4,4'-diaminostilbene-2,2'-disulfonic acid in ethylene glycol dimethyl ether 0.5 h;
参考文献
Shellhamer, Dale F.; Anstine, D. Timothy; Gallego, Kelly M.; Ganesh, Brian R.; Hanson, Aaron A.; et al.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1995 , # 4 p. 861 - 866