Sulfuric Acid → 2,4-Dichloro-3-methyl-5-nitrobenzoic acid

Beteiligte Stoffe

Reaktionsschritte

30 g of 2,4-dichloro-3-methylbenzoic acid are initially introduced into 83 ml of concentrated H2SO4. 16.7 g of KNO3 are added in portions, while cooling with ice. The mixture is subsequently warmed at 50° for a further 2 hours and then poured onto ice. The nitro compound is isolated and recrystallized from toluene. Melting point: 152°-4°, yield: 24 g.

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