Welcome to issue 3 of Organic Chemistry Frontiers for 2019 ! The latest OrgChemFront issue is published online now. 
The front cover story,Cross-dehydrogenative alkynylation of sulfonamides and amides with terminal alkynes via Ir(III) catalysis, is contributed by and his co-authors. The inside cover features a story on Kinetic resolution of 2,2-disubstituted-1,3-diketones via carbene catalysis by
