Long-lived glycosyl-chromium(III) complex intermediates in aqueous medium. Preparation of pyranoid glycals

被引：24

作者：

Kovacs, G

Gyarmati, J

Somsak, L

Micskei, K

机构：

[1] LAJOS KOSSUTH UNIV,DEPT INORGAN & ANALYT CHEM,H-4010 DEBRECEN 10,HUNGARY

[2] LAJOS KOSSUTH UNIV,DEPT ORGAN CHEM,H-4010 DEBRECEN 10,HUNGARY

来源：

TETRAHEDRON LETTERS | 1996年 / 37卷 / 08期

基金：

匈牙利科学研究基金会;

关键词：

D O I：

10.1016/0040-4039(95)02377-1

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Acetylated glycosyl-chromium(III)L (L=EDTA, NT4 IDA) complex intermediates (1) were detected in aqueous medium, with half-life-times of 30-300 minutes. The decay of these intermediates led to glycals (7-9) of high purity in preparatively usable 70-90% yields.

引用

页码：1293 / 1296

页数：4

共 32 条

[11] TRANSITION METAL-PROMOTED FREE-RADICAL REACTIONS IN ORGANIC-SYNTHESIS - THE FORMATION OF CARBON-CARBON BONDS [J].

IQBAL, J ;

BHATIA, B ;

NAYYAR, NK .

CHEMICAL REVIEWS, 1994, 94 (02) :519-564

[12]

JARAMILLO C, 1994, SYNTHESIS, V1

[13] FACILE REDUCTION OF ALKYL HALIDES WITH CHROMIUM(2) COMPLEXES . ALKYLCHROMIUM SPECIES AS INTERMEDIATES [J].

KOCHI, JK ;

MOCADLO, PE .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1966, 88 (17) :4094-&

[14] MECHANISM OF REDUCTION OF ALKYL HALIDES BY CHROMIUM(II) COMPLEXES . ALKYLCHROMIUM SPECIES AS INTERMEDIATES [J].

KOCHI, JK ;

POWERS, JW .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1970, 92 (01) :137-+

[15] ALKENES FROM HALIDES AND EPOXIDES BY REDUCTIVE ELIMINATIONS WITH CR2 COMPLEXES [J].

KOCHI, JK ;

SINGLETON, DM ;

ANDREWS, LJ .

TETRAHEDRON, 1968, 24 (08) :3503-+

[16] STEREOCHEMISTRY OF REDUCTIVE ELIMINATION BY CHROMIUM(2) COMPLEXES [J].

KOCHI, JK ;

SINGLETO.DM .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1968, 90 (06) :1582-&

[17] REDUCTION OF ORGANIC HALIDES BY CHROMIUM(2) . MECHANISM OF FORMATION OF BENZYLCHROMIUM ION [J].

KOCHI, JK ;

DAVIS, DD .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1964, 86 (23) :5264-&

[18]

KOCHI JK, 1964, J AM CHEM SOC, V87, P853

[19]

Lesimple P, 1994, Bioorg Med Chem, V2, P1319, DOI 10.1016/S0968-0896(00)82082-9

[20] ACYLATED 2-OXOGLYCOSYL BROMIDES - EXPLORATION OF THEIR REACTION POTENTIAL [J].

LICHTENTHALER, FW ;

SCHWIDETZKY, S ;

NAKAMURA, K .

TETRAHEDRON LETTERS, 1990, 31 (01) :71-74

← 1 2 3 4 →