Ht. Teunissen et Cj. Elsevier, RUTHENIUM-CATALYZED HYDROGENATION OF DIMETHYL OXALATE TO ETHYLENE-GLYCOL, Chemical communications, (7), 1997, pp. 667-668
Dimethyl oxalate is efficiently hydrogenated to ethylene glycol under
mild conditions [p(H-2) 70 bar; 100 degrees C] using a ruthenium catal
yst based on Ru(acac)(3) and MeC(CH(2)PPh(2))(3).