Synonyms: 1-TERT-BUTYL 4-(9-H-FLUOREN-9-YLMETHYL) HYDROGEN (2S)-PIPERAZINE-1,2,4-TRICARBOXYLATE;(S)-4-FMOC-1-(TERT-BUTOXYCARBONYL)PIPERAZINE-2-CARBOXYLIC ACID;REF DUPL: (S)-1-N-Boc-4-N-Fmoc-piperazine-2-carboxylic acid;1-tert-Butyl 4-(9-H-fluoren-9-ylmethyl) hydrogen (2S)-piperazine-1,2,4-tricarboxyl, 97%;(S)-1-Boc-4-FMoc-piperazine-2-carboxylic acid;(2S)-1,2,4-Piperazinetricarboxylic acid 1-(tert-butyl) 4-(9H-fluoren-9-ylmethyl) ester