반응 #68475

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5-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thiophene-2-carboxylic acid

thionyl chloride

→

5-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thiophene-2-carbonyl chloride

용매

dichloromethane

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후처리

1. 1
   농축The solution was concentrated to a brown residue
2. 2
   기타taken forward without further purification

실험 절차

To a suspension of 5-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thiophene-2-carboxylic acid (prepared according to general method A) (0.500 g, 1.15 mmol) in dichloromethane at 0° C. was added thionyl chloride (1.26 ml, 17.3 mmol) dropwise. Three drops DMF were added and the solution was stirred at room temp for three hours. The solution was concentrated to a brown residue and taken forward without further purification.

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