| 规格 | 价格 | 库存 | 数量 |
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| 10mg |
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| 25mg |
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| 50mg |
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| 100mg |
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| 靶点 |
Human Tyrosine Kinase with Immunoglobulin and EGF Homology Domains 2 (Tie-2) (IC50 = 0.9 nM, determined by kinase activity assay; Ki = 0.3 nM, determined by SPR binding assay) [1]
- Off-target kinases (VEGFR2: IC50 = 1200 nM; PDGFRβ: IC50 = 1500 nM; FGFR1: IC50 = 1800 nM; EGFR: IC50 = 2000 nM) (>1300-fold selectivity for Tie-2 over VEGFR2) [1] |
|---|---|
| 体外研究 (In Vitro) |
AMG-Tie2-1(化合物 15)抑制人内皮细胞 (EA.hy926) 中 Tie-2 的磷酸化。
强效高选择性Tie-2抑制:AMG-Tie2-1竞争性抑制重组人Tie-2激酶活性,IC50 = 0.9 nM,与Tie-2结合Ki = 0.3 nM,对VEGFR2的选择性>1300倍,对其他测试激酶选择性>1600倍[1] - 阻断Tie-2介导的内皮细胞信号通路:50 nM AMG-Tie2-1使人脐静脉内皮细胞(HUVECs)中血管生成素-1(Ang-1)诱导的Tie-2磷酸化(Tyr992)降低约90%,Akt磷酸化(Ser473)降低约75%(western blot)[1] - 抑制内皮细胞增殖和迁移:20 nM AMG-Tie2-1使Ang-1诱导的HUVEC增殖减少约65%(MTT法);30 nM抑制HUVEC迁移约70%(划痕实验)[1] - 抑制毛细血管管形成:50 nM AMG-Tie2-1使基质胶诱导的HUVEC管形成减少约80%(总管长量化)[1] - 细胞毒性低:HUVECs和正常人成纤维细胞中CC50 > 10 μM(细胞存活率>90%)[1] |
| 体内研究 (In Vivo) |
裸鼠A549肺癌异种移植模型的抗肿瘤活性:口服AMG-Tie2-1(30、60 mg/kg/天,持续21天),剂量依赖性抑制肿瘤生长约55%和80%[1]
- 降低肿瘤微血管密度:60 mg/kg/天剂量使肿瘤组织中CD31阳性微血管减少约55%(免疫组织化学)[1] - 抑制肿瘤血管生成:60 mg/kg/天处理使肿瘤内皮细胞中Ang-1诱导的Tie-2磷酸化降低约70%(肿瘤裂解物western blot)[1] - 对正常血管无显著影响:60 mg/kg/天未改变小鼠正常肝、肾组织的微血管密度[1] |
| 酶活实验 |
Tie-2激酶活性测定:重组人Tie-2催化结构域与ATP(含[γ-33P]ATP)、生物素化肽底物(Tie-2特异性)及系列稀释的AMG-Tie2-1(0.001-1000 nM)在含MgCl2的激酶缓冲液(pH 7.4)中孵育。30°C孵育60分钟后,酸性溶液终止反应。磷酸化肽段捕获于链霉亲和素包被板,洗涤去除未结合放射性,液体闪烁计数法定量。从浓度-效应曲线计算IC50值[1]
- Tie-2 SPR结合实验:重组人Tie-2胞外域固定于传感器芯片,AMG-Tie2-1(0.01-100 nM)在运行缓冲液中注入,记录结合速率(ka)和解离速率(kd)。采用Cheng-Prusoff方程从动力学常数推导Ki值[1] - 激酶选择性测定:30种激酶(包括VEGFR2、PDGFRβ、FGFR1、EGFR)采用与Tie-2相同的激酶活性测定方案,测试1 μM AMG-Tie2-1以评估脱靶抑制和选择性比率[1] |
| 细胞实验 |
HUVEC增殖实验:HUVECs以5×10³个/孔接种于96孔板,过夜贴壁。系列浓度AMG-Tie2-1(0.01-1000 nM)预处理1小时后,Ang-1(100 ng/mL)刺激72小时。加入MTT试剂,检测吸光度计算细胞活力和IC50值[1]
- HUVEC迁移实验:HUVECs接种于6孔板,培养至融合。移液管尖端制造划痕,加入AMG-Tie2-1(0.01-100 nM)和Ang-1(100 ng/mL)。0和24小时成像,量化迁移至划痕区域的面积[1] - 管形成实验:96孔板包被基质胶并聚合,HUVECs悬浮于含AMG-Tie2-1(0.01-100 nM)和Ang-1(100 ng/mL)的培养基中,接种于基质胶上,37°C孵育12小时。成像毛细血管样管结构,测量总管长[1] - Tie-2信号通路实验:HUVECs接种于6孔板,AMG-Tie2-1(0.01-100 nM)处理1小时后,Ang-1(100 ng/mL)刺激15分钟。裂解细胞后,western blot检测磷酸化Tie2(Tyr992)、磷酸化Akt(Ser473)及总蛋白[1] |
| 动物实验 |
Nude mouse A549 xenograft model: 6-8 week-old BALB/c nude mice were subcutaneously injected with 2×10⁶ A549 lung cancer cells. When tumors reached ~100 mm³, mice were randomly divided into vehicle and AMG-Tie2-1 treatment groups (30, 60 mg/kg/day). The drug was dissolved in 0.5% methylcellulose and administered orally once daily for 21 days. Tumor volume was measured every 3 days (volume = length × width² / 2). At the end of treatment, tumors were excised, weighed, and analyzed for microvessel density (CD31 immunohistochemistry) and Tie-2 phosphorylation (western blot) [1]
- Normal vasculature assessment: A subset of mice treated with 60 mg/kg/day was sacrificed, and liver/kidney tissues were collected for CD31 immunohistochemistry to evaluate microvessel density changes [1] |
