Processes for preparing sulfonylureas

Details Processes for preparing sulfonylureas Processes for preparing sulfonylureas

1993-03-04

1994-11-15

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544211, 544210, 544205, 544206, 544208, 544213, 544196, 544197, 544199, 544320, 544321, 544323, 544332, C07D23942, C07D23947, C07D25146, C07D25152

Patent

active

053649370

ABSTRACT:
Compounds of the formula I or salts thereof, ##STR1## in which X is oxygen, --O--NR.sup.2 -- or --SO.sub.2 --NR.sup.2 --, and Y is N or CH,

REFERENCES:
patent: 3931277 (1976-01-01), Lohaus
patent: 4191553 (1980-04-01), Reap
patent: 4601747 (1986-07-01), Willms et al.
patent: 5104443 (1992-04-01), Kehne et al.

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