HRID1439104

反应详情

EQUATION

反应方程式

HRID 1439104 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

In the manner of Example 147 the mixture of 4-hydroxy-2-(6-carboxyhexyl)cyclopent-2-en-1-one and 4-(4-hydroxybutoxy)-2-(6-carboxyhexyl)cyclopent-2-en-1-one (Example 268) is converted to a mixture of the subject compound and 4-tetrahydropyranyloxy-2-(6-tetrahydropyranylcarboxyhexyl)cyclopent-2-en-1-one with dihydropyran and p-toluenesulfonic acid monohydrate in methylene chloride.