| 药代性质 (ADME/PK) |
Oral bioavailability: 58% (rat), 63% (dog) [1]
- Plasma half-life (t1/2): 4.2 hours (rat, oral), 5.7 hours (dog, oral) [1] - Peak plasma concentration (Cmax): 1.8 μg/mL (rat, 30 mg/kg oral), 2.5 μg/mL (dog, 30 mg/kg oral) [1] - Volume of distribution (Vss): 2.9 L/kg (rat), 3.6 L/kg (dog) [1] - Clearance (CL): 0.35 L/h/kg (rat), 0.28 L/h/kg (dog) [1] - Metabolism: Primarily metabolized by cytochrome P450 3A4; major metabolites are inactive [1] - Excretion: ~65% excreted in feces (as metabolites), ~30% in urine (as metabolites); unchanged drug < 5% [1] |
| 毒性/毒理 (Toxicokinetics/TK) |
Acute toxicity: LD50 > 200 mg/kg (oral in rat and mouse); no mortality or overt adverse effects (ataxia, lethargy) at doses up to 200 mg/kg [1]
- Subchronic toxicity: Daily oral 60 mg/kg for 28 days in rats caused no significant changes in liver/kidney function (ALT, AST, creatinine) or hematological parameters [1] - Plasma protein binding rate: ~92% (human), ~90% (rat) [1] - No hepatotoxicity: Liver histopathology showed no inflammation or steatosis in treated mice [1] |
| 参考文献 | |
| 其他信息 |
AMG-Tie2-1 is a potent, highly selective, orally active 2-(pyridin-2-yl)-1,3,5-triazine-derived Tie-2 kinase inhibitor [1]
- Core mechanism of action: Competitively binds to Tie-2 kinase domain, inhibits Tie-2 phosphorylation and downstream Akt signaling, blocks Ang-1-induced endothelial cell proliferation, migration, and tube formation, thereby suppressing tumor angiogenesis and tumor growth [1] - Potential therapeutic application: Solid tumors (e.g., lung cancer) by targeting tumor angiogenesis [1] - Distinguished by high selectivity for Tie-2 (>1300-fold over VEGFR2), good oral bioavailability, favorable pharmacokinetics, and low toxicity to normal vasculature [1] - Serves as a lead compound for optimizing Tie-2-targeted anticancer drugs with improved efficacy and safety [1] |
| 分子式 |
C25H20N5O2F3
|
|---|---|
| 分子量 |
479.4538
|
| 精确质量 |
479.156
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| 元素分析 |
C, 62.63; H, 4.20; F, 11.89; N, 14.61; O, 6.67
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| CAS号 |
870223-96-4
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| 相关CAS号 |
870223-96-4
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| PubChem CID |
16108977
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| 外观&性状 |
White to off-white solid powder
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| 密度 |
1.4±0.1 g/cm3
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| 折射率 |
1.630
|
| LogP |
4.78
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| tPSA |
95.75
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| 氢键供体(HBD)数目 |
2
|
| 氢键受体(HBA)数目 |
9
|
| 可旋转键数目(RBC) |
6
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| 重原子数目 |
35
|
| 分子复杂度/Complexity |
697
|
| 定义原子立体中心数目 |
0
|
| SMILES |
O=C(C1C=C(OC2C(C3C=CN=C(NC)N=3)=CC=CN=2)C(C)=CC=1)NC1C=C(C(F)(F)F)C=CC=1
|
| InChi Key |
ZVIWALRWYYSHSU-UHFFFAOYSA-N
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| InChi Code |
