LEWIS ACID-INDUCED HETERO-DIELS-ALDER REACTION OF CONJUGATED CARBODIIMIDES

被引：18

作者：

SAITO, T

OHKUBO, T

MARUYAMA, K

KUBOKI, H

MOTOKI, S

机构：

来源：

CHEMISTRY LETTERS | 1993年 / 07期

关键词：

D O I：

10.1246/cl.1993.1127

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

In the presence of a Lewis acid conjugated carbodiimides smoothly react as 2-azadienes with various dienophiles such as acetylenic compound, enamine, vinyl ether, and aldehyde under mild reaction conditions to give good yields of nitrogen heterocycles as cycloadducts.

引用

收藏

页码：1127 / 1130

页数：4

相关论文

共 13 条

[1]

EGUCHI S, 1993, YUKI GOSEI KAGAKU KY, V51, P203

[2]

EGUCHI S, 1993, ORG PREP PROCED INT, V24, P204

[3] RECENT ADVANCES IN THE STAUDINGER REACTION [J].

GOLOLOBOV, YG ;

KASUKHIN, LF .

TETRAHEDRON, 1992, 48 (08) :1353-1406

[4] NOVEL SYNTHESIS OF NITROGEN-HETEROCYCLES BY USING N-VINYLIMINOPHOSPHORANES [J].

IINO, Y ;

NITTA, M .

JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN, 1990, 48 (07) :681-692

[5]

MOLINA P, 1991, SYNTHESIS-STUTTGART, P21

[6] DOMINO REACTIONS - ONE-POT PREPARATION OF FLUORENO[2,3,4-IJ]ISOQUINOLINE DERIVATIVES FROM CONJUGATED KETENE IMINES [J].

MOLINA, P ;

ALAJARIN, M ;

VIDAL, A ;

FENAUDUPONT, J ;

DECLERQ, JP .

JOURNAL OF ORGANIC CHEMISTRY, 1991, 56 (12) :4008-4016

[7] ONE-POT PREPARATION OF RIGID BICYCLIC GUANIDINES FROM BIS(IMINOPHOSPHORANES) BY A CONSECUTIVE 5-STEP PROCESS [J].

MOLINA, P ;

ALAJARIN, M ;

VIDAL, A .

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1992, (04) :295-296

[8] FUSED PYRIMIDINES BY A TANDEM AZA-WITTIG ELECTROCYCLIC RING-CLOSURE STRATEGY - SYNTHESIS OF PYRAZOLO[3,4-D]PYRIMIDINE, [1,2,3]TRIAZOLO[4,5-D]PYRIMIDINE, AND THIAZOLO[4,5-D]PYRIMIDINE DERIVATIVES [J].

MOLINA, P ;

ARQUES, A ;

VINADER, MV ;

BECHER, J ;

BRONDUM, K .

JOURNAL OF ORGANIC CHEMISTRY, 1988, 53 (20) :4654-4663

[9] HETEROCYCLIZATION REACTIONS OF CONJUGATED HETEROCUMULENES - SYNTHESIS OF PYRIDINE-DERIVATIVES BY A TANDEM AZA WITTIG ELECTROCYCLIZATION STRATEGY [J].

MOLINA, P ;

ARQUES, A ;

FRESNEDA, PM ;

VINADER, MV ;

FOCESFOCES, MD ;

CANO, FH .

CHEMISCHE BERICHTE, 1989, 122 (02) :307-313

[10] ON THE REACTION OF (VINYLIMINO)PHOSPHORANES .17. PREPARATION OF N-VINYLCARBODIIMIDES AND THEIR [4+2] CYCLOADDITION WITH SEVERAL DIENOPHILES TO GIVE PYRIDINE RING-SYSTEM [J].

NITTA, M ;

SOEDA, H ;

KOYAMA, S ;

IINO, Y .

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 1991, 64 (04) :1325-1331