Method for producing 4-(trifluoromethylsulfonyl)phenol compound
AssigneeSumitomo Chemical Company, Limited
InventorsYuta Honda, Yohei Tanaka, Kazuya Ueki
Life of this patent
Estimating the term…
Abstract
A compound represented by formula (4): can be produced by adding a heterogeneous transition metal catalyst to a solution containing a compound represented by formula (3): obtained by performing a nitration reaction by adding a nitrating agent to a solution containing a compound represented by formula (2): obtained by oxidizing a compound represented by formula (1): with hydrogen peroxide in the presence of sodium tungstate and a saturated C8 carboxylic acid, then adding water to the resultant mixture, and separating the resultant solution.
Claims5
A method for producing a compound represented by formula (2):
- by oxidizing a compound represented by formula (1):
- with hydrogen peroxide in the presence of sodium tungstate and a saturated C8 carboxylic acid.
A method for producing a compound represented by formula (3):
- by oxidizing a compound represented by formula (1):
- with hydrogen peroxide in the presence of sodium tungstate and a saturated C8 carboxylic acid, then adding water to the resultant mixture, and separating the resultant solution to obtain a solution containing a compound represented by formula (2):
- and by adding a nitrating agent to the solution containing a compound represented by formula (2).
Dependencies are inferred from the claim text.