Process for purification of N-cyano-N'-methyl-N"-(2-((5-methyl-1

Details Process for purification of N-cyano-N'-methyl-N"-(2-((5-methyl-1 Process for purification of N-cyano-N'-methyl-N"-(2-((5-methyl-1

1988-11-04

1990-11-27

Ford, John M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D22358, C07D23364

Patent

active

049737031

ABSTRACT:
A process for the purification of N-cyano-N'-methyl-N"-[2-{(5-methyl-1H-imidazol-4-yl)methylthio}-ethyl]guan idine, which comprises bringing a crude product of N-cyano-N'-methyl-N"-[2-{(5-methyl-1H-imidazol-4-yl)-methylthio}ethyl]guan idine into contact with activated carbon in water in the presence of an organic acid.

REFERENCES:
patent: 4381395 (1983-04-01), Teraji et al.

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