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.:
Date of Patent:
Nov. 30, 1999
Filed:
Aug. 06, 1998
Applicant:
Inventors:
Elie Abushanab, Peace Dale, RI (US);
Subramaniam Arumugam, Exeter, RI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548495 ;
Abstract
The high intensity natural sweetener monatin, an .alpha.-amino acid (1) is synthesized from readily available starting materials. Regiospecific ring opening of epoxide (9) with indole magnesium bromide yields lactone (11). Amination of (11) followed by saponification yields Monatin.