triethylamine; 4-(N,N-dimethlyamino)pyridine in hexane; dichloromethane
T=0 - 20°C;
参考文献
LES LABORATOIRES SERVIER; CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE; UNIVERSITE PARIS SUD
Patent: US2009/258883 A1, 2009 ;
Location in patent: Page/Page column 15 ;
US 20090258883 A1