Dichloromethane → HCID 28390123, compound

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Reaction Steps

The compound A (0.276 g, 2 mmol) is dissolved in 10 mL of dichloromethane, 1-Hydroxybenzotriazole Hydroxybenzotriazole monohydrate monohydrate (0.270 g, 2 mmol) and N-Ethyl-N′-(3-dimethylaminopropyl)carbodiimide hydrochloride (0.383 g, 2 mmol) are then added thereinto. The abovementioned solution is added by 3-Ethynylanlilne (the compound B, 0.258 ml, 2.2 mmol) and stirred under room temperature for 66 hours. The mixture is treated by using a rotary evaporator. After extracting by dichloromethane and removing water by magnesium sulphate, the precipitate is collected and washed by hot ethanol, so as to obtain the purple compound No. 3.

Provenance & Evidence