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Process for the preparation of 1,3-disubstituted 2-nitroguanidines
Process for the preparation of 1,3-disubstituted 2-nitroguanidines
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机译:1,3-二取代的2-硝基胍的制备方法
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摘要
The present invention relates to a process for the preparation of compounds of the formula (I)by reacting compounds of the formula (II)in whichHet, R1, R2 and R4 are as defined in the description, with urea.
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