O-7460
目录号 : GC44481A selective DAGLα inhibitor
Cas No.:1572051-31-0
Sample solution is provided at 25 µL, 10mM.
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- Purity: >95.00%
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In humans, two forms of diacylglycerol lipase, DAGLα and DAGLβ, generate the endocannabinoid 2-arachidonoyl glycerol by attacking DAG at the sn-1 position. O-7460 is a selective inhibitor of 2-AG biosynthesis via DAGLα (IC50 = 690 nM). It demonstrates much weaker inhibition towards human monoacylglycerol lipase and rat brain fatty acid amide hydrolase (IC50s > 10 µM) and does not bind to CB1 or CB2 cannabinoid receptors (Kis > 10 µM). At 0-12 mg/kg, i.p. in mice, O-7460 was reported to dose-dependently inhibit high-fat diet intake and reduce body weight.
Cas No. | 1572051-31-0 | SDF | |
Canonical SMILES | CC(C)OCC(OC(CCCCCCC/C=C\CCCCCCCC)=O)COP(F)(C)=O | ||
分子式 | C25H48FO5P | 分子量 | 478.6 |
溶解度 | Soluble in DMSO | 储存条件 | Store at -20°C |
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1 mg | 5 mg | 10 mg | |
1 mM | 2.0894 mL | 10.4471 mL | 20.8943 mL |
5 mM | 0.4179 mL | 2.0894 mL | 4.1789 mL |
10 mM | 0.2089 mL | 1.0447 mL | 2.0894 mL |
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量) | ||||||||||
给药剂量 | mg/kg | 动物平均体重 | g | 每只动物给药体积 | ul | 动物数量 | 只 | |||
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% DMSO % % Tween 80 % saline | ||||||||||
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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,
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 saline,混匀澄清。
1. 首先保证母液是澄清的;
2.
一定要按照顺序依次将溶剂加入,进行下一步操作之前必须保证上一步操作得到的是澄清的溶液,可采用涡旋、超声或水浴加热等物理方法助溶。
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A novel fluorophosphonate inhibitor of the biosynthesis of the endocannabinoid 2-arachidonoylglycerol with potential anti-obesity effects
Br J Pharmacol 2013 Jun;169(4):784-93.PMID:23072382DOI:PMC3687659
Background and purpose: The development of potent and selective inhibitors of the biosynthesis of the endocannabinoid 2-arachidonoylglycerol (2-AG) via DAG lipases (DAGL) α and β is just starting to be considered as a novel and promising source of pharmaceuticals for the treatment of disorders that might benefit from a reduction in endocannabinoid tone, such as hyperphagia in obese subjects. Experimental approach: Three new fluorophosphonate compounds O-7458, O-7459 and O-7460 were synthesized and characterized in various enzymatic assays. The effects of O-7460 on high-fat diet intake were tested in mice. Key results: Of the new compounds, O-7460 exhibited the highest potency (IC₅₀ = 690 nM) against the human recombinant DAGLα, and selectivity (IC₅₀ > 10 μM) towards COS-7 cell and human monoacylglycerol lipase (MAGL), and rat brain fatty acid amide hydrolase. Competitive activity-based protein profiling confirmed that O-7460 inhibits mouse brain MAGL only at concentrations ≥ 10 μM, and showed that this compound has only one major 'off-target', that is, the serine hydrolase KIAA1363. O-7460 did not exhibit measurable affinity for human recombinant CB₁ or CB₂ cannabinoid receptors (Ki > 10 μM). In mouse neuroblastoma N18TG2 cells stimulated with ionomycin, O-7460 (10 μM) reduced 2-AG levels. When administered to mice, O-7460 dose-dependently (0-12 mg·kg⁻¹, i.p.) inhibited the intake of a high-fat diet over a 14 h observation period, and, subsequently, slightly but significantly reduced body weight. Conclusions and implications: O-7460 might be considered a useful pharmacological tool to investigate further the role played by 2-AG both in vitro and in vivo under physiological as well as pathological conditions.