HCID 54574361, compound → HCID 178462041, compound

Participants

Reaction Steps

To a solution of tert-butyl 3-[(2S)-2-amino-2-methylacetylamino]-1-azetidinecarboxylate (557 mg) in anhydrous tetrahydrofuran (10 ml), a solution of 4-nitrobenzyl [(4-nitrobenzyloxy)carbonylimino-pyrazol-1-ylmethyl]carbamate (974 mg) in tetrahydrofuran (20 ml) was added. The reaction mixture was then treated in a similar manner to that described in Referential Example 16-(1), whereby 1.32 g of the title compound were obtained as an amorphous substance.

Provenance & Evidence