Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the synthesis of 2-carboxyanthraquinone by oxidation of 2-ethylanthraquinone with nitric acid

Process for the synthesis of 2-carboxyanthraquinone by oxidation of 2-ethylanthraquinone with nitric acid

US Patent 6509486 · Granted Jan 21, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for the preparation of fluorinated compounds2017
Process for the preparation of fluorinated compounds2016
Method for producing pentafluoropropane2015
Method for producing hexafluoropropane2014
Process for preparing fluoroolefin compounds2014
Method for preparing fluorine compounds2014
Process for the preparation of trifluorinated and tetrafluorinated compounds2014
Process for the preparation of fluoroolefin compounds2013
Method for preparing 2,3,3,3-tetrafluoro-1-propene2012
Process for the purification of 2,3,3,3-tetrafluoro-1-propene (HFO-1234yf)2012
Coated reactors, production method thereof and use of same2011
Process for the manufacture of pentafluoroethane2011