Onalespib (AT13387) 是一种有效的选择性Hsp90抑制剂,在A375细胞中IC50为18 nM,并具有长期抗肿瘤活性。目前已进入二期临床试验。
靶点Target | Value |
---|---|
HSP90 (Cell-free assay) | 18 nM |
AT13387能够抑制多种激酶,包括CDK 1, CDK 2, CDK4, FGFR3, PKB-b, JAK2, VEGFR2, PDGFR-b和Aurora B。当浓度低于30 μM时,对这些实验激酶没有明显抑制效果。AT13387能有效抑制多种肿瘤细胞系(如MES-SA)的增殖与存活。在一组包含30个肿瘤细胞系的研究中,AT13387有效抑制了细胞增殖,GI50值为13-260 nM。此外,该药物还能够抑制非致瘤性前列腺上皮细胞系PNT2的增殖,其GI50值为480 nM。
体内研究AT13387以70 mg/kg剂量每周处理两次,或90 mg/kg剂量每周处理一次。治疗过程中鼠体重降低不超过20%,且非治疗期延长。抗癌活性与药物作用于突变EGFR和其他生物标签的长期药效有关。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (2,4-bis-benzyloxy-5-isopropyl-phenyl)-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindol-2-yl]-methanone | 913000-35-8 | C38H43N3O3 | 589.778 |
—— | [2,4-bis(benzyloxy)-5-isopropenylphenyl]-[5-(4-methylpiperazin-1-ylmethyl)-1,3-dihydroisoindol-2-yl]methanone | 1019890-18-6 | C38H41N3O3 | 587.762 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | Sulphuric acid mono-{5-hydroxy-2-isopropyl-4-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl} ester | —— | C24H31N3O6S | 489.593 |
—— | Sulphuric acid mono-{5-hydroxy-4-isopropyl-2-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl} ester | —— | C24H31N3O6S | 489.593 |
—— | diethyl-carbamic acid 5-hydroxy-2-isopropyl-4-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl ester | 1191108-35-6 | C29H40N4O4 | 508.661 |
—— | diethyl-carbamic acid 5-hydroxy-4-isopropyl-2-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl ester | 1191108-34-5 | C29H40N4O4 | 508.661 |
—— | sulphuric acid mono-{4-isopropyl-2-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-5-sulphoxy-phenyl} ester | —— | C24H31N3O9S2 | 569.657 |
—— | diethyl-carbamic acid 5-diethylcarbamoyloxy-2-isopropyl-4-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl ester | 1191108-29-8 | C34H49N5O5 | 607.794 |
—— | carbonic acid 5-tert-butoxycarbonyloxy-4-isopropyl-2-[5-(4-methyl-piperazin-1-ylmethyl)-1,3-dihydro-isoindole-2-carbonyl]-phenyl ester tert-butyl ester | 1191108-43-6 | C34H47N3O7 | 609.763 |
—— | (4-hydroxy-5-isopropyl-2-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)phenyl)(5-((4-methylpiperazin-1-yl)methyl)isoindolin-2-yl)methanone | —— | C30H41N3O8 | 571.671 |