Organic Chemistry Portal



N,N-Dimethyl Glycine-Promoted Ullmann Coupling Reaction of Phenols and Aryl Halides

Dawei Ma* and Qian Cai

*State Key Laboratory of Bioorganic and Natural Products Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Lu, Shanghai 200032, China, Email:

D. Ma, Q. Cai, Org. Lett., 2003, 5, 3799-3802.

DOI: 10.1021/ol0350947


Copper-catalyzed Ullmann-type diaryl ether synthesis can be performed at 90C using either aryl iodides or aryl bromides as the substrates under the assistance of N,N-dimethylglycine.

see article for more examples

N,N-Dimethylglycine-Promoted Ullmann-Type Coupling Reactions of Aryl Iodides with Aliphatic Alcohols

H. Zhang, D. Ma, W. Cao, Synlett, 2007, 243-246.

Key Words

Ullmann Coupling, Diaryl Ethers

ID: J54-Y2003-1010