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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 9823232 B1

PDFFull Text
Expired
Date of Patent:
Nov. 21, 2017

Filed:

Oct. 08, 2014

Ligand for detection of chromium (iii) and a process for the preparation thereof

Applicant:

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

Inventors:

Amitava Das, Pune, IN;

Firoj Ali, Pune, IN;

Sukdeb Saha, Bhavnager, IN;

Assignee:

COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH, New Delhi, IN;

Attorney:

Banner & Witcoff, Ltd.

Primary Examiner:

Shawquia Jackson

Int. Cl.
CPC ...
C07D 491/107 (2006.01); G01N 33/20 (2006.01); G01N 33/52 (2006.01); C09B 11/24 (2006.01); C09B 11/26 (2006.01); G01N 21/64 (2006.01); G01N 33/58 (2006.01); G01N 33/84 (2006.01);
U.S. Cl.
CPC ...
G01N 33/20 (2013.01); C07D 491/107 (2013.01); C09B 11/24 (2013.01); C09B 11/26 (2013.01); G01N 21/643 (2013.01); G01N 21/6428 (2013.01); G01N 33/52 (2013.01); G01N 33/582 (2013.01); G01N 33/84 (2013.01); G01N 2021/6439 (2013.01);
Abstract

The invention disclosed herein relates to novel ligands (Lx) of Formula-I for selective detection of Cr (III) in pure aqueous medium and industrially viable process for the preparation thereof. Further the invention provides the process of selective detection of Cr (III) by fluorimetry using novel ligands of Formula-I. The invention also discloses a method of solubilizing novel ligands of formula-I in pure aqueous medium with the aid of non-ionic surfactant. The invention discloses a method of selective detection of Cr (III) using novel ligands of Formula-I.

Find Patent Forward Citations

Das, Amitava. (2017). Ligand for detection of chromium (iii) and a process for the preparation thereof (U.S. Patent No. 9823232). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9823232

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