Rigid Dipeptide Mimetics. Stereocontrolled Synthesis of All Eight Stereoisomers of 2-Oxo-3-( N -Cbz-amino)-1-azabicyclo[4.3.0]nonane-9-carboxylic Acid Ester
作者:Johann Mulzer、Frank Schülzchen、Jan-W. Bats
DOI:10.1016/s0040-4020(00)00355-0
日期:2000.6
0]nonane-9-carboxylic acid (AZABIC) methyl and ethyl esters (14a/b and 23a/b, respectively) have been synthesized from readily available (R)- and (S)-pyroglutamic esters 1 and 15. Altogether all eight possible stereoisomers of this type of compound have been prepared in gram quantities.
合成了立体异构体2-oxo-3-(N -Cbz-氨基)-1-氮杂双环[4.3.0]壬烷-9-羧酸(AZABIC)甲基和乙基酯(分别为14a / b和23a / b)从容易获得的(R)-和(S)-焦谷氨酸酯1和15。总共已经以克为单位制备了这种化合物的所有八种可能的立体异构体。