1-thiocarbamyl-2-imidazolidinethiones and a process for their preparation

Claim 1

THE PROCESS OF PRODUCING 1-THIOCARBAMYL-2-IMIDAZOLIDINETHIONE OF THE FORMULA: 1-(R1-N(-R2)-C(=S)-),2-(S=),4,5-DI(R-)IMIDAZOLIDINE WHEREIN R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL; AND R1 AND R2 ARE RADICALS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALKYL OF FROM 1 TO 22 CARBON ATOMS, ALKENYL OF FROM 3 TO22 CARBON ATOMS, HYDROXYALKYL OF FROM 2 TO 22 CARBON ATOMS, CARBOXYALKYL OF FROM 2 TO 8 CARBON ATOMS, CYCLOALKYL OF FROM 5 TO 6 CARBON ATOMS, ALKYLCYCLOALKYL OF FROM 7 TO 22 CARBON ATOMS, ALKYLCYCLOALKYL OF FROM 7 TO 22 CARBON ATOMS, AMINOALKYL OF FROM 2 TO 22 CARBON ATOMS, PHENYLALKYL OF FROM 7 TO 22 CARBON ATOMS, ALKYLAMINOALKYL OF FROM 3 TO 22 CARBON ATOMS, DIALKYLAMINOALKYL OF FROM 4 TO 22 CARBON ATOMS, AMINOALKYLAMINOALKYL OF FROM 4 TO 22 CARBON ATOMS, AND, WHEN TAKEN TOGETHER WITH THE NITROGEN ATOM, PIPERIDINO, PYRROLIDINO, PIPERAZINO AND MORPHOLINO, WHICH COMPRISES THE STEPS OF REACTING A WATERSOLUBLE ESTER COMPOUND OF THE FORMULA: (Y-)M(CH(-Z))N-S-C(=S)-NH-(CH(-R))2-NH-C(=S)-SWHEREIN R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL; Y IS A WATER-SOLUBILIZING GROUP SELECTED FROM THE GROUP CONSISTING OF -COOME AND -SO3ME AND ME IS AN ALKALI METAL; Z IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND HYDROXY; N REPRESENTS AN INTEGER FROM 1 TO 4; AND M REPRESENTS AN INTEGER FROM 1 TO 2, DISSOLVED IN AN AQUEOUS SOLUTION WITH THE STOICHIOMETRIC AMOUNT OF A COMPOUND HAVING THE FORMULA R1-NH-R2 WHERE R1 AND R2 HAVE THE ABOVE MEANINGS IN THE PRESENCE OF AN ALKALINE REACTANT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL HYDROXIDES AND R1-NH-R2 (CH(-Z))N(-Y)M WHERE R1 AND R2 HAVE THE ABOVE MEANINGS AT A TEMPERATURE BETWEEN ABOUT 20*C. AND ABOUT 100*C. AND RECOVERING SAID 1-THIOCARBAMYL-2-IMIDAZOLIDINETHIONE. 7. 1-BUTYLTHIOCARBAMYL-2-IMIDAZOLIDINETHIONE. 10. 1-(3''OXAPENTAMETHYLENE)-THIOCARBAMYL-2-IMIDAZOLIDINETHIONE.