TOTAL SYNTHESIS OF TAXOL .2. CONSTRUCTION OF A-RING AND C-RING INTERMEDIATES AND INITIAL ATTEMPTS TO CONSTRUCT THE ABC RING-SYSTEM

被引:242
作者
NICOLAOU, KC [1 ]
LIU, JJ [1 ]
YANG, Z [1 ]
UENO, H [1 ]
SORENSEN, EJ [1 ]
CLAIBORNE, CF [1 ]
GUY, RK [1 ]
HWANG, CK [1 ]
NAKADA, M [1 ]
NANTERMET, PG [1 ]
机构
[1] UNIV CALIF SAN DIEGO, DEPT BIOCHEM & CHEM, LA JOLLA, CA 92093 USA
关键词
D O I
10.1021/ja00107a007
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A method for the formation of Taxol's ABC ring system has been developed. General methods for the synthesis of versatile synthons for Taxol's A ring (8) and C ring (55) are presented. A model study using a simplified C ring synthon (17) confirmed the viability of the sequential Shapiro-McMurry strategy for formation of Taxol's B ring. Careful exploration of the chemistry of various A-B ring conjugates allowed the development of a successful method for formation of the B ring in a more functionalized system.
引用
收藏
页码:634 / 644
页数:11
相关论文
共 63 条
[1]  
ADAM G, 1988, SYNTHESIS-STUTTGART, P373
[2]   TETRAFLUOROBORIC ACID, AN EFFICIENT CATALYST IN CARBOHYDRATE PROTECTION AND DEPROTECTION REACTIONS [J].
ALBERT, R ;
DAX, K ;
PLESCHKO, R ;
STUTZ, AE .
CARBOHYDRATE RESEARCH, 1985, 137 (MAR) :282-290
[3]  
ALKONYI I, 1967, CHEM BER, P2773
[4]   DIELS-ALDER SYNTHESIS OF HINDERED AROMATIC-AMINES [J].
BRYSON, TA ;
DONELSON, DM .
JOURNAL OF ORGANIC CHEMISTRY, 1977, 42 (17) :2930-2931
[5]  
Carruthers W., 1990, TETRAHEDRON ORGANIC, V8, P1
[6]  
Chamberlin A. R., 1990, ORG REACTIONS, V39, P1
[7]   TOTAL SYNTHESIS OF (+/-)-ALPHA- AND (+/-)-BETA-COPAENES AND YLANGENES [J].
COREY, EJ ;
WATT, DS .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1973, 95 (07) :2303-2311
[8]  
COREY EJ, 1975, TETRAHEDRON LETT, P2389
[9]  
COREY EJ, 1978, TETRAHEDRON LETT, P2461
[10]   STUDIES WITH TRIALKYLSILYLTRIFLATES - NEW SYNTHESES AND APPLICATIONS [J].
COREY, EJ ;
CHO, H ;
RUCKER, C ;
HUA, DH .
TETRAHEDRON LETTERS, 1981, 22 (36) :3455-3458