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:
Mar. 09, 2021

Filed:

Jan. 03, 2019
Applicant:

Council of Scientific and Industrial Research, New Delhi, IN;

Inventors:

Ravi Shankar, Jammu Kashmir, IN;

Suresh Chandra, Jammu Kashmir, IN;

Siya Ram Meena, Jammu Kashmir, IN;

Mahendra Kumar Verma, Jammu Kashmir, IN;

Kushal Bindu, Jammu Kashmir, IN;

Bhavna Vij, Jammu Kashmir, IN;

Divya Dheer, Jammu Kashmir, IN;

Jyoti, Jammu Kashmir, IN;

Ram Asrey Vishwakarma, Jammu Kashmir, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/84 (2006.01);
U.S. Cl.
CPC ...
C07C 37/84 (2013.01); C07B 2200/13 (2013.01);
Abstract

The present invention provides an efficient process for the isolation of natural crystallized thymol product derived from crude natural(Jammu Monarda) oil useful for incorporation into foods and beverages in amounts due to strong antimicrobial, antibacterial, antioxidant properties as well as for use as a preservative. The recovery of crystallized thymol product obtained is more than 72% from Hexane-Jammu Monarda oil in a ratio 1:1 under specific conditions. A method for preparing natural thymol in crystal form involves providing crude Jammu Monarda oil in a Flask and gradually reducing the temperature of the flask containing Monarda oil:Hexane in a step-wise manner, thereby producing highly pure crystals (≥95.5%) within 48 h. The methods disclosed herein are suitable for pharmaceutical GMP.


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