alkaline earth salt of/the/ methylsulfuric acid 在
乙醇 、
镍 作用下,
150.0 ℃
、9.81 MPa
条件下,
生成
(+/-)-3a-methyl-2-oxo-(3ar,6ac)-hexahydro-cyclopenta[b]furan-4t-carboxylic acid 、 (+/-)-3a-methyl-2-oxo-(3a
r,6a
c)-hexahydro-cyclopenta[
b]furan-4
c-carboxylic acid