3-cyclopentyl-2-[4-(7-methyl-indan-4-yloxy)-6-oxo-6H-pyridazin-1-yl]-propionic acid → 3-cyclopentyl-N-[1-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-1H-pyrazol-3-yl]-2-[4-(7-methyl-indan-4-yloxy)-6-oxo-6H-pyridazin-1-yl]-propionamide

HRID 2381514Notes

Reaction equation

HRID 2381514 reaction equation
[CH:1]1([CH2:6][CH:7]([N:11]2[C:16](=[O:17])[CH:15]=[C:14]([O:18][C:19]3[CH:27]=[CH:26][C:25]([CH3:28])=[C:24]4[C:20]=3[CH2:21][CH2:22][CH2:23]4)[CH:13]=[N:12]2)[C:8](O)=[O:9])[CH2:5][CH2:4][CH2:3][CH2:2]1.[CH3:29][C:30]1([CH3:42])[O:34][C@H:33]([CH2:35][N:36]2[CH:40]=[CH:39][C:38]([NH2:41])=[N:37]2)[CH2:32][O:31]1>>[CH:1]1([CH2:6][CH:7]([N:11]2[C:16](=[O:17])[CH:15]=[C:14]([O:18][C:19]3[CH:27]=[CH:26][C:25]([CH3:28])=[C:24]4[C:20]=3[CH2:21][CH2:22][CH2:23]4)[CH:13]=[N:12]2)[C:8]([NH:41][C:38]2[CH:39]=[CH:40][N:36]([CH2:35][C@@H:33]3[CH2:32][O:31][C:30]([CH3:42])([CH3:29])[O:34]3)[N:37]=2)=[O:9])[CH2:2][CH2:3][CH2:4][CH2:5]1

Participants

3

Procedure

Using the method described in Example 49, 3-cyclopentyl-2-[4-(7-methyl-indan-4-yloxy)-6-oxo-6H-pyridazin-1-yl]-propionic acid (Intermediate 71) and 1-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-1H-pyrazol-3-ylamine (Intermediate 4) afforded 3-cyclopentyl-N-[1-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-1H-pyrazol-3-yl]-2-[4-(7-methyl-indan-4-yloxy)-6-oxo-6H-pyridazin-1-yl]-propionamide as an off-white solid as a mixture of diastereomers (1.09 g, 74%).

Sources & evidence

ORD record
ord-10dd2c0374fa49ad8d9eb3ec00e4abce
Source dataset
uspto-grants-2012_09
Patent number
US08258134B2

Reaction notes

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