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    • 67. 发明申请
    • PROCESS FOR PREPARING FORMAMIDES AND FORMIC ESTERS
    • 制备形式和形式的方法
    • US20130102807A1
    • 2013-04-25
    • US13559011
    • 2012-07-26
    • Thomas SchaubRocco PacielloMarek PazickyGiuseppe FachinettiDebora Preti
    • Thomas SchaubRocco PacielloMarek PazickyGiuseppe FachinettiDebora Preti
    • C07C231/10C07C67/36
    • C07C231/10C07C67/36C07C233/03C07C69/06
    • A process for preparing carboxylic acid derivatives of the formula H—(C═O)—R, R is OR1 or NR2R3, R1 is optionally substituted C1-C15-alkyl, C5-C10-cycloalkyl, C5-C10-heterocyclyl, C5-C10-aryl or C5-C10-heteroaryl, substituents are C1-C15-alkyl, C1-C6-alkoxy, C5-C10-cycloalkyl or C5-C10-aryl; R2 and R3 are independently hydrogen or optionally substituted C1-C15-alkyl, C5-C10 cycloalkyl, C5-C10-heterocyclyl, C5-C10-aryl or C5-C10-heteroaryl, substituents are selected from the group consisting of C1-C15-alkyl, C5-C10-cycloalkyl and C5-C10-aryl or R2 and R3 together with the nitrogen atom form a five- or six-membered ring which optionally comprises one or more heteroatoms selected from O, S and N and bearing the substituent R4, R4 is hydrogen or C1-C6-alkyl; by reacting a reaction mixture comprising carbon dioxide, hydrogen and an alcohol of the formula R1—OH or an amine of the formula NHR2R3 in the presence of a catalyst comprising gold at a pressure from 0.2 to 30 MPa and a temperature from 20 to 200° C. in a hydrogenation reactor.
    • 制备式H-(C = O)-R,R的羧酸衍生物的方法是OR 1或NR 2 R 3,R 1是任选取代的C 1 -C 15 - 烷基,C 5 -C 10 - 环烷基,C 5 -C 10 - 杂环基, C 10 - 芳基或C 5 -C 10 - 杂芳基,取代基是C 1 -C 15 - 烷基,C 1 -C 6 - 烷氧基,C 5 -C 10 - 环烷基或C 5 -C 10 - 芳基; R 2和R 3独立地为氢或任选取代的C 1 -C 15 - 烷基,C 5 -C 10环烷基,C 5 -C 10 - 杂环基,C 5 -C 10 - 芳基或C 5 -C 10 - 杂芳基,取代基选自C 1 -C 15 - 烷基,C 5 -C 10 - 环烷基和C 5 -C 10 - 芳基或R 2和R 3与氮原子一起形成五元或六元环,其任选地包含一个或多个选自O,S和N的杂原子并带有取代基R4 R4是氢或C1-C6-烷基; 在包含金的催化剂的存在下,在0.2〜30MPa的压力和20〜200℃的温度下,使包含二氧化碳,氢和式R 1 -OH的醇或式NHR 2 R 3的胺的反应混合物反应, C.在氢化反应器中。