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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9624315 B1

PDFFull Text
Expired
Date of Patent:
Apr. 18, 2017

Filed:

Apr. 02, 2013

Preparation of new intermediate of heparin pentasaccharide and preparation method thereof

Applicant:

Zhejiang Hisun Pharmaceutical Co., Ltd., Taizhou, CN;

Inventors:

Yanghui Guo, Taizhou, CN;

Hegeng Wei, Taizhou, CN;

Hua Bai, Taizhou, CN;

Yingqiu Wu, Taizhou, CN;

Yue Zhang, Taizhou, CN;

Junhui Zhou, Taizhou, CN;

Yili Ding, Taizhou, CN;

Lingwei Bai, Taizhou, CN;

Shibao Yang, Taizhou, CN;

Assignee:

Zhejiang Hisum Pharmaceutical Co., Ltd., , CN;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Eric Olson

Int. Cl.
CPC ...
C07H 11/00 (2006.01); C07H 5/06 (2006.01); C07H 15/18 (2006.01); C08B 37/00 (2006.01); C07H 1/00 (2006.01); C07H 15/04 (2006.01);
U.S. Cl.
CPC ...
C08B 37/0075 (2013.01); C07H 1/00 (2013.01); C07H 5/06 (2013.01); C07H 11/00 (2013.01); C07H 15/04 (2013.01); C07H 15/18 (2013.01); C08B 37/006 (2013.01);
Abstract

The present invention relates to a process of a chemically synthetic drug, and in particular, to a new intermediate of a heparin pentasaccharide and a preparation method thereof. The process has high reaction efficiency, and an easy reaction operation. The reaction intermediate is easy to be purified, and is appropriate for an industrialization production.

Find Patent Forward Citations

Guo, Yanghui. (2017). Preparation of new intermediate of heparin pentasaccharide and preparation method thereof (U.S. Patent No. 9624315). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9624315

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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