3-Bromopyridazine → 5-Methyl-2-(pyridazin-3-yl)benzoic acid

HRID 61126

Reaction equation

[CH3:1][C:2]1[CH:3]=[CH:4][C:5]([C:11]2[CH:16]=NC=C[N:12]=2)=[C:6]([CH:10]=1)[C:7]([OH:9])=[O:8].Br[C:18]1[N:19]=NC=C[CH:23]=1>>[CH3:1][C:2]1[CH:3]=[CH:4][C:5]([C:11]2[N:12]=[N:19][CH:18]=[CH:23][CH:16]=2)=[C:6]([CH:10]=1)[C:7]([OH:9])=[O:8]

Participants

Reactant 2

HCID 131266993-Bromopyridazine

HCID 811116085-Methyl-2-(2-pyrazinyl)benzoic acid

Product 1

HCID 1177277195-Methyl-2-(pyridazin-3-yl)benzoic acid

Procedure

The title compound was prepared following the same general protocol as described for 5-methyl-2-(pyrazin-2-yl)benzoic acid in Example A19, starting with 3-bromopyridazine. ESI-MS (m/z): 215 [M+1]+.

Sources & evidence

ORD record: ord-9ad7ab46b1ac411b812e5488e0181785
Source dataset: uspto-grants-2016_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09440982B2

Linked notes

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