Journal of Heterocyclic Chemistry p. 285 - 288 (2008)
Update date:2022-08-03
Topics:
Li, Zhenjiang
Li, Weisi
Sun, Yingjie
Huang, He
Ouyang, Pingkai
(Chemical Equation Presented) Amidosulfonic acid NH2-SO 3H catalyzed direct condensations of o-phenylenediamines with α-diketones at room temperature in organic solvents to afford quinoxalines in excellent yields. The amidosulfonic acid as a solid acid catalyst in this preparation was efficient and recoverable.
View MoreWuhan Benjamin Pharmaceutical Chemical Co.,Ltd
Contact:86-27-52341789
Address:Room 1518 B suite, optical valley time square, No 111 Guanshan Road, Hongshan District,Wuhan,Hubei Province,China.
Wuhan Yitongtai Science and Technology Co.,Ltd.
Contact:+86-27-88933550
Address:27th Fl. Bldg. 1, Shuian International Mansion, Heping Ave, Wuhan, Hubei, China
website:http://www.tcfinechem.com/
Contact:18681346930
Address:baifu town,whou district
Mollt Biochem Co., Ltd(expird)
Contact:+86-21-38682181
Address:shanghai ,china
Suqian Ruixing Chemical Co., Ltd.
Contact:+86-527-80805666（总机）;84836008(销售)
Address:3 Jingsilu, Zone north, Hubin Xincheng Development Park, Suqian, China
Doi:10.1055/s-1992-26173
(1992)Doi:10.1039/c3nj00054k
(2013)Doi:10.1021/ja4025808
(2013)Doi:10.1021/acs.orglett.9b02621
(2019)Doi:10.1016/j.tetlet.2013.01.012
(2013)Doi:10.1021/jm400346a
(2013)
