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    • 3. 发明授权
    • Process for the preparation of carbamate derivatives
    • 制备氨基甲酸酯衍生物的方法
    • US4086246A
    • 1978-04-25
    • US682033
    • 1976-04-30
    • Geza TothIstvan TothTibor Montay
    • Geza TothIstvan TothTibor Montay
    • C07C275/30C07C67/00C07C239/00C07C271/08C07C273/02C07C273/18C07C275/40C07D235/32C07D277/28C07D307/86C07D317/24C07D307/87
    • C07D235/32C07C273/1809C07D307/86C07D317/24
    • A process for the preparation of a compound of the formula: ##STR1## wherein R.sup.1 is alkyl, alkyl substituted by halogen, alkyl substituted by alkoxy, aryl, aryl substituted by halogen, aryl substituted by alkyl, aryl substituted by alkoxy, aralkyl, aralkyl substituted by alkoxy, cycloalkyl, cycloalkyl substituted by halogen, cycloalkyl substituted by alkyl or cycloalkyl substituted by alkoxy, andR.sup.2 is an aromatic group, an aromatic group substituted by alkyl, an aromatic group substituted by halogen, an aromatic group substituted by alkoxy, a heteroaromatic group, a heteroaromatic group substituted by alkyl, a heteroaromatic group substituted by halogen, or a heteroaromatic group substituted by alkoxy, by the reaction of phosgene with a phenol of the formula:R.sup.2 -OHand further by the reaction of a primary amine of the formula:R'--NH.sub.2,reacting all three of the abovementioned reactants solution in a common water-immiscible organic solvent in the same reaction vessel at the same time in the presence of an acid binding agent to yield the compound of formula ##STR2##
    • 一种制备下式化合物的方法:其中R1是烷基,被卤素取代的烷基,被烷氧基取代的烷基,芳基,被卤素取代的芳基,被烷基取代的芳基,被烷氧基取代的芳基,芳烷基,芳烷基 被烷氧基取代的环烷基,被烷基取代的环烷基或被烷氧基取代的环烷基,R2是芳基,被烷基取代的芳基,被卤素取代的芳基,被烷氧基取代的芳基, 杂芳基,被烷基取代的杂芳基,被卤素取代的杂芳基或被烷氧基取代的杂芳基,通过光气与下式的苯酚反应: