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Beilstein J. Org. Chem. 2022, 18, 916–925, doi:10.3762/bjoc.18.91
Graphical Abstract
Figure 1: Chemical structures of compounds 1–8.
Figure 2: ORTEP drawing of 2 (displacement ellipsoids are drawn at the 50% probability level).
Figure 3: Experimental and calculated ECD curves of (+)-1.
Figure 4: 1H-1H COSY, key HMBC correlations, and NOESY correlations of compound 5.
Figure 5: Experimental ECD curves of compounds (+)-4, (−)-4 (top), (+)-5, and (−)-5 (bottom).
Scheme 1: Proposed cyclization pathway of terpene intermediates and plausible post-modifications of compounds ...
Figure 6: Compound 3 reduced the mRNA levels of TNF-α (left) and CCL2 (right) in LPS-stimulated RAW264.7 macr...
Beilstein J. Org. Chem. 2011, 7, 1656–1662, doi:10.3762/bjoc.7.195
Scheme 1: Access to 1,3-diaryl-4-halo-1H-pyrazoles from 3-arylsydnones and 2-aryl-1,1-dihalo-1-alkenes.
Figure 1: Crystal structure of pyrazole 3g.
Scheme 2: Proposed mechanism for the synthesis of 3.
Scheme 3: Arylation reactions of pyrazoles (3) with iodobenzene or phenylboronic acid.