Process for preparing hexahydrothieno[3,4-d]imidazole-2,4-diones

Details Process for preparing hexahydrothieno[3,4-d]imidazole-2,4-diones Process for preparing hexahydrothieno[3,4-d]imidazole-2,4-diones

1974-09-27

1976-01-06

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D 4934

Patent

active

039312194

ABSTRACT:
In the conversion of a hexahydrofuro[3,4-d]-imidazole-2,4-dione compound into the corresponding hexahydrothieno[3,4-d]imidazole-2,4-dione compound, an improved process which comprises reacting the starting hexahydrofuro[3,4-d]imidazole-2,4-dione compound with a dithiocarbamate.

REFERENCES:
patent: 2489232 (1949-11-01), Goldberg et al.
patent: 2489234 (1949-11-01), Goldberg et al.
patent: 2519720 (1950-08-01), Surmatis et al.
patent: 3700659 (1972-10-01), Gerecke et al.
patent: 3876656 (1975-04-01), Aoki et al.
Gerecke et al., Helv. Chim. Acta, Vol. 53, Fasc. 5 (1970)-Nr. 116, pp. 991-999.

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