发明授权
US08039618B2 Method for producing bicyclic guanidines by use of a cyclic urea 有权
通过使用环状脲制备双环胍的方法

Method for producing bicyclic guanidines by use of a cyclic urea
摘要:
The present invention is directed to a method for producing bicyclic guanidines comprising heating a cyclic urea to a temperature >200° C. to form the bicyclic guanidines.
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