WordReference Random House Unabridged Dictionary of American English © 2025
Frie•del′-Crafts′ reac′tion
(frē del′krafts′, -kräfts′),USA pronunciation
- Chemistrya reaction for the synthesis of hydrocarbons and ketones by the alkylation or acylation of an aromatic compound in the presence of a catalyst, typically anhydrous aluminum chloride.
- after French chemist Charles Friedel (1832–99) and U.south, southern. chemist J. M. Crafts (1832–1917), its discoverers 1895–1900