1-Bromo-3-chloropropane → HCID 59651896, compound

Participants

Reaction Steps

6-(4-(3-Chloropropoxy)-phenyl)-2,4-dimethyl-2H-pyridazin-3-one was prepared from the product of step 3 and 3-bromo-1-chloropropane using the procedure described for Example 22 step 4. Example 39 (2,4-dimethyl-6-[4-(3-piperidin-1-yl-propoxy)-phenyl]-2H-pyridazin-3-one) was prepared using 6-(4-(3-chloropropoxy)-phenyl)-2,4-dimethyl-2H-pyridazin-3-one and piperidine by the methods described for example 22 step 5. The hydrochloride salt was prepared; Mp 222-3° C.; MS m/z 342 (M+H).

Provenance & Evidence