Journal ArticleDOI
Properties and cage lactone synthesis of diels-alder adducts from 2-pyrones
TLDR
In this paper, new cage lactones were synthesized by photocyclization of tricyclodienolactones 1a, 1b, 2 which were available from the Diels-Alder reactions of 2-pyrones with p-benzoquinones or norbornadiene.About:
This article is published in Journal of Heterocyclic Chemistry.The article was published on 1992-07-01. It has received 6 citations till now. The article focuses on the topics: Norbornadiene & Lactone.read more
Citations
More filters
Journal ArticleDOI
A concise total synthesis of (+)-scholarisine A empowered by a unique C-H arylation.
Myles W. Smith,Scott A. Snyder +1 more
TL;DR: The structurally unique akuammiline alkaloid (+)-scholarisine A was synthesized in 14 steps from a known enone through a route empowered by a unique C-H arylation reaction to forge its polycyclic core.
Reference EntryDOI
The Retro–Diels–Alder Reaction Part II. Dienophiles with One or More Heteroatom
TL;DR: A review of the dienophile generated by a retro-Diels-Alder (rDA) reaction can be found in this article, where the main focus is on dienophiles.
Journal ArticleDOI
Organocatalytic Enantioselective Cross‐Vinylogous Rauhut–Currier Reaction of Methyl Coumalate with Enals
Qiwen Liu,Liansuo Zu,Liansuo Zu +2 more
TL;DR: The organocatalytic enantioselective intermolecular cross-vinylogous Rauhut-Currier (RC) reaction of methyl coumalate with α,β-unsaturated aldehydes is reported, and the enals are activated by iminium catalysis to serve as the Michael acceptors and methyl cou malate is used as an activated diene to generate a latent enolate.
Book ChapterDOI
Cycloadditions and reactions of oxa-aromatics with nucleophiles
Katsuo Ohkata,Kin-ya Akiba +1 more
Journal ArticleDOI
Preparation of Sterically Congested Compounds: 6,7-Di-t-butyl-1,4-naphthoquinone, 2,3,6,7-Tetra-t-butylanthraquinone, and 2,3,6,7-Tetra-t-butylanthracene
TL;DR: Sterically congested compounds, such as 6,7-di-t-butyl-1,4-naphthoquinone, 2,3,6,7,tetra-to-butylanthraquinone and 2, 3, 6, 7, 7-tetrasetra, t-butylonthracene, were synthesized via a Diels-Alder reaction as discussed by the authors.
References
More filters
Journal ArticleDOI
Synthesis of 5,5,9,9-tetranitropentacyclo[5.3.0.02,6.03,10.04,8]decane
TL;DR: Synthese du compose du titre via la bis-bromo-1,3 cubane dione-6,9 a partir de la cyclopentanone.
Journal ArticleDOI
Diels-Alder reaction of methyl coumalate with 1,3-dienes
TL;DR: In this paper, the first example of the reaction of a 2-pyrone as a dienophile was given, resulting from the addition reaction in which cyclopentadiene acted as a Dienophile.
Journal ArticleDOI
The role of through-bond interaction in thermal behavior of cage molecules.
Journal ArticleDOI
2-ピロン類とp-ベンゾキノン類とのDiels-Alder反応
TL;DR: 2-ピロン類の場合は60～110℃ および溶媒の極性に関係なくDA付加物は単離できず,1,4-ナフトキノanあるいはアントラキノン誘導体が得られた。
Journal ArticleDOI
Synthesis and [2+2]-cycloreversion of cage ketones
Yoshiro Yamashita,Toshio Mukai +1 more
TL;DR: In this paper, a series of pentacyclic cage ketones 2b-d having no substituent was synthesized by the photochemical [2+2]-cycloaddition reaction of corresponding tricyclic dienones.
Related Papers (5)
Studies on the effects of substituents on rate enhancements in intramolecular diels-alder reactions: Reasons for the gem-dimethyl effect
Michael E. Jung,Jacquelyn Gervay +1 more