Ritonavir Aug 23, 2018adminAPI and intermediates155213-67-5, Ritonavir Cat No:LP000669 Product Name:Ritonavir CAS#155213-67-5 Molecular Formula:C37H48N6O5S2 Molecular Weight:720.94 Ritonavir is an inhibitor of HIV protease used to treat HIV infection and AIDS. READ MORE