The products of pyrrolizinones with 3-methoxyphenyl magnesium bromide were bimolecular condensation compounds, not the related alcohol, and they were confirmed by IR, H-1-NMR, C-13-NMR. HMQC, HMBC. NOE-differ., MS and...The products of pyrrolizinones with 3-methoxyphenyl magnesium bromide were bimolecular condensation compounds, not the related alcohol, and they were confirmed by IR, H-1-NMR, C-13-NMR. HMQC, HMBC. NOE-differ., MS and Elemental Anal.. This indicated that Grignard reagent is a catalyst here.展开更多
文摘The products of pyrrolizinones with 3-methoxyphenyl magnesium bromide were bimolecular condensation compounds, not the related alcohol, and they were confirmed by IR, H-1-NMR, C-13-NMR. HMQC, HMBC. NOE-differ., MS and Elemental Anal.. This indicated that Grignard reagent is a catalyst here.
