4-methyl-2-phenylbenzoxazole
77791-11-8
4-methyl-2-phenylbenzoxazole (2b) [ref] White solid, 39mg, isolated yield 94%. 1H NMR (400 MHz, CDCl3) δ 8.17 (dd, J = 6.6, 3.0 Hz, 2H), 7.49 – 7.37 (m, 3H), 7.30 (d, J = 8.0 Hz, 1H), 7.14 (t, J = 7.7 Hz, 1H), 7.04 (d, J = 7.5 Hz, 1H), 2.59 (s, 3H). 13C NMR (100 MHz, CDCl3) δ 162.2, 150.4, 141.3, 131.2, 130.5, 128.8, 128.7, 128.7, 127.5, 127.3, 124.9, 124.6, 107.8, 16.5.
X. Meng, Y. Wang, Y. Wang, B. Chen, Z. Jing, G. Chen, P. Zhao, J. Org. Chem., 2017, 82, 6922.
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OMS-2/H2O2/Dimethyl Carbonate: An Environmentally-Friendly Heterogeneous Catalytic System for Oxidative Synthesis of Benzoxazoles at Room Temperature
Xu Meng,a Yuanguang Wang,a Baohua Chen,b Gexin Chen,a Zhenqiang Jing,c Peiqing Zhaoa,* a State Key Laboratory for Oxo Synthesis and Selective Oxidation, Suzhou Research Institute of LICP, Lanzhou Institute of Chemical Physics (LICP), Chinese Academy of Sciences, Lanzhou 730000, China. Fax: + 96 931 8277008; Tel: + 86 931 4968688; E-mail: xumeng@licp.cas.cn; zhaopq@licp.cas.cn b State Key Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, China c Suzhou Institute of Nano-Tech and Nano-Bionic (SINANO), Chinese Academy of Sciences, Suzhou 215123, China
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