HCID 118151947, compound → HCID 118151989, compound

Participants

Reaction Steps

The substantially same method as described in Example 358 was conducted, except that 2-((2R,3R)-3-(2-chlorophenyl)-1,4-dioxaspiro[4.4]nonan-2-yl)ethyl pivalate (Preparation example 359) was used instead of that 2-((4R,5R)-2,2-diethyl-5-(2-chlorophenyl)-1,3-dioxolan-4-yl)ethyl pivalate (Preparation example 357), to obtain the title compound (0.5 g, 80˜95%)

Provenance & Evidence