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Dienamines as diels-alder dienes. An efficient synthesis of a key intermediate for drimane-related sesquiterpenes

✍ Scribed by Roger L. Snowden


Book ID
104242370
Publisher
Elsevier Science
Year
1984
Tongue
French
Weight
114 KB
Volume
25
Category
Article
ISSN
0040-4039

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Treatment of the dimethyl acetals of citral (1) and farnesal be subjected to a Diels-Alder reaction, which allows further synthetic elaboration. In particular, in the case of farnesal (2) with the superbase "LICKOR" in THF at low temperatures induces regioselective metallation at the allylic methyl