4,4'-bis(2'-hydroxyethoxymethyl)-5,5'-dimethylbiphenyl-20-crown-6 、 alkaline earth salt of/the/ methylsulfuric acid 以
苯 为溶剂,
反应 0.5h,
以71%的产率得到Sulfuric acid mono-{2-[2,23-dimethyl-22-(2-sulfooxy-ethoxymethyl)-6,7,9,10,12,13,15,16,18,19-decahydro-5,8,11,14,17,20-hexaoxa-dibenzo[a,c]cycloeicosen-3-ylmethoxy]-ethyl} ester; compound with pyridine