An efficient method for the synthesis of acylals from aldehydes using silica-supported perchloric acid (HClO4–SiO2)
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[1] A. Misra,et al. Ferrier Rearrangement Catalyzed by HClO 4 -SiO 2 : Synthesis of 2,3-Unsaturated Glycopyranosides , 2005 .
[2] T. Kodama,et al. SO3H-functionalized silica for acetalization of carbonyl compounds with methanol and tetrahydropyranylation of alcohols , 2004 .
[3] R. Mohan,et al. Bismuth Compounds in Organic Synthesis. Bismuth Nitrate Catalyzed Chemoselective Synthesis of Acylals from Aromatic Aldehydes , 2004 .
[4] Ramasamy Thilagavathi,et al. Copper(II) Tetrafluoroborate-Catalyzed Formation of Aldehyde-1,1-diacetates , 2004 .
[5] C. S. Reddy,et al. A facile and efficient ZrCl4 catalyzed conversion of aldehydes to geminal-diacetates and dipivalates and their cleavage , 2003 .
[6] Lingjun Li,et al. An efficient and green procedure for the preparation of acylals from aldehydes catalyzed by Fe2(SO4)3·xH2O , 2003 .
[7] A. Chakraborti,et al. Perchloric acid adsorbed on silica gel as a new, highly efficient, and versatile catalyst for acetylation of phenols, thiols, alcohols, and amines. , 2003, Chemical communications.
[8] N. Iranpoor,et al. Aluminum dodecatungstophosphate (AlPW12O40) as an efficient heterogeneous inorganic catalyst for the chemoselective synthesis of geminal diacetates (acylals) under solvent-free conditions , 2003 .
[9] B. Karimi,et al. Lithium trifluoromethanesulfonate (LiOTf) as a recyclable catalyst for highly efficient acetylation of alcohols and diacetylation of aldehydes under mild and neutral reaction conditions. , 2003, The Journal of organic chemistry.
[10] A. Hajipour,et al. Wet silica-supported permanganate for the cleavage of semicarbazones and phenylhydrazones under solvent-free conditions. , 2003, Journal of Organic Chemistry.
[11] M. Zolfigol,et al. Silica sulfuric acid: an efficient and reusable catalyst for the one-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones , 2003 .
[12] Arijit Das,et al. Zinc Tetrafluoroborate-Catalyzed Efficient Conversion of Aldehydes to Geminal Diacetates and Cyanoacetates , 2003 .
[13] G. Baronetti,et al. Solvent-free catalytic preparation of 1,1-diacetates from aldehydes using a Wells–Dawson acid (H6P2W18O62·24H2O) , 2003 .
[14] S. C. Roy,et al. A MILD AND EFFICIENT METHOD FOR THE CHEMOSELECTIVE SYNTHESIS OF ACYLALS FROM ALDEHYDES AND THEIR DEPROTECTIONS CATALYSED BY CERIC AMMONIUM NITRATE , 2002 .
[15] G. Olah,et al. Catalysis by Solid Superacids; 161. Improved Nafion-H Catalyzed Preparation of 1,1-Diacetates from Aldehydes , 2002 .
[16] J. Long. Perchlorate safety: Reconciling inorganic and organic guidelines , 2002 .
[17] J. Yadav,et al. LiBF4-Mediated Conversion of Aldehydes to gem-Diacetates , 2002 .
[18] B. Reddy,et al. INDIUM TRICHLORIDE CATALYZED CHEMOSELECTIVE CONVERSION OF ALDEHYDES TO GEM-DIACETATES* , 2002 .
[19] B. Karimi,et al. HIGHLY EFFICIENT AND CHEMOSELECTIVE CONVERSION OF ALDEHYDES TO ACYLALS CATALYZED WITH TUNGSTEN HEXACHLORIDE (WCl6) , 2002 .
[20] R. Mohan,et al. An Efficient Method for the Chemoselective Synthesis of Acylals from Aromatic Aldehydes Using Bismuth Triflate , 2001 .
[21] B. Trost,et al. Geminal dicarboxylates as carbonyl surrogates for asymmetric synthesis. Part II. Scope and applications. , 2001, Journal of the American Chemical Society.
[22] C. Frost,et al. Efficient aromatic and heteroatom acylations using catalytic indium complexes with lithium perchlorate , 2001 .
