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:
Sep. 21, 2021

Filed:

Oct. 22, 2019
Applicant:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Inventors:

Aasif Helal, Dhahran, SA;

M. Nasiruzzaman Shaikh, Dhahran, SA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/00 (2006.01); C07D 249/18 (2006.01); G01N 33/18 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
C07F 7/00 (2013.01); G01N 21/6428 (2013.01); G01N 33/1813 (2013.01);
Abstract

A zirconium metal-organic framework, which is a coordination product formed between zirconium ion clusters and a linker that links together adjacent zirconium ion clusters, wherein the linker is of formula (I) wherein Rto Rare independently hydrogen, an optionally substituted alkyl, an optionally substituted aryl, an optionally substituted arylalkyl, an optionally substituted alkoxy, a hydroxyl, a carboxyl, a halo, a nitro, or a cyano, Ris hydrogen, an optionally substituted alkyl, an optionally substituted alkoxy, an amino, a hydroxyl, a carboxyl, a halo, a nitro, or a cyano, and Rand Rare independently a hydrogen or an optionally substituted alkyl group having 1 to 4 carbon atoms. A method of detecting copper cations and/or chromate anions in a fluid sample with zirconium metal-organic framework.


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