Nα-叔丁氧羰基-Nγ-芴甲氧羰基-L-2,4-氨基丁酸促销Nα-叔丁氧羰基-Nγ-芴甲氧羰基-L-2,4-氨基丁酸S91625 · CAS 117106-21-5≥98%(HPLC)¥42.00 / 250mg 起选规格