C27H26BrF2N3O2
Exact Mass: 541.12
Mol. Wt.: 542.42
m/e: 543.12 (100.0%), 541.12 (97.9%), 542.12 (29.0%), 544.12 (28.2%), 545.12 (4.6%), 542.11 (1.1%), 544.11 (1.1%)
C, 59.79; H, 4.83; Br, 14.73; F, 7.01; N, 7.75; O, 5.90
1129634-44-1(Ledipasvir)
1256387-74-2
1441670-89-8