70444-48-3Relevant articles and documents
A new method for the mononitration of phenol derivatives by poly(4-vinylpyridinium nitrate) and silica sulfuric acid under mild conditions
Goudarziafshar, Hamid
experimental part, p. 458 - 461 (2012/06/18)
This procedure works efficiently for high selective mono nitration of phenol and substituted phenol to corresponding nitro compounds in moderate to high yield using poly(4-vinylpyridinium nitrate) and silica sulfuric acid in dichloromethane at room temperature.
A mild procedure for the preparation of o-nitrophenols by nitro urea or ammonium nitrate in the presence of silica sulfuric acid (SiO 2-OSO3H)
Ghorbani-Choghamarani, Arash,Nikoorazm, Mohsen,Goudarziafshar, Hamid,Naserifar, Zahra,Zamani, Parisa
experimental part, p. 731 - 734 (2011/11/12)
A mixture of ammonium nitrate or nitro urea and silica sulfuric acid was found to be efficient and environmentally friendly nitrating media for the preparation of orto-nitro phenols in dichloromethane at room temperature. A mixture of ammonium nitrate or nitro urea and silica sulfuric acid was found to be efficient and environmentally friendly nitrating media for the preparation of orto-nitro phenols in dichloromethane at room temperature.
NITROSODEALKYLATION AS A SELECTIVE METHOD FOR THE PRODUCTION OF SUBSTITUTED ORTHO- AND PARA- NITROSOPHENOLS
Shpinel', Ya.I.,Klimova, I.V.,Belyaev, E.Yu.
, p. 1309 - 1312 (2007/10/02)
In the reaction of nitrosylsulfuric acid with sterically hindered phenols and 1,3-dialkoxybenzenes the corresponding o- and p-nitrosophenols are formed.In the series of sterically hindered phenols the reaction is ortho-specific, and this is explained by t
