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    • 6. 发明申请
    • PROCESS FOR PREPARING 2-AMINO-5-CYANOBENZOIC ACID DERIVATIVES
    • 制备2-氨基-5-氰基苯甲酸衍生物的方法
    • WO2008082502A3
    • 2008-10-16
    • PCT/US2007025800
    • 2007-12-18
    • DU PONTANNIS GARY DAVIDBRUENING JOERGCURRIE MARTIN JAMESDUMAS DONALD JOSEPHSHAPIRO RAFAEL
    • ANNIS GARY DAVIDBRUENING JOERGCURRIE MARTIN JAMESDUMAS DONALD JOSEPHSHAPIRO RAFAEL
    • C07C231/12C07C233/65C07C253/14C07C255/58C07D401/04
    • C07C253/14C07C231/12C07C233/65C07C255/58
    • Disclosed is a method for preparing a compound of Formula (1) comprising contacting a compound of Formula (2) with a metal cyanide reagent, a copper (I) salt reagent, an iodide salt reagent and at least one compound of Formula (3): wherein R 1 is NHR 3 or OR 4 ; R 2 is CH 3 or Cl; R 3 is H, C 1 -C 4 alkyl, cyclopropyl, cyclopropylcyclopropyl, cyclopropylmethyl or methylcyclopropyl; R 4 is H or C 1 -C 4 alkyl; Y is Br or Cl; X is NR 13 or O; n is 0 or 1; and R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 and R 13 are as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula (2) wherein Y is Br and R 1 is NHR 3 comprising introducing a gas containing bromine into a liquid containing a compound of Formula (4), and further disclosed is a method for preparing a compound of Formula (5) wherein R 14 , R 15 , R 16 and Z are as defined in the disclosure using a compound of Formula (1) characterized by preparing the compound of Formula (1) by the method disclosed above.
    • 公开了用于制备式(1)化合物的方法,其包括使式(2)化合物与金属氰化物试剂,铜(I)盐试剂,碘化物盐试剂和至少一种式(3)化合物接触, :其中R SUB1是NHR SUB3或OR SUB4。 R 2 是CH 3 或CI; R 3是H,C 1 -C 4烷基,环丙基,环丙基环丙基,环丙基甲基或甲基环丙基; R 4是H或C 1 -C 4烷基; Y是Br或Cl; X是NR 13或O; n是0或1; 和R SUB 5,R SUB 6,R SUB 7,R SUB 8,R SUB 9,SUB 9, ,R 10,R 11,R 12,R 13和R 13如本发明中所定义。 还公开了制备式(2)化合物的方法,其中Y是Br并且R 1是NHR 3,包括将含溴气体引入含有化合物 (4)所示的化合物,并进一步公开了用于制备其中R 14,R 15,R 16,SUB, 和Z如本公开中所定义,使用式(1)化合物,其特征在于通过上述公开的方法制备式(1)化合物。