Helvetica Chimica Acta p. 845 - 860 (1983)
Update date:2022-08-03
Topics:
Nakashita, Yoshihiko
Hesse, Manfred
A general method for enlargement of carbocyclic rings by the so called zip reaction is given.The Michael adducts of 2-nitrocycloalkanones with 3-oxo-4-pentenoates in the presence of tetrabutylammonium fluoride give in high yield compounds with the ring en
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