Production of S-substituted isothioureas

Details Production of S-substituted isothioureas Production of S-substituted isothioureas

1987-04-07

1988-11-08

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544219, 544223, 544309, 544311, 544315, 544316, 544318, C07D25306, C07D25138, C07D23938

Patent

active

047835311

ABSTRACT:
In the production of an S-substituted isothiourea including the functional group ##STR1## in which R.sup.1 is an alkyl, alkenyl, aryl or aralkyl radical, wherein a thiourea including the functional group ##STR2## is reacted with an etherifying agent to replace H by R.sup.1, the improvement which comprises effecting the reaction in two steps, in the first step reacting the thiourea material with an etherifying agent including the radical R
in which

REFERENCES:
patent: 3671523 (1972-06-01), Westphal et al.
patent: 4457774 (1984-07-01), Eue et al.
patent: 4470842 (1984-09-01), Kranz et al.
patent: 4544744 (1985-10-01), Schmidt
patent: 4578463 (1986-03-01), Jackman et al.

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