| 摘要 |
<p>The invention relates to a method for producing 5,5-disubstituted 4,5-dihydroisoxazol-3-thiocarboxamidine salts of formula (I), characterized in that i) 3-unsubstituted 4,5-dihydroisoxazoles of formula (II) are first reacted with a chlorinating or bromating reagent to 3-halogenated 4,5-dihydroisoxazoles of formula (III) and ii) the 3-halogenated 4,5-dihydroisoxazoles of formula (III) are then reacted with thiourea to the compounds of formula (I).</p> |
