Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
friction match
friction tape
frictional unemployment
Friday
Fridays
fridge
fridge-freezer
fried
Friedel-Crafts reaction
Friedrichstrasse
Friend
friend
friend of the court
friendless
friendly
friendly fire
Friendly Islands
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

Friedel-Crafts reaction

Frie·del-Crafts re·ac·tion [ frd'l kráfts ree àksh'n ] (plural Frie·del-Crafts re·ac·tions)


noun 
Definition:
 
chemical reaction involving benzene ring: an organic chemical reaction in which a benzene ring becomes substituted by an acyl or alkyl group

[Late 19th century. After the French chemist Charles Friedel (1832-1899) and the U.S. chemist James M. Crafts (1839-1917), who pioneered it]
Advertisement

© 2009 Microsoft