C[Arg-Arg-Arg-Arg-Nal-Nal-Nal] [CAS 2619854-01-0]

C[Arg-Arg-Arg-Arg-Nal-Nal-Nal] (Compound 9C) shows broad-spectrum activity against drug-resistant Gram-positive and Gram-negative bacteria, with MICs of 3.1, 3,1, 12.5, and 25 μg/mL for MRSA (ATCC BAA-1556), S. aureus (ATCC 29213), P. aeruginosa (ATCC 27883), and E. coli (ATCC 25922), respectively[1].

[2619854-01-0]

C63H81N19O7

1216.44

O=C(N[C@H](C(N[C@@H](C(N[C@@H](C1=O)CCCNC(N)=N)=O)CCCNC(N)=N)=O)CC2=CC(C=CC=C3)=C3C=C2)[C@@H](NC([C@@H](NC([C@H](NC([C@H](N1)CCCNC(N)=N)=O)CCCNC(N)=N)=O)CC4=CC(C=CC=C5)=C5C=C4)=O)CC6=CC(C=CC=C7)=C7C=C6

Bacterial

H2O

Room temperature