Internal Nucleophilic Termination in Acid-Mediated Polyene Cyclisations: Synthetic Access to Methyl Homologs of (+/-)-Ambrox and its Diastereoisomers

DOI: 10.1002/hlca.19930760417

Source and publish data:

Helvetica Chimica Acta p. 1608 - 1618 (1993)

Update date:2022-08-03

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Authors:

Snowden, Roger L.

Eichenberger, Jean-Claude

Giersch, Wolfgang

Thommen, Walter

Schulte-Elte, Karl H.

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Article abstract of DOI:10.1002/hlca.19930760417

Treatment of ten monocyclic dienols 8-11 with an excess of fluorosulfonic acid in 2-nitropropane at -90 deg C afforded diastereoisomeric mixtures of racemic tricyclic ethers 12-14 in 81-91percent yield (see Tables 1 and 2).These transformations represent

Full text of DOI:10.1002/hlca.19930760417

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