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:
Jan. 07, 2025
Filed:
Mar. 27, 2023
Applicant:
Api Corporation, Fukuoka, JP;
Inventors:
Assignee:
API CORPORATION, Chikujo-gun, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 253/22 (2006.01); C07C 255/33 (2006.01);
U.S. Cl.
CPC ...
C07C 253/22 (2013.01); C07C 255/33 (2013.01);
Abstract
High purity 2-naphthylacetonitrile with fewer impurities that is useful as a starting material or intermediate for the synthesis of various pharmaceutical products, agricultural chemicals, and chemical products, and a production method thereof. A high purity 2-naphthylacetonitrile having an HPLC purity of 2-naphthylacetonitrile of not less than 95 area %, and containing naphthalene compounds represented by the formulas (a)-(j) at a content of a predetermined area % or below. A method for producing high purity 2-naphthylacetonitrile.