反应详情

In a similar manner as in Example 2, 3,4-bis(4-methoxyphenyl)-6-chloropyridazine (160 mg, 0.490 mmol) and phenol were reacted as starting materials at 120° C. for 22 hours and post-treatment was then conducted, whereby the title compound was obtained as colorless needles (133.1 mg, 70.7%). Melting point: 198.8-199.5° C. (ethyl acetate-hexane).

1. customat 120° C.
2. customfor 22 hours