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Beilstein J. Org. Chem. 2021, 17, 1481–1489, doi:10.3762/bjoc.17.104
Graphical Abstract
Figure 1: Parent structure of 2,4-disubstituted tetralins (1) and selected medicinally useful derivatives 2–4....
Scheme 1: Reported strategies for the synthesis of tetralin-2-ol ring systems.
Scheme 2: Designed cascade reactions to 4-substituted tetralin-2-ols.
Scheme 3: The documented synthesis of 2-(2-vinylphenyl)acetaldehyde (13a).
Scheme 4: Modified synthesis of 2-(2-vinylphenyl)acetaldehydes 13a–g and 1-vinyl-2-naphthaldehyde (13h).
Scheme 5: Lewis acid-catalyzed Prins/Friedel–Crafts reaction of 13a with veratrole.
Figure 2: The speculated stereostructures of compound cis-14aa and trans-14aa.
Scheme 6: Use of different nucleophiles for the cascade reaction with 13a. Reaction conditions: a mixture of ...
Scheme 7: Reaction of aldehydes 13b–h with veratrole or furan. Reaction conditions: a mixture of 13b–h (1.40 ...
Scheme 8: Synthesis of 5-aryltetrahydro-5H-benzo[7]annulen-7-ols 20a, b.
Scheme 9: Conversion of 2-hydroxy-4-(2-furyl)tetralin (14af) into PAT analogue 22.
Figure 3: Crystal structure of the tosylate 21. The displacement ellipsoids are drawn at the 30% probability ...
Beilstein J. Org. Chem. 2013, 9, 2629–2634, doi:10.3762/bjoc.9.298
Figure 1: The structure of two representatives of [1,2,4]triazolopyrimidines.
Scheme 1: Synthesis of 1-(6-chloropyrimidin-4-yl)hydrazines 3.
Scheme 2: Plausible mechanism for the transformation of [1,2,4]triazolo[4,3-c]pyrimidines 5 to the [1,5-c] se...
Beilstein J. Org. Chem. 2012, 8, 650–657, doi:10.3762/bjoc.8.72
Scheme 1: Metathetic ring opening of 7-methyl-7-vinylbicyclo[3.2.0]hept-2-en-6-one to a linear polyene ketone....
Scheme 2: Synthesis of vinyl or phenyl substituted cyclobutanones 4a–i.
Figure 1: Determination of the structure of 3-phenyl-2-vinyl substituted cyclobutanone 4g.
Scheme 3: Ring opening of cyclobutanones 4 to afford products 5 or 6.
Scheme 4: Reaction of 4a with LDA.
Scheme 5: Plausible mechanism for ring opening of 4a.