首页> 外国专利> METHOD OF OBTAINING (5Z,9Z)-5,9-EICOSADIENOIC ACID, DEMONSTRATING INHIBITING EFFECT ON HUMAN TOPOISOMERASE

METHOD OF OBTAINING (5Z,9Z)-5,9-EICOSADIENOIC ACID, DEMONSTRATING INHIBITING EFFECT ON HUMAN TOPOISOMERASE

机译:获得(5Z,9Z)-5,9-二十碳二烯酸的方法,证明了对人拓扑异构酶的抑制作用

摘要

FIELD: chemistry.;SUBSTANCE: invention relates to the field of organic chemistry, namely to the field of obtaining 5,9-eicosadienoic acid of formula (1), demonstrating an inhibiting effect on human topoisomerase (5Z,9Z)-5,9- The essence of the method consists in the following: tetrahydropyran ether of 5,6-heptadien-1-ol (4) and 1,2-tridecadiene (5) interact with the Grignard reagent RMgX (R=Me, Et, Pr, Bu, Oct; X=Cl, Br, I) in diethyl ether in the presence of metal Mg (powder) and the catalyst titanocenedichloride Cp2TiCl2, with the molar ratio of (4):5): RMgX:Mg:Cp2TiCl2=10:12:(30-50):32:(0.4-0.6), in an argon atmosphere at a temperature of 0-35°C and atmospheric pressure for 6-10 h, after which the reaction mass is processed with a 5% water HCl solution with obtaining 2-[(5Z,9Z)-5,9-eicosadien-1-yloxy]tetrahydro-2H-pyrane (6), which is oxidised with the Jones reagent.;EFFECT: eicosadienic acid is promising as the medication, possessing anti-tumour, antiviral and antibacterial action.;2 cl, 1 tbl, 1 dwg, 15 ex
机译:技术领域本发明涉及有机化学领域,即涉及获得式(1)的5,9-二十二碳二烯酸的领域,证明对人拓扑异构酶具有抑制作用。(5Z,9Z)-5,9-该方法的实质在于:5,6-庚二烯的四氢吡喃醚-1-醇(4)和1,2-十三碳二烯(5)在乙醚存在下与格氏试剂RMgX(R = Me,Et,Pr,Bu,Oct; X = Cl,Br,I)相互作用金属Mg(粉末)和催化剂钛金属二氯化物Cp 2 TiCl 2 ,摩尔比(4):5):RMgX:Mg:Cp 2 /Sub>TiCl2=10:12:(30-50):32:(0.4-0.6),在氩气氛中,温度为0-35°C,大气压力为6- 10小时后,将反应物料用5%的HCl水溶液处理,得到2-[((5Z,9Z)-5,9-二十二烯-1-基氧基]四氢-2H-吡喃)(6)和乔恩es试剂;效果:二十碳二烯酸有望用作药物,具有抗肿瘤,抗病毒和抗菌作用。; 2 cl,1 tbl,1 dwg,15 ex

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