Dimethyl Sulfoxide → HCID 86619199, compound

Participants

Reaction Conditions

Reaction Steps

Under nitrogen, 5 g of the 3,3-dibromo-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methoxy-1H-pyrazole obtained in stage G is placed in 30 ml of DMSO, and it is heated at 120° C. for 6 hours. The reaction mixture is poured into 100 ml of water and it is extracted twice with 100 ml of AcOEt. The organic phase is washed with 100 ml of saturated NaCl and then dried over Na2SO4. After evaporating to dryness, 4 g of the unpurified expected compound is obtained.

Provenance & Evidence