[23] Yi-qun Li. A Rapid and Convenient Synthesis of 1,1-Diacetates from Aldehydes and Acetic Anhydride Catalyzed by PVC-FeCl3 Catalyst , 2000 .
[24] J. Matsuo,et al. Friedel-Crafts Reactions Catalyzed by Rare Earth Metal Trifluoromethanesulfonates , 2000 .
[25] B. Reddy,et al. Efficient and selective protection of aldehydes as geminal diacetates using LiBr † , 2000 .
[26] S. Mallakpour,et al. Oxidation of Alcohols to Carbonyl Compounds under Solvent-Free Conditions Using Permanganate Supported on Alumina , 1999 .
[27] Tong‐Shuang Li,et al. An Efficient and Convenient Procedure for the Synthesis of 1,1-Diacetates of Aldehydes Catalyzed by Anhydrous Ferrous Sulfate. , 1999 .
[28] R. Maggi,et al. Solvent free synthesis and deprotection of 1,1-diacetates over a commercially available zeolite Y as a reusable catalyst , 1998 .
[29] G. P. Vennall,et al. Sc(OTf)3, an Efficient Catalyst for Formation and Deprotection of Geminal Diacetates (Acylals); Chemoselective Protection of Aldehydes in Presence of Ketones , 1998 .
[30] N. Deka,et al. Synthesis of 1,1-Diacetates from Aldehydes using Trimethylchlorosilane and Sodium Iodide as Catalyst , 1998 .
[31] Tong‐Shuang Li,et al. An Efficient and Convenient Procedure for Preparation of 1,1-Diacetates from Aldehydes Catalysed by Expansive Graphite , 1997 .
[32] N. Deka,et al. Iodine as Acetylation Catalyst in the Preparation of 1,1-Diacetates from Aldehydes , 1997 .
[33] Tong‐Shuang Li,et al. Montmorillonite Clay Catalysis. Part 4.1An Efficient and Convenient Procedure for Preparation of1,1-Diacetates from Aldehydes , 1997 .
[34] M. Guisnet,et al. Diacetates From Aldehydes in the Presence of Zeolites , 1995 .
[35] Pradeep Kumar,et al. An efficient synthesis of diacetates from aldehydes using beta zeolite , 1995 .
[36] E. Carreira,et al. Metal versus silyl triflate catalysis in the Mukaiyama aldol addition reaction , 1994 .
[37] Keith Smith. Solid Supports and Catalysts in Organic Synthesis , 1992 .
[38] P. Grieco,et al. Dramatic rate accelerations of Diels-Alder reactions in 5 M lithium perchlorate-diethyl ether: the cantharidin problem reexamined , 1990 .
[39] R. Harper,et al. Acetals as crosslinking reagents for cotton , 1984 .
[40] B. Bal,et al. Protecting groups in organic synthesis. Part 8. Conversion of aldehydes into geminal diacetates , 1983 .
[41] J. Miller,et al. Phosphorus Trichloride as Catalyst in the Preparation of 1,1-Diacetates from Aldehydes , 1981 .
[42] P. Hodge,et al. Protective groups in organic synthesis , 1981 .
[43] B. Snider,et al. A Synthetic Precursor of Verrucarin A , 1978 .
[44] F. Freeman,et al. PREPARATION AND SPECTRAL PROPERTIES OF BENZYLIDENE DIACETATES , 1977 .
[45] J. A. Marshall,et al. Stereoselective synthesis of racemic occidentalol and related cis-fused hexahydronaphthalenes from m-toluic acid , 1977 .
[46] M. Gregory. Evidence for a cyclic AA11 mechanism in the hydrolysis of benzylidene diacetates , 1970 .
[47] T. Kikuchi,et al. STUDIES ON PILOCEREINE AND RELATED COMPOUNDS. III. SYNTHESIS OF 2,2',3-TRIMETHOXYDIPHENYL ETHER-4',5-AND -4',6-DICARBOXALDEHYDE. , 1963, Chemical & pharmaceutical bulletin.
[48] O. Isler,et al. Über eine neue Synthese von Citral und verwandten Verbindungen , 1959 .
[49] J. Gwilt,et al. 196. Chalcones and related compounds. Part I. Preparation of nitro-, amino-, and halogeno-chalcones , 1957 .