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41 4 Vol. 41 No. 4
2011 8 Aug 2011

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6--22-׻-7-uɫM(mn)ĺϳо
m  * (yng)ˎƴW(xu) ˎ̌W(xu)Ժ | (yng) 110016
ժҪg3-׻-2-ϩԭϽ(jng)^(gu)h(hun)Ϸ\R߀ԭcȷFriesŵõ6--22-׻-7-uɫM(mn)49.6%ԓ·(xin)ԭr(ji)׵(jin)^йI(y)ǰ
P(gun)I~6--22-׻-7-uɫM(mn)g3-׻-2-ϩϳ
ЈD(li)̖R914īIRaA¾̖1009-9212201104-0034-03
Synthesis of 6-Benzoyl-22-dimethyl-7-hydroxychroman
FU Juan XU Hui-lan ZUO Li HU Chun* School of Pharmaceutical Engineering Shenyang Pharmaceutical University Shenyang 110016China
Abstract6-Benzoyl-22-dimethyl-7-hydroxychroman was synthesized from resorcinol and 3-methylbut-2-enoic acid in the overall yield of 49.6% via cyclizationClemmensen reductionand Fries' rearrangement. This synthetic procedure is suitable for industrial preparation with cheap raw materialconvenient operationlow side reactions and high yield.
Key words6-benzoyl-22-dimethyl-7-hydroxychromanresorcinol3-methylbut-2-enoic acidsynthesis
ĿȻƌW(xu)YĿ20474053
ߺ(jin)飺 ꣨1986-ŮFF(yng)Tʿо¿[ˎOӋcϳE-mail22423074@163.com
“(lin) ϵ ˣ ҪˎOӋcϳE-mailchunhu@syphu.edu.cn
ոڣ2011-07-20
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