1-tert-butylcarbonyloxy-3-phenoxybutane 、 sodium methoxide methanol 、 以
甲醇 为溶剂,
反应 9.33h,
以to give 3.15 g of the crude desired alcohol 27 as an oil, which的产率得到3-phenoxy-1-butanol
Benzodioxane prostacyclin analogues, their preparation and use
申请人:SHIONOGI SEIYAKU KABUSHIKI KAISHA
trading under the name of
SHIONOGI & CO. LTD.
公开号:EP0297923A1
公开(公告)日:1989-01-04
Benzodioxane Prostacyclin Analogues represented by the formula:
wherein R₁ is alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, or phenoxyalkyl; R₂ is hydrogen, lower alkyl, or aralkyl; R₁ is hydrogen or protecting group; A is ethylene or vinylene; and the wavy line indicates α or β configuration or their mixture; or a salt thereof having an antiulcer activity and platelet aggregation inhibitory activity.
Benzodioxane prostacyclin analogs represented by the formula: ##STR1## wherein R.sub.1 is alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, or phenoxyalkyl; R.sub.2 is hydrogen, lower alkyl, or aralkyl; R.sub.3 is hydrogen or a protecting group; A is ethylene or vinylene; and the wavy line indicates .alpha. or .beta. configuration or their mixture; or a salt thereof having an antiulcer activity and platelet aggregation inhibitory activity.