Method for preparing linezolid and intermediates thereof

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United States of America Patent

PATENT NO 8658789
APP PUB NO 20110275805A1
SERIAL NO

13144242

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Abstract

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A method for preparing the linezolid (compound 1), which comprises the steps of: (1) carrying out the debenzyl reaction of compound 4 in solvent, to obtain the compound 5 or its acetic acid salt; (2) carrying out the acetylation reaction in the amino of the compound 5 or its acetic acid salt obtained in step (1) in solvent to obtain the compound 1. The intermediates to prepare the compound 1 and the acetic acid salt of compound 5. The present preparation method is easy to obtain the chiral materials and the chiral materials are cheap, the process and the post treatment are simple, the intermediate products and the end product are easy to be purified, the total yield is high, their purities are also high, this preparation method is easy to be used in the industry manufacture.

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Patent Owner(s)

Patent OwnerAddress
LIANHE CHEMICAL TECHNOLOGY CO LTD318020 NO 8 YONG MAO ROAD JIANGKOU ECONOMIC DEVELOPMENT ZONE HUANGYAN DISTRICT ZHEJIANG TAIZHOU TAIZHOU CITY ZHEJIANG PROVINCE 318020

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Yangzhou Zhejiang Province, CN 2 2
Pan, Qiangbiao Zhejiang Province, CN 2 2
Wang, Ping Zhejiang Province, CN 566 5108
Zheng, Daoliang Zhejiang Province, CN 1 2

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