. Author manuscript; available in PMC: 2019 Nov 12.

Published in final edited form as: Angew Chem Int Ed Engl. 2018 Oct 18;57(46):15213–15216. doi: 10.1002/anie.201809344

Table 1.

Regioselectivity of indolines.

graphic file with name nihms-1002754-f0001.jpg

Entry	R	Catalyst	6:7
1	Ph	Rh₂(OAc)₄	7:93
2	Ph	Rh₂(Mes)₄^[a]	25:75
3	Ph	Rh₂(R-PTAD)₄	51:49
4	i-Pr	Rh₂(OAc)₄	61:39
5	i-Pr	Rh₂(Mes)₄^[a]	95:5
6	i-Pr	Rh₂(R-PTAD)₄	82:18

^[a]

Rh₂(Mes)₄ = Rh₂(2, 4, 6-trimethylbenzoate)₄