Monatshefte fur Chemie p. 127 - 130 (1989)
Update date:2022-07-29
Topics:
Kepez, Mustafa
The primary oxidation products of 2,3-dimethylquinoxaline with selenium dioxide are 3-methylquinoxaline-2-carbaldehyde, 1,3-dihydro-1,3-dihydroxyfuro<3,4-b>quinoxaline and quinoxaline-2-carboxylic acid. 3-Methylquinoxaline-2-carboxylic acid can be obtained in a second oxidation step only. 2,4-Dimethylquinazoline is dehydrogenated by selenium dioxide to the heterocyclic stilbene derivative 8.Confirmation of structure of 8 is given by NMR spectroscopy. - Keywords: Oxidation of methyl groups; SeO2; Quinoxaline; Quinazoline
View MoreContact:86-516-66656369
Address:The west road of Huaihai, Xuzhou, China
Hangzhou Yingshanhua Pigment Chemicals Co.,Ltd.
Contact:+86-0150-58101658
Address:Nanyang Economic DevelopmentZong,Xiaoshan,Hangzhou,China
Nantong Kaixin Pharma Chemical Co.,Ltd.
Contact:86-513-85250786
Address:2-1103 Huachen Mansion, 111 Gongnong Road,Nantong, Jiangsu, China
Hefei Highzone Fine Chemical S&T CO.,LTD
Contact:86-0551-63663560
Address:room 1801 NO. 24 Shuguang RD.
Weifang Dongxing Chitosan Factory
website:http://dxchitosan.lookchem.com/
Contact:13475651157
Address:Weifang city ,shandong province
Doi:10.1080/00397919308012589
(1993)Doi:10.1271/bbb.67.980
(2003)Doi:10.1002/aoc.1841
(2011)Doi:10.1016/S0968-0896(98)00067-4
(1998)Doi:10.1007/s00706-008-0918-0
(2008)Doi:10.1021/jo0505829
(2005)
