83. Synthesis of 2-Norzizaene and 9,10-Dehydro-2-norzizaene (7,7-Dimethyl-6-methylidenetricyclo1,5>undec-9-ene) via Intramolecular Allyl Cation Induced Cycloaddition

DOI: 10.1002/hlca.19830660316

Source and publish data:

Helvetica Chimica Acta p. 828 - 841 (1983)

Update date:2022-08-03

Topics: Characterization Purification Starting Material Stereochemistry Control Further Elaboration Intramolecular Cycloaddition

Authors:

Hoffmann, H. M. R.

Henning, Rolf

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Article abstract of DOI:10.1002/hlca.19830660316

7,7-Dimethyl-6-methylidenetricyclo<6.2.1.0^1,5>undec-9-ene (10) has been prepared from allylic alcohol 8 in one step in 16percent yield.Selective hydrogenation of 10 with diazene gives the 2-norzizaenes 1a and 11.

Full text of DOI:10.1002/hlca.19830660316

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