Synthese du Malonate D'Ethyle 14C-2 par
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L. Pichat; J. P. Noel
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Article
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1978
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John Wiley and Sons
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French
β 218 KB
## F~nnaldehyde-~~C and I , 2-dimethyl-4,S-bis Imercaptomethgl) benaene give a 90 X yield of 1,s dithiane : 2k which is metulated by n-butyttithiwn in ether ini% the 2,2-ditithio 1 , 3 dithiane : 3 b (yield 70 X I . In s i t u 3k i s treated w i t h ethyl chtorofomte t o give r i s e to 4k i n a