It is well known that a variety of organic halides react with low-vale& transition metal complexes with concomitant metal-carbon bond formation 1) . Previously we have reported the reaction of potassium hexacyanodinickelate(1) (A)
The reaction of potassium hexacyanodinickelate(I) with organic halides in the presence of carbon monoxide
β Scribed by Isao Hashimoto; Membo Ryang; Shigeru Tsutsumi
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- French
- Weight
- 180 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0040-4039
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β¦ Synopsis
Several organo-transition metal complexes were previously prepared in aqueous solution ; Q., CR-Cr(H20)512+ (1) , CR-COALS-(R = alkyl, aryl) (2) and a series of Vitamin B12 (alkyl cobalamine) model compounds with tetradentate ligand systems (2). Carbon monoxide (CO) insertion reactions into the carbon-metal bond of alml (or aryl)-transition metal complexes in aprotic solvents are well known (4). It has, however, been reported that pentacyanobenzylcobaltate [C6H5CH2-Co(CN)513shows no immediate reaction with CO (&) and no reports have yet
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During the course of our studies (1) with d7 transition metal complexes and acetylenic compounds, the reactions of potassium hexacyanodinickelate(I), &Niz(CN)e, (2) were investigated. We now wish to report that aqueous solutions of &Ni2(CN)e will oligomerize disubstituted acetylenic compounds at atm
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