Synthesis and enzymatic cyclization of (3S)-14-fluoro-2,3-oxidosqualene

被引:20
作者
Robustell, BJ
Abe, I
Prestwich, GD
机构
[1] Univ Utah, Dept Med Chem, Salt Lake City, UT 84112 USA
[2] SUNY Stony Brook, Dept Chem, Stony Brook, NY 11794 USA
关键词
D O I
10.1016/S0040-4039(98)02197-2
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A convergent asymmetric synthesis led to (3S)-14-fluoro-2,3-oxidosqualene (14-FOS, 16), which was cyclized by bacterial squalene:hopane cyclase to a monocarbocyclic product with a bridged ether and a 2:3 mixture of bicyclic alcohols. 14-FOS was neither a substrate nor an inhibitor for vertebrate oxidosqualene:lanosterol cyclase. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:9385 / 9388
页数:4
相关论文
共 18 条
[1]   Cyclization of (3S)29-methylidene-2,3-oxidosqualene by bacterial squalene:hopene cyclase: Irreversible enzyme inactivation and isolation of an unnatural dammarenoid [J].
Abe, I ;
Dang, TY ;
Zheng, YF ;
Madden, BA ;
Fei, C ;
Poralla, K ;
Prestwich, GD .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1997, 119 (46) :11333-11334
[2]   MOLECULAR-CLONING, CHARACTERIZATION, AND FUNCTIONAL EXPRESSION OF RAT OXIDOSQUALENE CYCLASE CDNA [J].
ABE, I ;
PRESTWICH, GD .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1995, 92 (20) :9274-9278
[3]   ENZYMATIC CYCLIZATION OF 2,3-DIHYDROSQUALENE AND SQUALENE 2,3-EPOXIDE BY SQUALENE CYCLASES - FROM PENTACYCLIC TO TETRACYCLIC TRITERPENES [J].
ABE, I ;
ROHMER, M .
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1994, (07) :783-791
[4]   ENZYMATIC CYCLIZATION OF SQUALENE AND OXIDOSQUALENE TO STEROLS AND TRITERPENES [J].
ABE, I ;
ROHMER, M ;
PRESTWICH, GD .
CHEMICAL REVIEWS, 1993, 93 (06) :2189-2206
[5]   AFFINITY LABELING OF VERTEBRATE OXIDOSQUALENE CYCLASES WITH A TRITIATED SUICIDE SUBSTRATE [J].
ABE, I ;
BAI, M ;
XIAO, XY ;
PRESTWICH, GD .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1992, 187 (01) :32-38
[6]  
BOUVIER P, 1980, EUR J BIOCHEM, V112, P549
[7]   CATION-STABILIZING AUXILIARIES IN POLYENE CYCLIZATIONS .7. THE FLUORINE ATOM AS A CATION-STABILIZING AUXILIARY IN BIOMIMETIC POLYENE CYCLIZATIONS .4. TOTAL SYNTHESIS OF DL-BETA-AMYRIN [J].
JOHNSON, WS ;
PLUMMER, MS ;
REDDY, SP ;
BARTLETT, WR .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1993, 115 (02) :515-521
[8]   CATION-STABILIZING AUXILIARIES IN POLYENE CYCLIZATIONS .6. THE FLUORINE ATOM AS A CATION-STABILIZING AUXILIARY IN BIOMIMETIC POLYENE CYCLIZATIONS .3. USE TO EFFECT REGIOSPECIFIC CONTROL [J].
JOHNSON, WS ;
BUCHANAN, RA ;
BARTLETT, WR ;
THAM, FS ;
KULLNIG, RK .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1993, 115 (02) :504-515
[9]   CATION-STABILIZING AUXILIARIES IN POLYENE CYCLIZATIONS .4. THE FLUORINE ATOM AS A CATION-STABILIZING AUXILIARY IN BIOMIMETIC POLYENE CYCLIZATIONS .1. BACKGROUND AND EXPLORATORY EXPERIMENTS [J].
JOHNSON, WS ;
CHENERA, B ;
THAM, FS ;
KULLNIG, RK .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1993, 115 (02) :493-497
[10]   PROPERTIES OF PURIFIED SQUALENE-HOPENE CYCLASE FROM BACILLUS-ACIDOCALDARIUS [J].
OCHS, D ;
TAPPE, CH ;
GARTNER, P ;
KELLNER, R ;
PORALLA, K .
EUROPEAN JOURNAL OF BIOCHEMISTRY, 1990, 194 (01) :75-80