Enantioselective synthesis of β-hydroxy amines and aziridines using asymmetric transfer hydrogenation of α-amino ketones
作者:Aparecida M. Kawamoto、Martin Wills
DOI:10.1039/b102895m
日期:——
Enantioselective transfer hydrogenation of α-amino ketones is an effective method for the asymmetric synthesis of β-hydroxy amines and aziridines.
α-氨基酮的对映选择性转移氢化是一种有效的方法,用于手性合成β-羟基胺和氮丙啶。
Optimization of 1H-tetrazole-1-alkanenitriles as potent orally bioavailable growth hormone secretagogues
作者:Andrés S. Hernández、Stephen G. Swartz、Dorothy Slusarchyk、Mujing Yan、R. Krishna Seethala、Paul Sleph、Gary Grover、Kenneth Dickinson、Leah Giupponi、Timothy W. Harper、W. Griffith Humphreys、Daniel A. Longhi、Neil Flynn、Brian J. Murphy、David A. Gordon、Scott A. Biller、Jeffrey A. Robl、Joseph A. Tino
DOI:10.1016/j.bmcl.2008.01.100
日期:2008.3
1H-tetrazole-1-alkanenitrile SR-9g exhibits a >10-fold in vivo potency enhancement over the lead nitrile 1 and has acceptable oral bioavailability in rats and dogs. An enantiospecific synthesis of 1H-tetrazole-1-alkanenitrile nitriles 9 has been developed.