MK-0869 (Aprepitant ) Price Not Available MK-0869 (Aprepitant ) Supplier Page Trivial name MK-0869 (Aprepitant ) Catalog Number A0546 Research Area pharmaceutical Molecular Formula C23H21F7N4O3 CAS# 170729-80-3 Purity 98% SMILES O=C1NNC(CN2[C@@H](C3=CC=C(F)C=C3)[C@@H](O[C@@H](C4=CC(C(F)(F)F)=CC(C(F)(F)F)=C4)C)OCC2)=N1 Supplier Page http://www.rosewellchem.com/3336-cas-170729-80-3.html