potassium hydrogensulfate in tetrahydrofuran; water
参考文献
Claiborne, Christopher F.; Butcher, John W.; Claremon, David A.; Libby, Brian E.; Liverton, Nigel J.; Munson, Peter M.; Nguyen, Kevin T.; Phillips, Brian; Thompson, Wayne; McCauley, John A.
Patent: US2002/165241 A1, 2002 ;