2-cyclopropylmethyl-6-(2,3-dihydro-1-benzofuran-5-yl)-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-one → 2-(4-fluorobenzyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-one

HRID 2249416Notes

Reaction equation

HRID 2249416 reaction equation
[CH:1]1([CH2:4][N:5]2[C:10](=[O:11])[C:9]([CH2:12][N:13]3[CH2:18][CH2:17][N:16]([CH3:19])[CH2:15][CH2:14]3)=[CH:8][C:7]([C:20]3[CH:21]=[CH:22][C:23]4[O:27][CH2:26][CH2:25][C:24]=4[CH:28]=3)=[N:6]2)[CH2:3][CH2:2]1.[F:29][C:30]1C=CC(CN2C(=O)C(COS(C)(=O)=O)=CC(C3C=CC4OCCC=4C=3)=N2)=[CH:32][CH:31]=1>>[F:29][C:30]1[CH:2]=[CH:3][C:1]([CH2:4][N:5]2[C:10](=[O:11])[C:9]([CH2:12][N:13]3[CH2:18][CH2:17][N:16]([CH3:19])[CH2:15][CH2:14]3)=[CH:8][C:7]([C:20]3[CH:21]=[CH:22][C:23]4[O:27][CH2:26][CH2:25][C:24]=4[CH:28]=3)=[N:6]2)=[CH:32][CH:31]=1

Participants

3

Reactant 2

HCID 230941122-cyclopropylmethyl-6-(2,3-dihydro-1-benzofuran-5-yl)-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-oneHCID 230941262-(4-fluorobenzyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one

Product 1

HCID 230941322-(4-fluorobenzyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-oneYield 54.8%

Procedure

The general procedure of Example 1 (6) was repeated by use of 2-(4-fluorobenzyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one, to thereby yield the title compound as a pale yellow powder (yield: 54.8%).

Sources & evidence

ORD record
ord-6e2dee552e2844f0a36993e998abfa41
Source dataset
uspto-grants-2008_01
Patent number
US07314877B2

Reaction notes

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