903523-86-4Relevant articles and documents
Mild and nonracemizing conditions for Ullmann-type diaryl ether formation between aryl iodides and tyrosine derivatives
Cai, Qian,He, Gang,Ma, Dawei
, p. 5268 - 5273 (2007/10/03)
CuI/N,N-dimethylglycine-catalyzed coupling reaction of L-tyrosine derivatives and L-phenylalanine-derived iodides in the presence of Cs 2CO3 works at 90 °C to provide the corresponding diaryl ether. Partial racemization occurs when N