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 9321779 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 26, 2016

Filed:

Mar. 21, 2012
Applicants:

Fuyao Zhang, Shanghai, CN;

Xiaoming Shen, Shanghai, CN;

Gaoqiang HU, Shanghai, CN;

Piaoyang Sun, Lianyungang, CN;

Inventors:

Fuyao Zhang, Shanghai, CN;

Xiaoming Shen, Shanghai, CN;

Gaoqiang Hu, Shanghai, CN;

Piaoyang Sun, Lianyungang, CN;

Assignee:

UniTris Biopharma Co., Ltd., Pudong, Shanghai, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 487/14 (2006.01); C07K 7/56 (2006.01);
U.S. Cl.
CPC ...
C07D 487/14 (2013.01); C07K 7/56 (2013.01);
Abstract

The present invention relates to an intermediate, as represented by formula (I), for synthesizing caspofungin, and a preparation method thereof. The intermediate enables efficient preparation of caspofungin.


Find Patent Forward Citations

Zhang, Fuyao. (2016). Intermediate for synthesizing caspofungin and preparation method thereof (U.S. Patent No. 9321779). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9321779

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