Reaktion #64127

Reaktionsgleichung

methyl 5,6-dihydro-4-hydroxy-2,6-dimethyl-1,1-dioxo-2H-1,2,6-thiadiazine-3-carboxylate

3-amino-5-methylisoxazole

→

title compound

Ausbeute 49.0%

5,6-Dihydro-4-hydroxy-2,6-dimethyl-N-(5-methyl-3-isoxazolyl)-1,1-dioxo-2H-1,2,6-thiadiazine-3-carboxamide

Ausbeute 49.0%

Reaktionsbedingungen

Aufarbeitung

1. 1
   SonstigeRecrystallisation from a diisopropyl ether/tetrahydrofuran mixture

Vorschrift

The synthesis was effected analogously to Example 1 using in each case 1.0 equivalent of methyl 5,6-dihydro-4-hydroxy-2,6-dimethyl-1,1-dioxo-2H-1,2,6-thiadiazine-3-carboxylate and 3-amino-5-methylisoxazole. Recrystallisation from a diisopropyl ether/tetrahydrofuran mixture gives the title compound in a yield of 49%.

Quelle