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:
May. 16, 2017
Filed:
May. 09, 2016
Rhodia Operations, Paris, FR;
Laurent Garel, Lyons, FR;
Rhodia Operations, Paris, FR;
Abstract
Processes may include producing at least one alkoxyhydroxybenzaldehyde compound from at least one hydroxyphenol compound, wherein processes include the steps of: (i) synthetizing at least one alkoxyphenol from said at least one hydroxyphenol in the presence of at least one O-alkylating agent; (ii) recovering said at least one alkoxyphenol and impurities, wherein said impurities includes a dialkoxybenzene compound; (iii) separating said dialkoxybenzene from the alkoxyphenol; (iv) condensing the alkoxyphenol with glyoxylic acid and obtaining the corresponding mandelic compound; (v) oxidizing said mandelic compound to give the corresponding alkoxyhydroxy-benzaldehyde; and (vi) recovering said alkoxyhydroxybenzaldehyde.