초록

The present invention is directed to several newly prepared semi-synthetic ecteinascidin (Et) species, designated herein as Et 757, Boc-Et 729, Iso-Et 743, Et 875, and Et 1560. The physical properties of these compounds, their preparation and bioactivities are also reported. [ STR 1 ]

대표청구항 ▼

[ What is claimed is:] [1.] The compound Et 757, which has the following structure: [ STR 7 ] [2.] The compound Boc-Et 729, which has the following structure: [3.] The compound Iso-Et 743, which has the following structure: [4.] The compound Et 875, which has the following structure: [5.] The compou

[ What is claimed is:] [1.] The compound Et 757, which has the following structure: [ STR 7 ] [2.] The compound Boc-Et 729, which has the following structure: [3.] The compound Iso-Et 743, which has the following structure: [4.] The compound Et 875, which has the following structure: [5.] The compound Et 1560, which has the following structure: