Diazotization/Sandmeyer Reaction in PEG-DCM

[Rhodium]

Synthetic Reactions in Polyethylene Glycol.
Diazotization and Sandmeyer Reactions of Anilines in Polyethylene Glycol-Methylene Chloride
Nobutaka Suzuki, Yoshihiro Kaneko, Tateo Nomoto, Yasuji Izawa

J. Chem. Soc. Chem. Commun. 1523-1524 (1984)

(https://www.thevespiary.org/rhodium/Rhodium/pdf/sandmeyer.peg-dcm.pdf)

Abstract

Diazotization and the Sandmeyer reactions of representative arylamines proceed smoothly in polyethylene glycol - CH₂Cl₂ and have been found to be effective for the preparation of aryl halides and cyanides.