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Palladium-catalyzed NHC ligand-controlled regiodivergent allyl-fluoroallyl cross-couplings
被引:0
|作者:
Ma, Yangyang
[1
]
Xu, Boxia
[2
]
Zhang, Hua
[3
]
Li, Zhiping
[2
]
机构:
[1] Pingdingshan Univ, Coll Chem & Chem Engn, Pingdingshan 467000, Henan, Peoples R China
[2] Renmin Univ China, Sch Chem & Life Resources, Key Lab Adv Light Convers Mat & Biophoton, Beijing 100872, Peoples R China
[3] Pingdingshan Univ, Coll Med, Pingdingshan 467000, Henan, Peoples R China
来源:
关键词:
BOND FORMATION;
INNER-SPHERE;
FLUORINE;
CYCLOPROPANES;
ELIMINATION;
PHOSPHATES;
MECHANISM;
D O I:
10.1039/d4qo01800a
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
The palladium-catalyzed cross-coupling of (E)-2-fluoroallyl carbonates and allylboronates is reported. The regioselectivity is susceptive to the steric requirements of the NHC ligand, with small IMes favoring linear fluorinated 1,5-dienes, while IPrBIDEA featuring sterically-congested character benefits branched products. Control experiments revealed that either 2-fluoroallyl carbonates or gem-F2CPs could undergo allylation with excellent regioselectivity, yet the former showed somewhat lower branched reactivity.
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页码:760 / 765
页数:6
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