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. Author manuscript; available in PMC: 2009 Mar 27.
Published in final edited form as: Angew Chem Int Ed Engl. 2009;48(10):1830–1833. doi: 10.1002/anie.200805842

Table 1.

Room-temperature palladium(II)-catalyzed ortho-carbonylation of aryl urea derivatives.

graphic file with name nihms-99548-t0003.jpg
Entry 7 R R′ 8 Yield [%]
1 7a Me Me 8a 67 (75)[a]
2 7b Et Et 8b 50
3 7c iPr iPr 8c 40
4 7d morpholine 8d 49
5 7e Me H 8e 34
6 7f Et H 8f 40
7 7g iPr H 8g 66
8 7h tBu H 8h 85
[a]

Reaction conducted with 10 mol% precatalyst.