The allylation of protected polyhydroxy aldehydes 1 and 14 has been achieved by indium metal with ultrasound promotion generating the diastereomeric pair of homoallylic polyols 3, 4 and 16, 17 respectively with moderate to good stereoselectivity. Pursuing this allylation strategy with the corresponding deprotected polyhydroxy aldehydes led to the same pair of homoallylic polyols but with a quite different ratio of the diastereomers generated. The polyols were further transformed to 2-deoxy (5 and 6) and 2,6-dideoxy (18 and 19) carbohydrates by ozonolysis.
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CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
FRONZA, G
FUGANTI, C
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CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
FUGANTI, C
PEDROCCHIFANTONI, G
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机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
PEDROCCHIFANTONI, G
SERVI, S
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机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
FRONZA, G
FUGANTI, C
论文数: 0引用数: 0
h-index: 0
机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
FUGANTI, C
PEDROCCHIFANTONI, G
论文数: 0引用数: 0
h-index: 0
机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY
PEDROCCHIFANTONI, G
SERVI, S
论文数: 0引用数: 0
h-index: 0
机构:
CNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALYCNR,CTR STUDIO SOSTANZE ORGAN NAT,POLITECN,DIPARTIMENTO CHIM,I-20133 MILAN,ITALY