Synthesis of new heterocycles through a cation-driven tandem ring-enlargement-annulation reaction

被引：20

作者：

Bernard, AM ^{[1
]}

Cadoni, E ^{[1
]}

Frongia, A ^{[1
]}

Piras, PP ^{[1
]}

Secci, F ^{[1
]}

机构：

[1] Univ Cagliari, Dipartimento Sci Chim, I-09042 Cagliari, Italy

来源：

ORGANIC LETTERS | 2002年 / 4卷 / 15期

关键词：

D O I：

10.1021/ol026199x

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

[GRAPHICS] The thionium ion, generated through a cyclopropylcarbinyl-cyclobutyl ring expansion, is, for the first time, intramolecularly intercepted by activated aromatic rings to generate new versatile 2a-methyl-8b-(phenylsulfanyl-1,2a,3,8b-tetrahydro-2H-cyclobuta[c]chromenes.

引用

页码：2565 / 2567

页数：3

共 35 条

[31] Synthesis of 5-methylindole-4,7-quinone through a new construction of the functionalized indole ring based on the allene-mediated electrocyclic reaction involving the pyrrole [b]-bond
Hirayama, M
Choshi, T
Kumemura, T
Tohyama, S
Nobuhiro, J
Hibino, S
HETEROCYCLES, 2004, 63 (08) : 1765 - +
[32] Iron species supported on a mesoporous zirconium metal-organic framework for visible light driven synthesis of quinazolin-4(3H)-ones through one-pot three-step tandem reaction
Ghaleno, Mandiyeh Rashki
Ghaffari-Moghaddam, Mansour
Khajeh, Mostafa
Oveisi, Ali Reza
Bohlooli, Mousa
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 2019, 535 : 214 - 226
[33] A novel synthesis of the pyrazolo[1,5-a]quinoline ring system. New N1-C2 bridged DNA gyrase inhibitors via a novel tandem 1,4-conjugate addition-Michael [3+2] annulation process
Tetrahedron, 52 (25):
[34] A novel synthesis of the pyrazolo[1,5-alpha]quinoline ring system. New N1-C2 bridged DNA gyrase inhibitors via a novel tandem 1,4-conjugate addition-Michael [3+2] annulation process
Barrett, D
Sasaki, H
Kinoshita, T
Fujikawa, A
Sakane, K
TETRAHEDRON, 1996, 52 (25) : 8471 - 8488
[35] Synthesis of 5-methylindole-4,7-quinone through a new construction of the functionalized indole ring based on the allene-mediated electrocyclic reaction involving the pyrrole [b]-bond (vol 63, pg 1765, 2004)
Hirayama, M
Choshi, T
Kumemura, T
Tohyama, S
Nobuhiro, J
Hibino, S
HETEROCYCLES, 2004, 63 (09) : 2197 - 2197

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