1999
DOI: 10.1002/(sici)1521-3773(19991115)38:22<3386::aid-anie3386>3.0.co;2-w
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Nickel(0)-Catalyzed Three-Component Connection Reaction of Dimethylzinc, 1,3-Dienes, and Carbonyl Compounds

Abstract: Linear 1:1:1 coupling of dimethylzinc, 1,3-dienes, and carbonyl compounds in this order is facilitated by catalytic amounts of [Ni(acac)(2)] to give (E)-3-hexen-1-ols in good yields under mild conditions [Eq. (a)]. Increasing steric hindrance at the carbonyl group favors formation of the 1:2:1 adduct, and this is the sole product when the carbonyl compound is acetone. acac=acetylacetonate.

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Cited by 92 publications
(34 citation statements)
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“…In 1999, Tamaru and coworkers reported a nickel(0)‐catalyzed three‐component connection reaction of 1,3‐dienes with dimethylzinc reagent and aldehydes to provide homoallyl alcohols (Scheme 4). [ 49 ] The proposed mechanism involved an oxidative cyclization between nickel(0)‐diene complex and aldehyde as well as the sequential cross‐coupling with dimethylzinc reagent. Later on, the substrate scope of the electrophiles was extended to various ketones and imines to yield homoallylamines.…”
Section: Intermolecular Dicarbofunctionalization Of Alkenesmentioning
confidence: 99%
“…In 1999, Tamaru and coworkers reported a nickel(0)‐catalyzed three‐component connection reaction of 1,3‐dienes with dimethylzinc reagent and aldehydes to provide homoallyl alcohols (Scheme 4). [ 49 ] The proposed mechanism involved an oxidative cyclization between nickel(0)‐diene complex and aldehyde as well as the sequential cross‐coupling with dimethylzinc reagent. Later on, the substrate scope of the electrophiles was extended to various ketones and imines to yield homoallylamines.…”
Section: Intermolecular Dicarbofunctionalization Of Alkenesmentioning
confidence: 99%
“…found that nickel complexes could be used as catalysts in the transformation of 1,3‐butadienes. For example, 1,4‐dicarbofunctionalization with dimethylzinc and aldehydes mediated by [Ni(acac) 2 ] to give the corresponding allyl alcohols was reported in 1999 (Scheme ) . When aromatic aldehydes were used as an electrophile, the 1,4‐difunctionalized products were generated selectively, whereas dimerization and 1,8‐difunctionalized products could be produced to some extent with aliphatic aldehydes.…”
Section: Nickel Catalysismentioning
confidence: 99%
“…The methyl group of Me 2 Zn and an aldehyde add to a diene in 1,4-fashion and provide a homoallyl alcohol 5.27 in good yield (Eq. (5.12)) [44]. For example, benzaldehyde, 1,3-butadiene, and Me 2 Zn combine one with another linearly in this sequence in a 1:1:1 ratio to provide (E)-3-phenyl-3-hexen-1-ol 5.27 in quantitative yield.…”
Section: Allylation Of Aldehydes Promoted By Dimethylzinc Trimethybomentioning
confidence: 99%