Oxidation of trimethoxybenzenes to benzoquinones with hydrogen peroxide in the presence of heteropolyacid |
| |
Authors: | H Orita M Shimizu T Hayakawa and K Takehira |
| |
Institution: | (1) National Chemical Laboratory for Industry, 305 Tsukuba, Ibaraki, Japan |
| |
Abstract: | Trimethoxybenzenes were oxidized to dimethoxy-p-benzoquinones in fairly good yields (50–60%) with hydrogen peroxide in the presence of heteropolyacid in the solvent of acetic or formic acid.
![Tcy](/content/h432j7027j5w2604/xxlarge1058.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![mcy](/content/h432j7027j5w2604/xxlarge1084.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![bcy](/content/h432j7027j5w2604/xxlarge1073.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![zcy](/content/h432j7027j5w2604/xxlarge1079.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![bcy](/content/h432j7027j5w2604/xxlarge1073.gif) ![ycy](/content/h432j7027j5w2604/xxlarge1099.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![dcy](/content/h432j7027j5w2604/xxlarge1076.gif) ![dcy](/content/h432j7027j5w2604/xxlarge1076.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![mcy](/content/h432j7027j5w2604/xxlarge1084.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) - -![bcy](/content/h432j7027j5w2604/xxlarge1073.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![zcy](/content/h432j7027j5w2604/xxlarge1079.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![khcy](/content/h432j7027j5w2604/xxlarge1093.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![khcy](/content/h432j7027j5w2604/xxlarge1093.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![shcy](/content/h432j7027j5w2604/xxlarge1096.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![vcy](/content/h432j7027j5w2604/xxlarge1074.gif) ![ycy](/content/h432j7027j5w2604/xxlarge1099.gif) ![khcy](/content/h432j7027j5w2604/xxlarge1093.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![dcy](/content/h432j7027j5w2604/xxlarge1076.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) (50–60%) ![pcy](/content/h432j7027j5w2604/xxlarge1087.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![mcy](/content/h432j7027j5w2604/xxlarge1084.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![shchcy](/content/h432j7027j5w2604/xxlarge1097.gif) ![softcy](/content/h432j7027j5w2604/xxlarge1100.gif) ![pcy](/content/h432j7027j5w2604/xxlarge1087.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![vcy](/content/h432j7027j5w2604/xxlarge1074.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![dcy](/content/h432j7027j5w2604/xxlarge1076.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![dcy](/content/h432j7027j5w2604/xxlarge1076.gif) , ![pcy](/content/h432j7027j5w2604/xxlarge1087.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![ucy](/content/h432j7027j5w2604/xxlarge1091.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![vcy](/content/h432j7027j5w2604/xxlarge1074.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![gcy](/content/h432j7027j5w2604/xxlarge1075.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![pcy](/content/h432j7027j5w2604/xxlarge1087.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![ucy](/content/h432j7027j5w2604/xxlarge1091.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![ucy](/content/h432j7027j5w2604/xxlarge1091.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![mcy](/content/h432j7027j5w2604/xxlarge1084.gif) ![ucy](/content/h432j7027j5w2604/xxlarge1091.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![acy](/content/h432j7027j5w2604/xxlarge1072.gif) ![vcy](/content/h432j7027j5w2604/xxlarge1074.gif) ![softcy](/content/h432j7027j5w2604/xxlarge1100.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![ncy](/content/h432j7027j5w2604/xxlarge1085.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![acy](/content/h432j7027j5w2604/xxlarge1072.gif) , ![kcy](/content/h432j7027j5w2604/xxlarge1082.gif) ![acy](/content/h432j7027j5w2604/xxlarge1072.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![acy](/content/h432j7027j5w2604/xxlarge1072.gif) ![scy](/content/h432j7027j5w2604/xxlarge1089.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![vcy](/content/h432j7027j5w2604/xxlarge1074.gif) ![ocy](/content/h432j7027j5w2604/xxlarge1086.gif) ![rcy](/content/h432j7027j5w2604/xxlarge1088.gif) ![icy](/content/h432j7027j5w2604/xxlarge1080.gif) ![tcy](/content/h432j7027j5w2604/xxlarge1090.gif) ![iecy](/content/h432j7027j5w2604/xxlarge1077.gif) ![lcy](/content/h432j7027j5w2604/xxlarge1083.gif) ![yacy](/content/h432j7027j5w2604/xxlarge1103.gif) .
|
| |
Keywords: | |
本文献已被 SpringerLink 等数据库收录! |
|