反应 #742304

ord-a0a361ba8f06432391d7e8eec84c1f55

反应方程式

CCn1nnc([C@H]2O[C@@H](n3cnc4c(Cl)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)n1
acetic acid (2R,3R,4R,5R)-4-acetoxy-2-(2,6-dichloro-purin-9-yl)-5-(2-ethyl-2H-tetrazol-5-yl)-tetrahydro-furan-3-yl ester
CCc1cc([C@H]2O[C@@H](n3cnc4c(N[C@H](CO)Cc5ccccc5)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)on1.Cl
acetic acid (2R,3R,4R,5S)-4-acetoxy-2-[6-((S)-1-benzyl-2-hydroxy-ethyl amino)-2-chloro-purin-9-yl]5-(3-ethyl-isoxazol-5-yl)-tetrahydro-furan-3-yl ester hydrochloride
→
CCn1nnc([C@H]2O[C@@H](n3cnc4c(N[C@H](CO)Cc5ccccc5)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)n1
title compound
CCn1nnc([C@H]2O[C@@H](n3cnc4c(N[C@H](CO)Cc5ccccc5)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)n1
Acetic acid (2R,3R,4R,5R)-4-acetoxy-2-[6-((S)-1-benzyl-2-hydroxy-ethyl amino)-2-chloro-purin-9-yl]-5-(2 ethyl-2H-tetrazol-5-yl)-tetrahydro-furan-3-yl ester

反应物

CCn1nnc([C@H]2O[C@@H](n3cnc4c(Cl)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)n1
acetic acid (2R,3R,4R,5R)-4-acetoxy-2-(2,6-dichloro-purin-9-yl)-5-(2-ethyl-2H-tetrazol-5-yl)-tetrahydro-furan-3-yl ester
CCc1cc([C@H]2O[C@@H](n3cnc4c(N[C@H](CO)Cc5ccccc5)nc(Cl)nc43)[C@H](OC(C)=O)[C@@H]2OC(C)=O)on1.Cl
acetic acid (2R,3R,4R,5S)-4-acetoxy-2-[6-((S)-1-benzyl-2-hydroxy-ethyl amino)-2-chloro-purin-9-yl]5-(3-ethyl-isoxazol-5-yl)-tetrahydro-furan-3-yl ester hydrochloride

试剂

无

反应条件

详细条件
See reaction.notes.procedure_details.

实验过程

The title compound is prepared analogously to acetic acid (2R,3R,4R,5S)-4-acetoxy-2-[6-((S)-1-benzyl-2-hydroxy-ethyl amino)-2-chloro-purin-9-yl]5-(3-ethyl-isoxazol-5-yl)-tetrahydro-furan-3-yl ester hydrochloride (Step CA1) by replacing acetic acid (2R,3R,4R,5S)-4-acetoxy-2-(2,6-dichloro-purin-9-yl)-5-(3-ethyl-isoxazol-5-yl)-tetrahydro-furan-3-yl ester (WO 99/38877) with acetic acid (2R,3R,4R,5R)-4-acetoxy-2-(2,6-dichloro-purin-9-yl)-5-(2-ethyl-2H-tetrazol-5-yl)-tetrahydro-furan-3-yl ester (WO 98/28319).

来源

DOI: 10.6084/m9.figshare.5104873.v1专利: US08071565B2uspto-grants-2011_12