N-(Cyanothioformyl) indoline; a new indoline ring forming reaction.
Besson T, et al.
Journal of the Chemical Society. Perkin Transactions 1, 24, 4057-4060 (1998)
Zengxue Wang et al.
The Journal of organic chemistry, 72(24), 9364-9367 (2007-11-02)
A unique one-pot cyclization of 2-aminophenethyl alcohols with carboxylic acids in the presence of PPh3, CCl4, and NEt3 furnished the formation of N-acyl indolines in good to excellent yields. This new approach provides an efficient, scalable, low-cost, and direct access...
Ruthenium-catalyzed dehydrogenative N-heterocyclization. Indoles from 2-aminophenethyl alcohols and 2-nitrophenethyl alcohols.
Tsuji Y, et al.
The Journal of Organic Chemistry, 55(2), 580-584 (1990)