3-(4-Chlorophenyl)propyl methanesulfonate → 4-carboxy-2-[3-(4-chlorophenyl)propyl]-6-(4-fluoro-3-methylphenyl)-2H-pyridazin-3-one

Participants

Reaction Steps

Following the procedure of Example 1(6), 6-(4-fluoro-3-methylphenyl)-4-methoxycarbonyl-2H-pyridazin-3-one and 3-(4-chlorophenyl)-1-propanol methanesulfonate were reacted to yield a crude product. Without purification, the crude product was reacted further in accordance with the procedure of Example 1(7) to yield the title compound as a yellow crystalline powder (yield: 80.8%).

Provenance & Evidence