Tetrahedron Letters p. 1197 - 1200 (1992)
Update date:2022-08-03
Topics: Characterization Protecting groups Crystallography Purification Condensation Reaction Starting Materials Application Metal Complexation
Xie, Hong
Smith, Kevin M.
Condensation of a 5,5-disubstituted-dipyrromethanes (6a, 6b) with a 1,9-diformyl-pyrromethane (7) under MacDonald conditions in the presence of zinc(II) acetate affords zinc(II) salts (8a, 8b) possessing the isoporphyrin chromophore, which is stable with
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