Reductive cyclization of o-nitrophenylazobenzenes to 2-aryl-2H- benzotriazoles by SmI2

DOI: 10.1016/S0040-4039(97)10207-6

Source and publish data:

Tetrahedron Letters p. 8303 - 8306 (1997)

Update date:2022-08-23

Topics:

Authors:

Kim, Byeong Hyo

Kim, Sun Kyong

Lee, Yoon Seok

Jun, Young Moo

Baik, Woonphil

Lee, Byung Min

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In a mild reaction with SmI₂, ortho-nitro substituted phenylazobenzenes have been converted into 2-aryl-2H-benzotriazoles.

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