A new strategy for the synthesis of chromans and chromenes

被引：12

作者：

Knight, DW ^{[1
]}

Little, PB ^{[1
]}

机构：

[1] Cardiff Univ, Dept Chem, Cardiff CF1 3TB, S Glam, Wales

来源：

TETRAHEDRON LETTERS | 1998年 / 39卷 / 28期

关键词：

arynes; trapping reactions; chromans; Sonogashira;

D O I：

10.1016/S0040-4039(98)00937-X

中图分类号：

O62 [有机化学];

学科分类号：

070303 [有机化学]; 081704 [应用化学];

摘要：

Sonogashira coupling of 7-iodobenzotriazole derivative 9 with propargylic alcohols followed by alkyne reduction leads to alkanols 11 or alkanols 12 which cyclize upon benzyne generation to give the iodo-chromanes 14 and iodo-chromenes 16. (C) 1998 Elsevier Science Ltd. All rights reserved.

引用

页码：5105 / 5108

页数：4

共 18 条

[1]

[Anonymous], [No title captured]

[2]

A ROUTE TO ORTHO-SUBSTITUTED BENZYNE PRECURSORS BY DEPROTONATION OF 7-METHYL-1-AMINOBENZOTRIAZOLE DERIVATIVES [J].

BIRKETT, MA ;

KNIGHT, DW ;

MITCHELL, MB .

TETRAHEDRON LETTERS, 1993, 34 (43) :6935-6938

[3]

BIRKETT MA, 1994, SYNLETT, P253

[4]

A NEW APPROACH TO DIHYDROBENZOFURANS BY INTRAMOLECULAR TRAPPING OF BENZYNES BY HYDROXYL FUNCTIONS [J].

BIRKETT, MA ;

KNIGHT, DW ;

MITCHELL, MB .

TETRAHEDRON LETTERS, 1993, 34 (43) :6939-6940

[5]

REACTIVE INTERMEDIATES .I. SYNTHESIS AND OXIDATION OF 1- AND 2-AMINOBENZOTRIAZOLE [J].

CAMPBELL, CD ;

REES, CW .

JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC, 1969, (05) :742-&

[6]

REACTIVE INTERMEDIATES .2. SOME ADDITION REACTIONS OF BENZYME [J].

CAMPBELL, CD ;

REES, CW .

JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC, 1969, (05) :748-&

[7]

REACTIVE INTERMEDIATES .3. OXIDATION OF 1-AMINOBENZOTRIAZOLE WITH OXIDANTS OTHER THAN LEAD TETRA-ACETATE [J].

CAMPBELL, CD ;

REES, CW .

JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC, 1969, (05) :752-&

[8]

THE USE OF RIEKE ZINC METAL IN THE SELECTIVE REDUCTION OF ALKYNES [J].

CHOU, WN ;

CLARK, DL ;

WHITE, JB .

TETRAHEDRON LETTERS, 1991, 32 (03) :299-302

[9]

SYNTHESIS OF 1,5-DIAMINO-1,5-DIHYDROBENZO[1,2-D-4,5-D']BISTRIAZOLE (DABT) AND ITS USE AS A 1,4-BENZADIYNE EQUIVALENT [J].

HART, H ;

OK, D .

JOURNAL OF ORGANIC CHEMISTRY, 1986, 51 (07) :979-986

[10]

Kessar S.V., 1991, COMPREHENSIVE ORGANI, V4, P483

← 1 2 →