2-cyclopropylmethyl-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one → 2-(4-chlorocinnamyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one

HRID 2249423Notes

Reaction equation

HRID 2249423 reaction equation
[CH:1]1([CH2:4][N:5]2[C:10](=[O:11])[C:9]([CH2:12][O:13][S:14]([CH3:17])(=[O:16])=[O:15])=[CH:8][C:7]([C:18]3[CH:19]=[CH:20][C:21]4[O:25][CH2:24][CH2:23][C:22]=4[CH:26]=3)=[N:6]2)[CH2:3][CH2:2]1.[Cl:27][C:28]1[CH:54]=[CH:53]C(C=CCN2C(=O)C(CO)=CC(C3C=CC4OCCC=4C=3)=N2)=[CH:30][CH:29]=1>>[Cl:27][C:28]1[CH:54]=[CH:53][C:3]([CH:2]=[CH:1][CH2:4][N:5]2[C:10](=[O:11])[C:9]([CH2:12][O:13][S:14]([CH3:17])(=[O:15])=[O:16])=[CH:8][C:7]([C:18]3[CH:19]=[CH:20][C:21]4[O:25][CH2:24][CH2:23][C:22]=4[CH:26]=3)=[N:6]2)=[CH:30][CH:29]=1

Participants

3

Reactant 2

HCID 230941212-cyclopropylmethyl-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-oneHCID 693116652-(4-chlorocinnamyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-hydroxymethyl-2H-pyridazin-3-one

Product 1

HCID 740166212-(4-chlorocinnamyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-oneYield 83.3%

Procedure

The general procedure of Example 1 (5) was repeated by use of 2-(4-chlorocinnamyl)-6-(2,3-dihydro-1-benzofuran-5-yl)-4-hydroxymethyl-2H-pyridazin-3-one, to thereby yield the title compound as a pale yellow powder (yield: 83.3%).

Sources & evidence

ORD record
ord-115b9d97090d430d91b5ea271b10fcf5
Source dataset
uspto-grants-2008_01
Patent number
US07314877B2

Reaction notes

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