Bobbink, Felix D N-formylation and N-methylation of amines using metal-free N-heterocyclic carbene catalysts and CO [electronic resource] - Nature protocols 02 2017 - 417-428 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1750-2799 Standard No.: 10.1038/nprot.2016.175 doi Subjects--Topical Terms: Amines--chemistryCarbon--chemistryCarbon Dioxide--chemistryCatalysisHeterocyclic Compounds--chemistryMethane--analogs & derivativesMethylationNitrogen--chemistry