Perchloric acid adsorbed on silica gel as a new, highly efficient, and versatile catalyst for acetylation of phenols, thiols, alcohols, and amines.

Perchloric acid adsorbed on silica gel efficiently catalyses acetylation of structurally diverse phenols, alcohols, thiols, and amines under solvent free conditions.

[1]  Lalima Sharma,et al.  Influence of hydrogen bonding in the activation of nucleophiles: PhSH-(catalytic) KF in N-methyl-2-pyrrolidone as an efficient protocol for selective cleavage of alkyl/aryl esters and aryl alkyl ethers under nonhydrolytic and neutral conditions. , 2002, The Journal of organic chemistry.

[2]  Lalima Sharma,et al.  Diphenyl disulfide and sodium in NMP as an efficient protocol for in situ generation of thiophenolate anion: selective deprotection of aryl alkyl ethers and alkyl/aryl esters under nonhydrolytic conditions. , 2002, Journal of Organic Chemistry.

[3]  A. Orita,et al.  Highly powerful and practical acylation of alcohols with acid anhydride catalyzed by Bi(OTf)(3). , 2001, The Journal of organic chemistry.

[4]  Upasana Sharma,et al.  A mild and chemoselective method for deprotection of aryl acetates and benzoates under non-hydrolytic condition , 2001 .

[5]  Pradeep Kumar,et al.  Yttria-Zirconia Based Lewis Acid: An Efficient and Chemoselective Catalyst for Acylation Reactions , 2001 .

[6]  R. Mohan,et al.  A Simple and Practical Method for Large-Scale Acetylation of Alcohols and Diols Using Bismuth Triflate , 2001 .

[7]  C. Frost,et al.  INDIUM TRIFLATE : AN EFFICIENT CATALYST FOR ACYLATION REACTIONS , 1999 .

[8]  Lalima Sharma,et al.  Selective Deprotection of Aryl Acetates, Benzoates, Pivalates, and Tosylates under Nonhydrolytic and Virtually Neutral Conditions† , 1999 .

[9]  V. Singh,et al.  AN EFFICIENT METHOD FOR ACYLATION REACTIONS , 1999 .

[10]  J. R. Hanson,et al.  Protecting Groups in Organic Synthesis , 1999 .

[11]  S. Carloni,et al.  Zeolite HSZ-360 as a new reusable catalyst for the direct acetylation of alcohols and phenols under solventless conditions , 1998 .

[12]  P. Procopiou,et al.  An Extremely Powerful Acylation Reaction of Alcohols with Acid Anhydrides Catalyzed by Trimethylsilyl Trifluoromethanesulfonate , 1998 .

[13]  T. Ding,et al.  Montmorillonite K-10 and KSF as remarkable acetylation catalysts , 1997 .

[14]  A. Barrett,et al.  Scandium(III) or lanthanide(III) triflates as recyclable catalystsfor the direct acetylation of alcohols with acetic acid , 1997 .

[15]  Hisashi Yamamoto,et al.  Scandium Trifluoromethanesulfonate as an Extremely Active Lewis Acid Catalyst in Acylation of Alcohols with Acid Anhydrides and Mixed Anhydrides. , 1996, The Journal of organic chemistry.

[16]  Hisashi Yamamoto,et al.  A New Scandium Complex as an Extremely Active Acylation Catalyst , 1996 .

[17]  P. Procopiou,et al.  An extremely fast and efficient acylation reaction of alcohols with acid anhydrides in the presence of trimethylsilyl trifluoromethanesulfonate as catalyst , 1996 .

[18]  M. Kubota,et al.  SCANDIUM TRIFLUOROMETHANESULFONATE AS AN EXTREMELY ACTIVE ACYLATION CATALYST , 1995 .

[19]  M. J. Peterson,et al.  Tributylphosphine-catalyzed acylations of alcohols: Scope and related reactions , 1993 .

[20]  S. Diver,et al.  Tributylphosphine: a remarkable acylation catalyst , 1993 .