Zobrazeno 1 - 10
of 302
pro vyhledávání: '"Yoshinao Tamaru"'
Autor:
Masanari Kimura, Yoshinao Tamaru
Publikováno v:
Mini-Reviews in Organic Chemistry. 6:392-397
The combination of Pd catalyst and triethylborane induces allylic alcohols to undergo direct electrophilic allylation of soft nucleophiles. Similar conditions also accelerate nucleophilic allylations of aldehydes and aldimines to provide homoallyl al
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a339f2e7613f539cfcfec69263d89201
https://doi.org/10.2174/157019309789371631
https://doi.org/10.2174/157019309789371631
Autor:
Yoshinao Tamaru, Masanari Kimura
Publikováno v:
Pure and Applied Chemistry. 80(5):979-991
Pd-Et3B catalytic system promotes the generation of allyl cations, allyl anions, and zwitterionic trimethylenemethane species from the corresponding allylic alcohols. Allyl cations react with a wide variety of nucleophiles, e.g., amines, active methy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b2034857b4e096d03f6cdcf5281b38e0
http://hdl.handle.net/10069/18700
http://hdl.handle.net/10069/18700
Publikováno v:
Synthesis. 2006:3611-3616
The combination of a catalytic amount of Pd(0) species and triethylborane promotes the C-allylation of benzene polyols and naphthols at room temperature to 50 °C by the direct use of a variety of allylic alcohols; Exhaustive allylation of 1,3-benzen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c4bf90a5455ae04eebeac8b3aa413c3
https://doi.org/10.1055/s-2006-950220
https://doi.org/10.1055/s-2006-950220
Publikováno v:
Tetrahedron. 62:7512-7520
Ni(acac) 2 catalyzes the four-component connection reaction of diphenylzinc, isoprene, aromatic aldehydes, and aromatic amines in this order and provides stereochemically homogeneous ( E )-1-arylamino-1-aryl-3-methyl-5-phenyl-3-pentenes ( 1 ) in exce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::057838404f2a9ce9e23c095bab69c8e4
https://doi.org/10.1016/j.tet.2006.03.116
https://doi.org/10.1016/j.tet.2006.03.116
Publikováno v:
Journal of the American Chemical Society. 128:8559-8568
Ni(acac)(2) catalyzes homoallylation of aldehydes with 1,3-dienes in the presence of triethylborane. Triethylborane serves as a reducing agent delivering a formal hydride to the C2 position of 1,3-dienes, thus generating a formal homoallyl anion spec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e0d23bfb5abc91f809861e0f47177f2d
https://doi.org/10.1021/ja0608904
https://doi.org/10.1021/ja0608904
Publikováno v:
Liebigs Annalen. 1996:223-234
The iodoetherification of N-substituted 3-amino-4-penten-1-ol (1) [I2 and NaHCO3 (2 equivalents each) in ether/H2O at 0°C], providin the mixtures of N-substituted cis- and trans- 3-amino-2-iodomethyltetrahydrofurans (9), displayed diastereoselectivi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::235787d5439c51605d57bd4f3ba12499
https://doi.org/10.1002/jlac.199619960212
https://doi.org/10.1002/jlac.199619960212
Publikováno v:
Journal of the American Chemical Society. 127:201-209
In the presence of 10 mol % of Ni(acac)(2), four components comprising Me(2)Zn, alkynes, 1,3-butadiene, and carbonyl compounds combine in this order in 1:1:1:1 ratio to furnish (3E,6Z)-octadien-1-ols 1 in good yields. Similarly, the coupling reaction
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3dac4b83af694a5b8f1762fe4ad62119
https://doi.org/10.1021/ja0469030
https://doi.org/10.1021/ja0469030
Publikováno v:
Organic Syntheses
Benzaldehyde 1,3-Dienes Nickel(II) acetylacetonate Triethylborane Diethylzinc 1-(2-Cyclohexenyl)-1-phenylmethanol Keywords: Nickel-catalyst; Homoallylation; Aldehydes; 1,3-Dienes; Carbonyls; Conjugated dienes; PhCHO; 1,3-Cyclohexadiene; Formal synthe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ee99acab116996ff47dfc34593e5470e
https://doi.org/10.1002/0471264229.os090.10
https://doi.org/10.1002/0471264229.os090.10
Publikováno v:
Tetrahedron Letters. 42:3113-3116
Triethylborane promotes the Pd-catalyzed selective C-diallylation of o-hydroxyacetophenone and C-monoallylation of o-hydroxypropiophenone with a variety of ally alcohols. The reaction proceeds smoothly at 25–50°C and provides the allylation produc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25a1ad5178ceca27fd9d80e86b56ff7d
https://doi.org/10.1016/s0040-4039(01)00381-1
https://doi.org/10.1016/s0040-4039(01)00381-1
Publikováno v:
Scopus-Elsevier
In the presence of Ni(acac) 2 (0.1 equiv.), the three components of trimethylborane, isoprene, and aromatic and aliphatic aldehydes combine to produce 1-substituted 3-methyl-3-hexenols ( 3 ) in good yield and with high regio- and stereoselectivity (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c8b41bc64e5c0b09700519a9883086d
https://doi.org/10.1016/s0040-4039(00)01079-0
https://doi.org/10.1016/s0040-4039(00)01079-0