Bentazon → HCID 20334440, compound

Participants

Reaction Steps

In a similar manner 12 g of 3-(1-methylethyl)-1H-2,1,3-benzothiadiazin-4(3H)-one-2,2-dioxide was caused to react with 7.28 g of diethylcarbamoyl chloride in the presence of 14 ml of triethylamine. The crude product was crystallized from methanol to afford 12.4 g of N,N-diethyl-3,4-dihydro-3-(1-methylethyl)-4-oxo-1H-2,1,3-benzothiadiazine-1-carboxamide, m.p. 103°-104.5° C.

Provenance & Evidence