📜4-O-Benzyl 1-O-Tert-Butyl 2-O-Ethyl Piperazine-1,2,4-Tricarboxylate置于甲醇,Sodium Hydroxide体系中,用 四氢呋喃 用作溶剂,化学反应生成N-1-Boc-N-4-Cbz-2-哌嗪甲酸
参考文献:Sar Studies On A Series Of N-Benzyl-4-Heteroaryl-1-(Phenylsulfonyl)Piperazine-2-Carboxamides: Potent Inhibitors Of The Polymerase Enzyme (Ns5B) Of The Hepatitis C Virus
标题:Sar Studies On A Series Of N-Benzyl-4-Heteroaryl-1-(Phenylsulfonyl)Piperazine-2-Carboxamides: Potent Inhibitors Of The Polymerase Enzyme (Ns5B) Of The Hepatitis C Virus
摘要:Described Herein Is The Initial Optimization Of (+/-) N-Benzyl-4-Heteroaryl-1-(Phenylsulfonyl)Piperazine-2-Carboxamide (1),A Hit Discovered In A High Throughput Screen Run Against The Ns5B Polymerase Enzyme Of The Hepatitis C Virus. This Effort Resulted In The Identification Of (S)-N-Sec-Butyl-6-((R)-3-(4-(Trifluoromethoxy) Benzylcarbamoyl)-4-(4-(Trifluoromethoxy) Phenylsulfonyl)Piperazin-1-yl)Pyridazine-3-Carboxamide (2),That Displayed Potent Replicon Activities Against Hcv Genotypes 1B And 1A (Ec50 1B/1A = 7/89 Nm). (C) 2011 Elsevier Ltd. All Rights Reserved.
Doi:10.1016/j.Bmcl.2011.03.008