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ChemicalBook CAS DataBase List 7-Fluoro-imidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester
1260798-14-8

7-Fluoro-imidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester synthesis

1synthesis methods
-

Yield:1260798-14-8 28 g

Reaction Conditions:

in 1,2-dimethoxyethane at 20;

Steps:

1.1 (1) Synthesis of ethyl 7-fluoro-imidazo [1,2-a] pyridine-2-carboxylate

25 g of 2-amino-4-fluoropyridine was added to 200 ml of ethylene glycol dimethyl ether, 54 g of ethyl 3-bromopyruvate was added,After stirring at room temperature overnight, ethyl acetate and water were added to the residue. The mixture was separated, dried and concentrated. The residue was separated on a column to give 28 g of 7-Fluoro-imidazo [1,2-a] pyridine-2-carboxylic acid ethyl ester.

References:

CN107400127,2017,A Location in patent:Paragraph 0019-0020

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