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    • 10. 发明授权
    • Chloro-oxycarbonyl isocyanates
    • 氯仿 - 氧化亚铁异氰酸酯
    • US3679743A
    • 1972-07-25
    • US3679743D
    • 1970-06-16
    • BAYER AG
    • HAGEMANN HERMANN
    • A47B31/02C07C265/16C07C119/04
    • C07C265/16
    • Organic isocyanates are prepared by reacting substantially equimolar quantities of N-chlorocarbonyl isocyanate and an epoxide compound having the formula WHEREIN R is hydrogen or a substituted or unsubstituted, saturated or unsaturated organic radical selected from the group consisting of C1 to C12 alkyl, aralkyl, aryl, alkylene, aralkylene or arylene; R'' is hydrogen or a substituted or unsubstituted, saturated or unsaturated organic radical selected from the group consisting of C1 to C12 alkyl, aralkyl or aryl; and n is 1 or 2. AT A TEMPERATURE OF FROM ABOUT -50* TO ABOUT 200* C.
    • 通过使基本上等摩尔量的N-氯羰基异氰酸酯和式WHEREIN R是氢的环氧化合物或选自C1至C12烷基,芳烷基,芳基的取代或未取代的饱和或不饱和有机基团反应来制备有机异氰酸酯 ,亚烷基,亚芳基或亚芳基; R'是氢或选自C1-C12烷基,芳烷基或芳基的取代或未取代的饱和或不饱和有机基团; n为1或2。