4-Phenyl-3-Buten-2-one → 4-Phenylbut-3-en-2-ol

Beteiligte Stoffe

Reaktionsschritte

In a 100 ml stainless steel autoclave were charged 5 g (34.2 mmole) of benzalacetone and 0.204 g (0.171 mmole) of ##STR25## ((+)-BINAP)}BF4 synthesized in Example 1, and the mixture was allowed to react in the same manner as in Example 12 to obtain 1.34 g of 4-phenyl-3-buten-2ol having a purity of 70% and an optical purity of 70.3 %ee at a conversion of 26.7%.

Herkunft & Nachweise