(1,3)Dithiolo-(4,5-b)thiazolo(4',5'-e)pyrazin-2-ylidene-propaned

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260250BN, C07D51314

Patent

active

040752046

ABSTRACT:
The novel compounds corresponding to the formula ##STR1## wherein R is either H or CX.sub.3, with each X substituent being individually selected from the group consisting of H and X' wherein X' is either F or Cl, are prepared by reacting di(sodiomercapto)methylenemalononitrile with the corresponding 5,6-dihalothiazolo(4,5-b)pyrazine in dimethylformamide as a reaction medium at a temperature between about 0.degree. C and about 60.degree. C until the reaction is substantially complete. The novel compounds of the present invention have antimicrobial activity.

REFERENCES:
patent: 3761475 (1973-09-01), Kurihara et al.
patent: 3822261 (1974-07-01), Tong
patent: 3959277 (1976-05-01), Donald

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