41 4 |  | Vol. 41 No. 4 | 2011 8 | Aug 2011 |
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ٙĿtˎgw
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 |
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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 |
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ĿȻƌW(xu)YĿ20474053
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ߺ(jin)飺 ꣨1986-ŮFF(yng)Tʿо¿[ˎOӋcϳE-mail22423074@163.com
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(lin) ϵ ˣ ҪˎOӋcϳE-mailchunhu@syphu.edu.cn
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ոڣ2011-07-20
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