发明申请
US20130123279A1 CRYSTAL OF THIENOPYRIMIDINE DERIVATIVE 有权
三苯甲基衍生物的晶体

CRYSTAL OF THIENOPYRIMIDINE DERIVATIVE
摘要:
Crystals are obtained by heating an aqueous suspension of 2-(3,4-dichlorobenzyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid. Novel crystals are obtained by adjusting the heating temperature and/or duration.
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