Process for making azol-2-yl)oxy!acetamide using an aprotic, aro

Details Process for making azol-2-yl)oxy!acetamide using an aprotic, aro Process for making azol-2-yl)oxy!acetamide using an aprotic, aro

1997-12-12

1999-04-20

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D28513

Patent

active

058958185

ABSTRACT:
The present invention relates to a process for making ol-2-yl)oxy!acetamide in an aprotic, aromatic solvent. The process includes the steps of: (a) reacting 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole with N-(4-fluorophenyl)-2-hydroxy-N-(1-methylethyl)acetamide in the presence of an aprotic, aromatic solvent to form an aqueous phase and an organic phase; (b) acidifying the phases, (c) separating the phases; and (d) recovering the ol-2-yl)oxy!acetamide from the organic phase.

REFERENCES:
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patent: 4756741 (1988-07-01), Forster et al.
patent: 4968342 (1990-11-01), Forster et al.
patent: 5090991 (1992-02-01), Forster et al.
patent: 5101034 (1992-03-01), Schmidt et al.

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