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1、Hotline: 400-820-3792Inhibitors Agonists Screening Librarieswww.MedChemE1-AminobenzotriazoleCat. No.: HY-103389CAS No.: 1614-12-6Synonyms: ABT; 3-Aminobenzotriazole分式: CHN分量: 134.14作靶點: Cytochrome P450作通路: Metabolic Enzyme/Protease儲存式: Powder -20C 3 years4C 2 yearsIn solvent -80C 6 months-20C 1 mont
2、h溶解性數(shù)據(jù)體外實驗 DMSO : 125 mg/mL (931.86 mM; Need ultrasonic)H2O : 50 mg/mL (372.74 mM; Need ultrasonic)Mass Solvent1 mg 5 mg 10 mg Concentration制備儲備液1 mM 7.4549 mL 37.2745 mL 74.5490 mL5 mM 1.4910 mL 7.4549 mL 14.9098 mL10 mM 0.7455 mL 3.7274 mL 7.4549 mL請根據(jù)產(chǎn)品在不同溶劑中的溶解度,選擇合適的溶劑配制儲備液,并請注意儲備液的保存式和期限。體內(nèi)實驗請
3、根據(jù)您的實驗動物和給藥式選擇適當(dāng)?shù)娜芙獍?,配制前請先配制澄清的儲備液,再依次添加助溶?為保證實驗結(jié)果的可靠性,體內(nèi)實驗的作液,建議您現(xiàn)現(xiàn)配,當(dāng)天使;澄清的儲備液可以根據(jù)儲存條件,適當(dāng)保存;以下溶劑前的百分 指該溶劑在您配制終溶液中的體積占):1. 請依序添加每種溶劑: 10% DMSO 40% PEG300 5% Tween-80 45% salineSolubility: 2.08 mg/mL (15.51 mM); Clear solution2. 請依序添加每種溶劑: 10% DMSO 90% (20% SBE-CD in saline)Solubility: 2.08 mg/mL (
4、15.51 mM); Clear solution1/3 Master of Small Molecules 您邊的抑制劑師www.MedChemE3. 請依序添加每種溶劑: 10% DMSO 90% corn oilSolubility: 2.08 mg/mL (15.51 mM); Clear solutionBIOLOGICAL ACTIVITY物活性 1-Aminobenzotriazole細(xì)胞素 P450 (P450) 的特異且不可逆抑制劑。IC50 & Target P450 1體外研究 1-Aminobenzotriazole (ABT) alone significantly
5、increases the expression levels of CYP2B6 in two differenthepatocytes (7.3- and 10.8-fold, respectively). Upon co-treatment with 1-Aminobenzotriazole, the induction ofCYP2B6 expression by CITCO or rifampin is potentiated: 12.6- and 4.0-fold for CITCO as well as 3.9- and2.5-fold for rifampin. 1-Amino
6、benzotriazole has a greater potentiation effect on CITCO than on rifampin. 1-Aminobenzotriazole alone increases the expression levels of CYP3A4 in tow different hepatocytes (by 2.0-and 3.8-fold). Upon co-treatment with 1-Aminobenzotriazole, the effects of CITCO on CYP3A4 expressionlevels are potenti
7、ated by 3.8- and 6.0- fold as compare to cells treated with CITCO alone 1. 1-Aminobenzotriazole (ABT) (1 mM) shows pronounced (95%) inhibition of the formation of N-acetylprocainamide compare with the control without 1-Aminobenzotriazole 2.體內(nèi)研究 Oral 1-Aminobenzotriazole (ABT) (100 mg/kg, 2 h predose
8、) decreases the clearance of intravenousprocainamide (45%) in rats, accompanied by a decreased N-acetylprocainamide-to-procainamide ratio inurine (0.74 versus 0.21) and plasma (area under the curve ratio 0.59 versus 0.11). The urinary recovery ofprocainamide increases from 18 to 30%, whereas the rec
9、overy of N-acetylprocainamide in urine decreasesfrom 13.3 to 6.5% with 1-Aminobenzotriazole 2. Pretreatment of rats with 100 mg/kg oral 1-Aminobenzotriazole (ABT) administered 2 hours before a semisolid caloric test meal markedly delays gastricemptying. 1-Aminobenzotriazole also increases stomach we
10、ights by 2-fold 3.PROTOCOLCell Assay 1 Freshly isolated human hepatocytes are used in this study. Briefly, hepatocytes are placed in serum-freeWilliams E media containing 0.1 M dexamethasone, 10 g/mL gentamicin, 15 mM HEPES, 2 mM L-glutamine, and 1% ITS. Cells are incubated for 10 hr at 37C in an at
11、mosphere containing 5% CO2. Afterrecovery, the hepatocytes are treated with media containing CITCO (100 nM), rifampin (10 M) or vehicle(ethanol), with or without 1-Aminobenzotriazole (ABT) (1 mM) for 72 hr 1.MCE has not independently confirmed the accuracy of these methods. They are for reference on
12、ly.Animal Male Sprague-Dawley rats (0.26 to 0.30 kg, n=3 per treatment) receive an oral dose of 1-AminobenzotriazoleAdministration 2 (ABT) (100 mg/kg, 2 mL/kg) 2 h before a single intravenous bolus of procainamide (10 mg/kg, 2 mL/kg). Thecontrol group receives only the intravenous bolus of procainam
13、ide without 1-Aminobenzotriazolepretreatment. The vehicle for both 1-Aminobenzotriazole and procainamide is 10% dimethylacetamide/90%water (v/v). Rats are fed 4 h after dosing, and serial blood samples are collected at 0.03, 0.17, 0.25, 0.5, 1, 2,4, and 6 h postdose. Blood samples are centrifuged us
14、ing tubes containing K3-EDTA as the anticoagulant to2/3 Master of Small Molecules 您邊的抑制劑師www.MedChemEobtain plasma. Urine samples are also collected over 24 h postdose. Plasma and urine samples are frozen at-20C until analysis 2.MCE has not independently confirmed the accuracy of these methods. They
15、 are for reference only.REFERENCES1. Yang K, et al. Induction of CYP2B6 and CYP3A4 expression by 1-aminobenzotriazole (ABT) in human hepatocytes. Drug Metab Lett.2010 Aug;4(3):129-33.2. Sun Q, et al. 1-Aminobenzotriazole, a known cytochrome P450 inhibitor, is a substrate and inhibitor of N-acetyltransferase. Drug MetabDispos. 2011 Sep;39(9):1674-9.3. Stringer RA, et al. 1-Aminobenzotriazole modulates oral drug pharmacokinetics through cytochrome P450 inhibition and delay of gastricemptying in rats. Drug Me
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