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:
Jun. 21, 2022
Filed:
Jan. 30, 2019
The Usa, As Represented BY the Secretary, Department of Health and Human Services, Bethesda, MD (US);
Alchem Laboratories Corporation, Alachua, FL (US);
Lianhao Zhang, Alachua, FL (US);
Baburao Vishnuvajjala, Rockville, MD (US);
Joel Morris, Rockville, MD (US);
Robert Bahde, Gaithersburg, MD (US);
Sergiy M. Denysenko, Gainesville, FL (US);
Omar Diego Lopez, Walkersville, MD (US);
Donn Gregory Wishka, Middletown, MD (US);
Abstract
Methods for stereoselective synthesis and manufacturing of 2'-deoxynucleosides, such as 2′-ribonucleosides, are disclosed. In some embodiments, the 2′-deoxynucleoside is a β-anomer of a 2′-deoxynucleoside having a 3′ α hydroxyl, 4′ β hydroxymethyl configuration. Nonlimiting examples of compounds prepared by the disclosed methods include 4′-thio-2′-deoxycytidine (T-dCyd) and 5-aza-4′-thio-2′-deoxycytidine (5-aza-T-dCyd; aza-T-dCyd; aza-T-dC).