Studies on the syntheses of sulfur containing pyrimido [5,4-d]pyrimidine derivatives. IV. The mechanism of dipyridamole formation from 4,8-dipiperidino-pyrimido [5,4-d]pyrimidine-2,6-disulfonyl dichloride and diethanolamine
Imai, K.; Kojima, T.; Tamazawa, K.; Takahashi, K.; Kawahara, S., 1976: Studies on the syntheses of sulfur containing pyrimido [5,4-d]pyrimidine derivatives. IV. The mechanism of dipyridamole formation from 4,8-dipiperidino-pyrimido [5,4-d]pyrimidine-2,6-disulfonyl dichloride and diethanolamine. Yakugaku Zasshi 96(5): 600-607