| 摘要 |
<p>This invention provides a method of synthesizing 5,6,7-trinor-4,8-inter-m-phenylene PGI2 derivatives [VII] from 3a,8a-cis-dihydro-3H-5,7-dibromocyclopenta[b]benzofuran (1). The invention also provides two intermediates (8) and (11) used for preparing the compound (1).</p> |
