EP0131936A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Catalytically active composition for coupling aryl and heteroaryl mono chlorides
Assignee: BP Corp North America Inc
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Filing: 1979-10-29
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Granted: —
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Expires: 1999-10-29
Abstract
Abstract A catalytically active composition for use in the coupling of aryl and heteroaryl mono chlorides, comprising an anhydrous nickel compound and at least a ligand, a metal selected from magnesium and/or manganese and a promotor, said catalytically active composition being prepared in situ from the components.
Inventors
- 👤 Ismael Colon
- 👤 Louis Michael Maresca
- 👤 George Thomas Kwiatkowski
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-06 18:14
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/22; B; B01; B01J; B01J31/00; B01J31/16; B01J31/18; B01J31/1805; B01J31/181; B01J31/1815; B01J31/24; B01J31/2404; B01J31/26; C07C; C07C1/00; C07C1/26; C07C209/00; C07C209/68; C07C41/00; C07C41/01; C07C41/18; C07C41/30; C07C43/00; C07C43/02; C07C43/20; C07C43/205; C07C43/2055; C07C45/00; C07C45/61; C07C45/67; C07C45/68; C07C45/72; B01J2231/00; B01J2231/40; B01J2231/42; B01J2231/4205; B01J23/00; B01J23/02; B01J23/06; B01J23/16; B01J23/32; B01J23/34; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/847; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/10; C07C2527/128; C07C2531/00; C07C2531/16; C07C2531/24; C07C2531/26; C07C2531/28; C07C2531/30
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
152 words
A catalytically active composition for use in the coupling of aryl and heteroaryl mono chlorides according to the process of EP-A-0012 201 comprising an anhydrous nickel compound and at least one ligand selected form the group consisting of a triaryl phosphine having 6 to 14 carbon atoms in each aryl moiety and an aromatic bidentate compound containing at least one ring nitrogen atom and 5 to 30 carbon atoms, a metal selected from magnesium and/or manganese, and a promotor selected from alkali, alkaline earth, zinc, magnesium, manganese, and aluminum halides, sulfates or phosphates, wherein the amount of ligand is 0.1 to 100 moles per gram atom of nickel and the amount of magnesium or manganese is at least 1 gram atom per gram atom of nickel and the amount of promotor is at least 0.1 moles per gram atom of nickel, said catalytically active composition being prepared in situ from the components.
Claim 2
Dependent Claim
152 words
A catalytically active composition for use in the coupling of aryl and heteroaryl mono chlorides according to the process of EP-A-0012 201 comprising an anhydrous nickel compound and at least one ligand selected form the group consisting of a triaryl phosphine having 6 to 14 carbon atoms in each aryl moiety and an aromatic bidentate compound containing at least one ring nitrogen atom and 5 to 30 carbon atoms, a metal selected from magnesium and/or manganese, and a promotor selected from alkali, alkaline earth, zinc, magnesium, manganese, and aluminum halides, sulfates or phosphates, wherein the amount of ligand is 0.1 to 100 moles per gram atom of nickel and the amount of magnesium or manganese is at least 1 gram atom per gram atom of nickel and the amount of promotor is at least 0.1 moles per gram atom of nickel, said catalytically active composition being prepared in situ from the components.
Claim 3
Dependent Claim
27 words
A catalytically active composition as claimed in claim 1 wherein the reducing metal is a finely divided powder having a particle size of 0,833 mm or finer.
Claim 4
Dependent Claim
18 words
A catalytically active composition as claimed in claim 1 or 2 wherein the nickel compound is nickel chloride.
Claim 5
Dependent Claim
25 words
A catalytically active composition as claimed in any of claims 1 to 3 wherein the ligand is triphenyl phosphine, 2,2'-bipyridine or a mixture of both.
Claim 6
Dependent Claim
25 words
A catalytically active composition as claimed in any one of claims 1 to 4 wherein the promoter is an alkali metal iodide, bromide or chloride.
References Cited (Backward Citations)
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