A REGIOSELECTIVE SYNTHESIS OF 3-ISOPRENYL-4-HYDROXYCOUMARINS
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作者:
APPENDINO, G
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CNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALYCNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALY
APPENDINO, G
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CRAVOTTO, G
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CNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALYCNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALY
CRAVOTTO, G
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NANO, GM
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CNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALYCNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALY
NANO, GM
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PALMISANO, G
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CNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALYCNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALY
PALMISANO, G
[1
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机构:
[1] CNR,DIPARTIMENTO CHIM ORGAN & IND,CTR STUDIO SOSTANZE ORGAN NAT,I-20133 MILAN,ITALY
the dianion of ethyl 3-(2-hydroxyphenyl)-3-oxopropanoate can be regioselectively alkylated with isoprenyl bromides to give, after hydrolytic work-up, the corresponding 3-substituted-4-hydroxycoumarins.