quinoline-2-one | —— | C33H35N3O3S | 553.725 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-benzyloxymethoxyquinoline | 1427044-88-9 | C33H35N3O3S | 553.725 |
—— | dodecanoic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester | 1427045-26-8 | C38H51N3O4S | 645.907 |
—— | octanoic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester | 1427045-41-7 | C34H43N3O4S | 589.799 |
—— | pentadecanoic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester | 1427046-16-9 | C41H57N3O4S | 687.987 |
—— | decanoic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester | 1427045-70-2 | C36H47N3O4S | 617.853 |
—— | 4-methylpentanoic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester | 1427046-38-5 | C32H39N3O4S | 561.745 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yloxymethylphenyl carbonate | 1427049-03-3 | C33H33N3O5S | 583.708 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yloxymethyl dodecanoate | 1427049-00-0 | C38H51N3O4S | 645.907 |
—— | 7-[4-(4-benzo[b]thiophene-4-yl-piperazin-1-yl)butoxy]quinolin-2-yloxymethyl hexyl carbonate | —— | C33H41N3O5S | 591.772 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yl dodecanoate | 1427049-08-8 | C37H49N3O3S | 615.88 |
—— | carbonic acid 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-2-oxo-2H-quinolin-1-ylmethyl ester dodecyl ester | 1427046-46-5 | C39H53N3O5S | 675.933 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yl hexyl carbonate | 1427049-11-3 | C32H39N3O4S | 561.745 |
—— | 7-[4-(4-benzo[b]thiophene-4-yl-piperazin-1-yl)butoxy]quinolin-2-yloxymethyl decyl carbamate | —— | C37H50N4O4S | 646.894 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yl diethylcarbamate | 1427049-13-5 | C30H36N4O3S | 532.707 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yloxymethyl cyclohexyl carbonate | 1427049-01-1 | C33H39N3O5S | 589.756 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]quinolin-2-yl cyclohexanecarboxylate | 1427049-09-9 | C32H37N3O3S | 543.73 |
—— | 7-[4-(4-benzo[b]thiophen-4-ylpiperazin-1-yl)butoxy]-1-dodecanoyl-3,4-dihydroquinolin-2(1H)-one | 1427049-05-5 | C37H51N3O3S | 617.896 |