L-酒石酸 、
1-methyl-1H-pyrazole-4-sulfonic acid {2-[3'-(4-methoxymethyl-phenyl)-2,3,5,6-tetrahydro-[1,2']bipyrazinyl-4-yl]-ethyl}-methyl-amide 以
乙醇 为溶剂,
反应 3.5h,
以92%的产率得到1-methyl-1H-pyrazole-4-sulfonic acid {2-[3'-(4-methoxymethyl-phenyl)-2,3,5,6-tetrahydro-[1,2']bipyrazinyl-4-yl]-ethyl}-methyl-amide L-tartrate