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HBrCH2CH(CH2)8COOH¹ýÑõ»¯ÎïBrCH2(CH2)9COOHCH3COCH2COOEt2BuLi¡ã-78 CLiCH2COCHLiCOOEt(1)BrCH2(CH2)9COOH(2)NaBH4H3O+EtOOCCH2COCH2CH2(CH2)9COOHEtOOCCH2CH(CH2)11COOHOH-H2OEtOOCCHCH(CH2)11COOHH2,NiEtOOC(CH2)11COOHEtOHHEtOOC(CH2)11COOEt

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COOHCOOH

OCOOC2H5OHCHOONa25COOC2H5OHCOOC2H5C2H5OOHH+OOC2H5COOC2H5C2H5OONaCOOC2H5OC2H5COOHC2H5Br(1)OH-(2)H3O+OC2H5

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2CH2(COOC2H5)2C2H5ONa

2NaCH2(COOC2H5)2CHC(COOC2H5)2CH2C(COOC2H5)2BrC2H5BrCH2CH(COOC2H5)22C2H5ONaBrC2H5BrCH2CH(COOC2H5)2OH5C2OCCOOC2H5COOH(1)OH-(2)H3O+,H5C2OCOCOOC2H5COOH

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CH3COOHCH2OHKMnO4LiAlH4CH3CH2BrCOOHCH2CNCH2OHCH2COOC2H5PBr3NaCNC2H5OHHClCH2BrCH2CNCH2COOC2H5C2H5ONaO(1)OH-(2)H3O+OCOOC2H5

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HOOHClSO3H

HOOHHO3SNO2HOHNO3OHH3O+SO3HNO2HOOHH2SO4

HO3SSO3H

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CH3OCH3+OAlCl3¶à¾ÛÁ×ËáCOOHOCH3CH3CH3NaBH4OOHH3O+OHO

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C2H5ONaO

NaOOCH3CH2CCHCH2OOC2H3OOCHCH3O

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