Table 5.

N‐Aminocarbonylation of tertiary =NH sulfonimidamide 2 aa with isocyanates 12 a–f (urea formation).

Isocyanate (R7N=C=O)		Isolated yield [%]
12 a: n‐propyl isocyanate		2 ga: 65
12 b: phenyl isocyanate		2 gb: 79
12 c: 4‐nitrophenyl isocyanate		2 gc: 82
12 d: 2,5‐dimethoxyphenyl isocyanate		2 gd: 75
12 e: 4‐methoxyphenyl isocyanate		2 ge: 82
12 f:		2 gf: 49