1-tert-Butoxycarbonyl-4R-hydroxy-L-proline ethyl ester

1-tert-butoxycarbonyl-4-hydroxy-l-proline ethyl ester ; (2s)-1-tert-butyl 2-ethyl 4-hydroxypyrrolidine-1,2-dicarboxylate ; 37813-30-2) ; 1-boc-l-hydroxyproline ethyl ester ; 1-tert-butoxycarbonyl-4r-hydroxy-l-proline ethyl ester ; 1,2-pyrrolidinedicarboxylic acid, 4-hydroxy-, 1-(1,1-dimethylethyl) 2-ethyl ester, (2s,4r)- ; boc-l-hydroxy-proline ethyl ester ; (2s,4r)-4-hydroxy-1,2-pyrrolidinedicarboxylic acid 1-tert-butyl 2-ethyl ester ; (2s,4r)-1-tert-butyl 2-ethyl 4-hydroxypyrrolidine-1,2-dicarboxylate ; 1-boc-4-hydroxy-l-proline ethyl ester ; (2s,4r)-1-boc-4-hydroxypyrrolidine-2-carboxylic acid ethyl ester