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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 5599994 B1

PDFFull Text
Date of Patent:
Feb. 04, 1997

Filed:

Jun. 07, 1995

Amino acid-derived diaminopropanols

Applicant:
Inventors:

Biman Pal, Waltham, MA (US);

Siya Ram, Winchester, MA (US);

Yesh P Sachdeva, Concord, MA (US);

Jaechul Shim, Cambridge, MA (US);

Salah A Zahr, Acton, MA (US);

Emile Al-Farhan, Dedham, MA (US);

Richard L Gabriel, Swampscott, MA (US);

Assignee:

Pharm-Eco Laboratories, Inc., Lexington, MA (US);

Attorney:

Hamilton, Brook, Smith & Reynolds, P.C.

Primary Examiner:

Floyd D Higel

Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
564355 ; 548550 ; 548567 ; 558408 ; 558452 ; 560 16 ; 560 34 ; 564180 ; 564356 ; 564357 ; 564358 ; 564342 ; 564343 ; 564418 ;
Abstract

The present invention relates to a method of forming a 1,3-diamino-3-substituted-2-propanol chemical intermediate from which various chemicals, such as selected protease-inhibitors and other drugs, as well as polymers, can be synthesized. The method includes contacting a nitromethyl amino acid compound with at least one reducing agent to form the 1,3-diamino-3-substituted-2-propanol chemical intermediate.

Find Patent Forward Citations

Pal, Biman. (1997). Amino acid-derived diaminopropanols (U.S. Patent No. 5599994). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5599994

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

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