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:
Oct. 12, 2021
Filed:
Sep. 22, 2020
Shanghai University, Shanghai, CN;
Xiujing Zou, Shanghai, CN;
Gonglin Cheng, Shanghai, CN;
Xueguang Wang, Shanghai, CN;
Yankai Wang, Shanghai, CN;
Xionggang Lu, Shanghai, CN;
Weizhong Ding, Shanghai, CN;
Abstract
The present invention belongs to the field of organic chemical synthesis, and provides a method for simultaneously preparing 2-ethoxyphenol and 1,3-benzodioxol-2-one. In the present invention, catechol and diethyl carbonate are subjected to a transesterification reaction under the action of a catalyst to obtain 2-ethoxyphenol and 1,3-benzodioxol-2-one. In the present invention, the combined selectivity of 2-ethoxyphenol and 1,3-benzodioxol-2-one can reach 97%. The method has the advantages of high conversion rate, high selectivity, high economic benefit, environmental friendliness and the like.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile