Preparation of 2,4-dioxo-1,2,3,4-tetrahydro-s-triazino-[1,2-a]-b

Details Preparation of 2,4-dioxo-1,2,3,4-tetrahydro-s-triazino-[1,2-a]-b Preparation of 2,4-dioxo-1,2,3,4-tetrahydro-s-triazino-[1,2-a]-b

1976-06-09

1977-10-11

Ford, John M.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

424249, 544113, 544212, C07D41314, A61K 3153, C07D48704, A61K 31535

Patent

active

040535983

ABSTRACT:
2,4-Dioxo-1,2,3,4-tetrahydro-s-triazino-[1,2-a]-benzimidazoles of the formula ##STR1## are produced by reacting a benzimidazole compound of the formula ##STR2## with a diphenyl carbonate of the formula ##STR3## wherein R.sup.1 is optionally substituted alkyl or aryl, alkenyl or dialkylamino,

REFERENCES:
patent: 3725406 (1973-04-01), Bose et al.
patent: 3928345 (1975-12-01), Rochling et al.
Schroeder et al., Chemical Abstracts, vol. 78, entry 159686K, 1973.
White et al., Chem. Abstracts, vol. 79, entry 101526n (1973).
Capuano et al., Chem. Ber., vol. 107, pp. 62-67 (1974).

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