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:
Aug. 05, 2025

Filed:

Aug. 13, 2024
Applicant:

William Allen Boulanger, Mahomet, IL (US);

Inventor:

William Allen Boulanger, Mahomet, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 311/94 (2006.01); B01J 25/02 (2006.01);
U.S. Cl.
CPC ...
C07D 311/94 (2013.01); B01J 25/02 (2013.01);
Abstract

A method including the steps of: (a) providing trans-cis nepetalactone; (b) providing sodium bicarbonate; (c) providing water; (d) providing methanol; (e) mixing the trans-cis nepetalactone, the sodium bicarbonate, the water, the methanol as a reaction mixture for approximately 15 hours at ambient temperature and pressure; (f) converting at least 95.2% of the nepetalactone to a ring open ester and/or aldehyde; (g) removing unreacted sodium bicarbonate via filtration; (h) transferring the filtered reaction mixture to a hydrogenation apparatus; (i) charging the hydrogenation apparatus with Raney nickel and/or Urushibara nickel; and (j) hydrogenating the ring open ester and/or aldehyde to generate at least one of DHN1, DHN2, and DHN3.


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