Citation:
YANG Gui-Chun, HU Chun-Ling, CHEN Zu-Xing. Synthesis of N-p-Hydroxybenzoyl-N'-aryl-ureas on a Traceless Linker Derived Soluble Polymer Support[J]. Chinese Journal of Applied Chemistry,
;2003, 20(4): 400-402.
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N-p-Hydroxybenzoyl-N'-aryl-ureas (Ⅶ) were prepared in CH2Cl2 or DMF using oxalyl chloride as traceless linker and poly (ethylene glycol) as soluble polymer support with yields of 65%~77%.The reaction process was readily monitored by conventional analytic way.It was easy in work-up.
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Keywords:
- aryl-urea,
- traceless linker,
- synthesis,
- polyethylglycol
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