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

Read Full Text PDF DownLoad Join now for total 90,000,000 free articles

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

Changzhou LanXu Chemical Co.,ltd.(expird)

Contact:86-0519-86330911,13656129734,15261186386

Address:Room 524, Depart.Chemical, Changzhou Science and Eductaion town, Jiangsu, China;Factory: Haian Fine Chemical Industry Park,Nantong,Jiangsu,China
Dalian RSD International Trade Co.,Ltd.(expird)

Contact:86-22-60875058 58610575

Address:Wantong International Areas, Hongqiao District, Tianjin, China.China
Shanghai Zhihua ChemTech Co., Ltd.

Contact:+86-13774313779

Address:Room 817 Suite B 3333 Shenjiang Road
Chemwill Asia Co., Ltd.

website:http://www.chemwill.com

Contact:021-51086038

Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China
Zhejiang Homart Chemical & Technology Co., Ltd.(expird)

Contact:13587107601

Address:Cuijiatianpu,Quzhou, Zhejiang, China (Mainland)