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.

Date of Patent:
Sep. 30, 2014

Filed:

Dec. 03, 2012
Applicants:

Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutical Factory, Xinchang County, CN;

Shaoxing University, Xinchang County, CN;

Inventors:

Runpu Shen, Xinchang County, CN;

Chunlei Lv, Xinchang County, CN;

Xiaoyue Jiang, Xinchang County, CN;

Xuejun Lao, Xinchang County, CN;

Weidong Ye, Xinchang County, CN;

Luo Liu, Xinchang County, CN;

Xiaohua Song, Xinchang County, CN;

Chunlei Wu, Xinchang County, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 43/303 (2006.01); C07F 9/40 (2006.01); C07B 47/00 (2006.01); C07C 41/50 (2006.01); C07C 41/48 (2006.01);
U.S. Cl.
CPC ...
C07C 41/50 (2013.01); C07F 9/4015 (2013.01); C07C 43/303 (2013.01); C07F 9/4078 (2013.01); C07B 47/00 (2013.01); C07C 41/48 (2013.01);
Abstract

The present invention relates to an intermediate (12) of lycopene of 2,6,10-trimethyl-1,1-dialkoxyl-3,5,9-undecantriene of formula, (12) and its intermediate of 4-methyl-5,5-dialkoxyl-1-pentenyl-1-phosphonic acid dialkyl ester of formula (10), and their preparation methods. The process route is simple, the starting materials are available easily, the cost is low, and it is valuable in industry.


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