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STEREOSELECTIVE SYNTHESIS OF (+)-NEPHROSTERANIC ACID BY RING-CLOSING METATHESIS AND ITS BIOLOGICAL EVALUATION
被引:14
作者:
Perepogu, Arun Kumar
[1
]
Raman, D.
[2
]
Murty, U. S. N.
[2
]
Rao, Vaidya Jayathirtha
[1
,3
]
机构:
[1] Indian Inst Chem Technol, Organ Chem Div 2, Hyderabad 500607, Andhra Pradesh, India
[2] Natl Inst Pharmaceut Educ & Res, Hyderabad, Andhra Pradesh, India
[3] Indian Inst Chem Technol, Div Biol, Hyderabad 500607, Andhra Pradesh, India
关键词:
Antimicrobial activity;
chemoselective reduction;
Gilman;
1;
4;
addition;
paraconic acids;
ring-closing metathesis;
sharpless asymmetric epoxidation;
RADICAL CYCLIZATION;
SELECTIVE SYNTHESIS;
FACILE;
STEREOCHEMISTRY;
BROMIDES;
D O I:
10.1080/00397910903011337
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
A simple and efficient approach to (+)-nephrosteranic acid from dodecanol as a starting material is described, employing Sharpless asymmetric epoxidation, ring-closing metathesis, and Gilman addition of a vinyl group as key steps. These key reactions allow fast access to trisubstituted -butyrolactone. The molecule synthesized exhibits potent antifungal, antibacterial, and cytotoxic activities against all the tested strains.
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页码:686 / 696
页数:11
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