HCID 53952491, compound → HCID 19921959, compound

Participants

Reaction Steps

Starting with 0.736 g (1.19 mmol) of 2-[[5-[(3,4-dihydro-4-oxo-8-propyl-2H-1-benzopyran-7-yl)oxy]pentyl]oxy]-6-(2-ethoxy-2oxoethoxy)-1-naphthalenepropanoic acid ethyl ester from the preceding example, the title compound (0.352 g; 52.6%) was obtained as a white solid, mp 160.5°-163° C. (recrystallized from hexane-ethyl acetate), using the procedure of example 226.

Provenance & Evidence