Answers are grounded in this paper and cite their sources.
All articles of this category N -Boc protected primary amines and anilines can be converted efficiently into N,N’ -unsymmetrically substituted ureas by sequential deprotonation and condensation with amines at 65°C. amine - aniline - carbamate - unsymmetrical urea
No takes yet. Share an insight, caveat, or question.
Lamothe et al. (1996) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: