19185-47-8Relevant academic research and scientific papers
Preferential formation of cis-4,5-dihydrooxazole derivatives via photoinduced electron transfer-initiated cyclization of N-acyl-α-dehydroarylalanine alkyl esters
Maekawa, Kei,Hishikawa, Norikazu,Kubo, Kanji,Igarashi, Tetsutaro,Sakurai, Tadamitsu
, p. 11267 - 11281 (2008/03/12)
The alkyl, aryl, and acyl substituent effects on the photoinduced electron transfer-initiated cyclization reaction of the title compounds (1) were investigated in polar solvents from mechanistic and synthetic points of view. The irradiation of (Z)-1 in me
ASYMMETRIC SYNTHESIS OF β-HYDROXY-α-ALKYLAMINO ACIDS BY ASYMMETRIC ALDOL REACTION OF α-ISOCYANOCARBOXYLATES CATALYZED BY CHIRAL FERROCENYLPHOSPHINE-GOLD(I) COMPLEXES
Ito, Yoshihiko,Sawamura, Masaya,Shirakawa, Eiji,Hayashizaki, Keiichi,Hayashi, Tamio
, p. 5253 - 5262 (2007/10/02)
Aldol reaction of methyl α-isocyanocarboxylates (CNCH(R)COOMe: R = H, Me, Et, i-Pr) with benzaldehyde or acetaldehyde in the presence of 0.5-1.0 molpercent of a chiral (aminoalkyl)ferrocenylphosphine-gold(I) complex gave optically active 4-methoxycarbonyl
ASYMMETRIC ALDOL REACTION OF AN ISOCYANOACETATE WITH ALDEHYDES CATALYZED BY CHIRAL FERROCENYLPHOSPHINE-GOLD(I) COMPLEXES: DESIGN AND PREPARATION OF NEW EFFICIENT FERROCENYLPHOSPHINE LIGANDS
Ito, Yoshihiko,Sawamura, Masaya,Hayashi, Tamio
, p. 6215 - 6218 (2007/10/02)
An optically active ferrocenylphosphine ligand containing 2-(morpholino)ethylamino or 2-(piperidino)ethylamino group on the ferrocene side chain was effective for the goldcatalyzed aldol reaction of methyl isocyanoacetate with aldehydes to give optically active 4-methoxycarbonyl-5-alkyl-2-oxazolines (up to 96 percent ee) with high enantio- and diastereoselectivity in a quantitative yield.
