Title:
芳香族またはヘテロ芳香族ニトリルを触媒的に調製するための方法
Document Type and Number:
Japanese Patent JP5235366
Kind Code:
B2
Abstract:
Preparation of optionally substituted aromatic or heteroaromatic nitriles (I) by conversion of corresponding halides (or sulfonates) (II) is carried out in presence of (A) copper compounds and (B) monodentate, 5- or 6-membered heteroaromatic amines containing 1-3 nitrogen atoms, using (C) potassium hexacyanoferrate (II) or potassium hexacyanoferrate (III) as cyanide donor. Catalytic preparation of nitriles of formula Ar-CN (I) by conversion of corresponding halides or sulfonates of formula Ar-X (II) is carried out in presence of (A) copper compounds and (B) monodentate, 5- or 6-membered heteroaromatic amines containing 1-3 nitrogen atoms, using (C) potassium hexacyanoferrate (II) or potassium hexacyanoferrate (III) as cyanide donor. X : Cl, Br, I or sulfonate; Ar : optionally substituted aromatic or heteroaromatic residue.
Inventors:
Nicolaus Mueller
Wolfgang Megellein
Matthias Beller
Thomas Shalina
Alexander Tzapf
Wolfgang Megellein
Matthias Beller
Thomas Shalina
Alexander Tzapf
Application Number:
JP2007234347A
Publication Date:
July 10, 2013
Filing Date:
September 10, 2007
Export Citation:
Assignee:
Saltigo Gamebecher
International Classes:
C07C253/14; C07C255/50; C07D209/08; C07D213/84; C07D213/85; C07D239/28; C07D277/20; C07D277/56; C07D307/56; C07B61/00
Domestic Patent References:
| JP2000344732A | ||||
| JP55120549A |
Foreign References:
| DE102005009517A1 |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro