✦ LIBER ✦

Novel [3+2] and [3+3] 4-quinolone annulations by tandem Claisen-Cope amidoalkylation reaction

✍ Scribed by Newhouse, Bradley J.; Bordner, Jon; Augeri, David J.; Litts, Christopher S.; Kleinman, Edward F.

Book ID: 127392341
Publisher: American Chemical Society
Year: 1992
Tongue: English
Weight: 631 KB
Volume: 57
Category: Article
ISSN: 0022-3263
DOI: 10.1021/jo00051a061

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

1-Alkyl-2,3-dihydro-4(1H)-quinolinones b

1-Alkyl-2,3-dihydro-4(1H)-quinolinones by a tandem Michael-SNAr annulation reaction

✍ Richard A. Bunce; Takahiro Nago 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 110 KB 👁 1 views

## Abstract magnified image A tandem Michael‐S~N~Ar annulation reaction has been developed for the synthesis of 1‐alkyl‐2,3‐dihydro‐4(1__H__)‐quinolinones. Success in the reaction followed expected electronic effects for the final S~N~Ar ring closure. Treatment of doubly activated 1‐(2‐fluoro‐5‐ni

Synthesis of Tricyclic Furans by a Novel

Synthesis of Tricyclic Furans by a Novel Tandem Reaction: Intramolecular [3 + 2]- Hetero-Annulation of Allylsilanes with Cyclic 1,3-Diketones 1

✍ Schinzer, Dieter; Panke, Gerhard 📂 Article 📅 1996 🏛 American Chemical Society 🌐 English ⚖ 113 KB

ChemInform Abstract: Synthesis of Tricyc

ChemInform Abstract: Synthesis of Tricyclic Furans by a Novel Tandem Reaction: Intramolecular (3 + 2)-Hetero-Annulation of Allylsilanes with Cyclic 1, 3-Diketones.

✍ D. SCHINZER; G. PANKE 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 35 KB

ChemInform Abstract: 1-Alkyl-2,3-dihydro

ChemInform Abstract: 1-Alkyl-2,3-dihydro-4(1H)-quinolinones by a Tandem Michael-SNAr Annulation Reaction.

✍ Richard A. Bunce; Takahiro Nago 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 36 KB

Bi(OTf)3-catalyzed solvent-free synthesi

Bi(OTf)3-catalyzed solvent-free synthesis of pyrano[3,2-c]coumarins through a tandem addition/annulation reaction between chalcones and 4-hydroxycoumarins

✍ Gohain, Mukut; van Tonder, Johannes H.; Bezuidenhoudt, Barend C.B. 📂 Article 📅 2013 🏛 Elsevier Science 🌐 French ⚖ 520 KB

(±)-2-alkyl-1,2,3,4-tetrahydroquinoline-

(±)-2-alkyl-1,2,3,4-tetrahydroquinoline-3-carboxylic esters by a catalyst and pressure dependent tandem reduction-reductive amination reaction

✍ Richard A. Bunce; Takahiro Nago; Nathan Sonobe 📂 Article 📅 2007 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 471 KB

## Abstract magnified image A series of 2‐(2‐nitrobenzyl)‐substituted β‐keto ester derivatives has been subjected to reductive cyclization under catalytic hydrogenation conditions. The reactions were found to be highly dependent on the catalyst and hydrogen pressure used. Hydrogenation over 5% pal