The present invention provides novel processes for the preparation of a cyclopentanone of Formula II and a lactone of Formula I, which are useful in the production of prostaglandins:
wherein Z, R
2
, R
3
, X
1
, X
2
, and
are as defined in the specification.
The invention also provides novel enantiomerically enriched compounds.
本发明提供了一种用于制备化合物II的
环戊酮和化合物I的内
酯的新型工艺,这些化合物在
前列腺素的生产中很有用:其中Z、R2、R3、X1、X2和如规范中所定义的。该发明还提供了新型对映富集化合物。