References
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- Otera , J. 1988 . Synthesis , : 95
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- Kennedy , J. F. and White , C. A. 1983 . Bioactive Carbohydrates , Chichester, , U. K. : Ellis Horwood Publishers .
- Valverde , S. , Herradón , B. and Martí-Lomas , M. 1985 . Tetrahedron Lett. , 26 : 3731 Recently, the synthesis of 4-O-benzyl-2, 3-dideoxy-L-threo-hex-2-enono-1, 5-lactone, an analogue of 9, from dimethyl-L-tartrate, has been reported:
- Lok , C. M. , Ward , J. P. and van Dorp , D. A. 1976 . Chem. Phys. Lipids , 16 : 115
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- It is interesting to note that, in our hands, the silver nitrate/1, 4-diazabicyclo[2. 2. 2]octane method (see ref. 8) gave the best results (ref. 2).
- Still , W. C. , Kahn , M. and Mitra , A. 1978 . J. Org. Chem. , 43 : 2923
- We could not obtain pure the minor 7 syn isomer, which was contaminated with traces of 7 anti.
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