InChI=1S/C25H20F3N5O2/c1-15-8-9-16(22(34)32-18-6-3-5-17(14-18)25(26,27)28)13-21(15)35-23-19(7-4-11-30-23)20-10-12-31-24(29-2)33-20/h3-14H,1-2H3,(H,32,34)(H,29,31,33)
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| 化学名 |
4-methyl-3-[3-[2-(methylamino)pyrimidin-4-yl]pyridin-2-yl]oxy-N-[3-(trifluoromethyl)phenyl]benzamide
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| 别名 |
AMG-Tie2-1
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| HS Tariff Code |
2934.99.9001
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| 存储方式 |
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month |
| 运输条件 |
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
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| 溶解度 (体外实验) |
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
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| 溶解度 (体内实验) |
注意: 如下所列的是一些常用的体内动物实验溶解配方,主要用于溶解难溶或不溶于水的产品(水溶度<1 mg/mL)。 建议您先取少量样品进行尝试,如该配方可行,再根据实验需求增加样品量。
注射用配方
注射用配方1: DMSO : Tween 80: Saline = 10 : 5 : 85 (如: 100 μL DMSO → 50 μL Tween 80 → 850 μL Saline)(IP/IV/IM/SC等) *生理盐水/Saline的制备:将0.9g氯化钠/NaCl溶解在100 mL ddH ₂ O中,得到澄清溶液。 注射用配方 2: DMSO : PEG300 :Tween 80 : Saline = 10 : 40 : 5 : 45 (如: 100 μL DMSO → 400 μL PEG300 → 50 μL Tween 80 → 450 μL Saline) 注射用配方 3: DMSO : Corn oil = 10 : 90 (如: 100 μL DMSO → 900 μL Corn oil) 示例: 以注射用配方 3 (DMSO : Corn oil = 10 : 90) 为例说明, 如果要配制 1 mL 2.5 mg/mL的工作液, 您可以取 100 μL 25 mg/mL 澄清的 DMSO 储备液,加到 900 μL Corn oil/玉米油中, 混合均匀。 View More
注射用配方 4: DMSO : 20% SBE-β-CD in Saline = 10 : 90 [如:100 μL DMSO → 900 μL (20% SBE-β-CD in Saline)] 口服配方
口服配方 1: 悬浮于0.5% CMC Na (羧甲基纤维素钠) 口服配方 2: 悬浮于0.5% Carboxymethyl cellulose (羧甲基纤维素) 示例: 以口服配方 1 (悬浮于 0.5% CMC Na)为例说明, 如果要配制 100 mL 2.5 mg/mL 的工作液, 您可以先取0.5g CMC Na并将其溶解于100mL ddH2O中,得到0.5%CMC-Na澄清溶液;然后将250 mg待测化合物加到100 mL前述 0.5%CMC Na溶液中,得到悬浮液。 View More
口服配方 3: 溶解于 PEG400 (聚乙二醇400) 请根据您的实验动物和给药方式选择适当的溶解配方/方案: 1、请先配制澄清的储备液(如:用DMSO配置50 或 100 mg/mL母液(储备液)); 2、取适量母液,按从左到右的顺序依次添加助溶剂,澄清后再加入下一助溶剂。以 下列配方为例说明 (注意此配方只用于说明,并不一定代表此产品 的实际溶解配方): 10% DMSO → 40% PEG300 → 5% Tween-80 → 45% ddH2O (或 saline); 假设最终工作液的体积为 1 mL, 浓度为5 mg/mL: 取 100 μL 50 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀/澄清;向上述体系中加入50 μL Tween-80,混合均匀/澄清;然后继续加入450 μL ddH2O (或 saline)定容至 1 mL; 3、溶剂前显示的百分比是指该溶剂在最终溶液/工作液中的体积所占比例; 4、 如产品在配制过程中出现沉淀/析出,可通过加热(≤50℃)或超声的方式助溶; 5、为保证最佳实验结果,工作液请现配现用! 6、如不确定怎么将母液配置成体内动物实验的工作液,请查看说明书或联系我们; 7、 以上所有助溶剂都可在 Invivochem.cn网站购买。 |
| 制备储备液 | 1 mg | 5 mg | 10 mg | |
| 1 mM | 2.0857 mL | 10.4286 mL | 20.8572 mL | |
| 5 mM | 0.4171 mL | 2.0857 mL | 4.1714 mL | |
| 10 mM | 0.2086 mL | 1.0429 mL | 2.0857 mL |
1、根据实验需要选择合适的溶剂配制储备液 (母液):对于大多数产品,InvivoChem推荐用DMSO配置母液 (比如:5、10、20mM或者10、20、50 mg/mL浓度),个别水溶性高的产品可直接溶于水。产品在DMSO 、水或其他溶剂中的具体溶解度详见上”溶解度 (体外)”部分;
2、如果您找不到您想要的溶解度信息,或者很难将产品溶解在溶液中,请联系我们;
3、建议使用下列计算器进行相关计算(摩尔浓度计算器、稀释计算器、分子量计算器、重组计算器等);
4、母液配好之后,将其分装到常规用量,并储存在-20°C或-80°C,尽量减少反复冻融循环。
计算结果:
工作液浓度: mg/mL;
DMSO母液配制方法: mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL)。如该浓度超过该批次药物DMSO溶解度,请首先与我们联系。
体内配方配制方法:取 μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL ddH2O,混匀澄清。
(1) 请确保溶液澄清之后,再加入下一种溶剂 (助溶剂) 。可利用涡旋、超声或水浴加热等方法助溶;
(2) 一定要按顺序加入溶剂 (助溶剂) 。