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 6566524 B1

PDF
Full Text
Expired
Date of Patent:
May. 20, 2003

Filed:

Dec. 21, 2001
Applicant:
Inventors:

Song Liu, San Diego, CA (US);

William Martin Rennells, Schenectady, NY (US);

Assignee:

The Procter & Gamble Co., Cincinatti, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
C07D / ;
Abstract

Methods of preparing an amino-substituted-tetrahydroisoquinoline-sulfonamide hydroxamic acid include the steps of providing an amino-substituted-tetrahydroisoquinoline-carboxylate attached to a solid support; reacting the ring nitrogen of the amino-tetrahydroisoquinoline-carboxylate with a sulfonyl chloride; and cleaving the intermediate from the solid support to form an amino-tetrahydroisoquinoline-sulfonamide hydroxamic acid.


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Liu, Song. (2003). Methods for synthesis of amino-tetrahydroisoquinoline-sulfonamide hydroxamic acids (U.S. Patent No. 6566524). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6566524

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