๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Catalytic asymmetric aldol reaction: reaction of aldehydes with isocyanoacetate catalyzed by a chiral ferrocenylphosphine-gold(I) complex

โœ Scribed by Ito, Yoshihiko.; Sawamura, Masaya.; Hayashi, Tamio.


Book ID
120523122
Publisher
American Chemical Society
Year
1986
Tongue
English
Weight
286 KB
Volume
108
Category
Article
ISSN
0002-7863

No coin nor oath required. For personal study only.


๐Ÿ“œ SIMILAR VOLUMES


Asymmetric aldol reaction of ฮฑ-ketoester
โœ Yoshihiko Ito; Masaya Sawamura; Hitoshi Hamashima; Takashi Emura; Tamio Hayashi ๐Ÿ“‚ Article ๐Ÿ“… 1989 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 267 KB

summsry: Asymmetric aldol reaction of a-ketoesters (RCOCCCMe: R = Me, i-Bu, ph) with methyl isocyanoacetate or N,N-dimethyl-a-isocyanoacetamide in the presence of 1 molX of a chiral (arinoalkyl)ferrocenylphosphine-gold(I) catalyst proceeded with high enantioselectivity to give corresponding oxazolin

Asymmetric aldol reaction of ฮฑ-isocyanoa
โœ Yoshihiko Ito; Masaya Sawamura; Masaaki Kobayashi; Tamio Hayashi ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 237 KB

Aldol reaction of N,N-dialkyl-a-isocyanoacetamides with primary alkyl aldehydes in the presence of 0.5-l mol% OF a chiral (aminoalkyl)ferrocenylphosphine-gold(I) catalyst proceeded with high enantio-and diastereoselectivity to give trans-5-alkyl-2-oxazoline-4-carboxamides of up to 98.6% ee, which we

Asymmetric synthesis of threo- and eryth
โœ Yoshihiko Ito; Masaya Sawamura; Tamio Hayashi ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 131 KB

Asymmetric aldol reaction of methyl a-lsoryanoacetate with (&2-hexadecenal In the presence of 1 mol% of a choral (amlnoalkyl)ferrocenylphosphlne-gold(I) romplex gave optirally active trans-4-(methoxycarbonyl)-5-((E)-l-pentade~enyl)-2-oxazollne (93% ee) which was readily converted into Q-threo-and er