Microwave-Induced Selective Synthesis of α-Bromo and α,α-Dibromoalkanones Using Dioxane—Dibromide and Silica Gel under Solvent-Free Conditions.

ChemInform ◽  
2003 ◽  
Vol 34 (14) ◽  
Author(s):  
Satya Paul ◽  
Varinder Gupta ◽  
Rajive Gupta ◽  
Andre Loupy
Keyword(s):  
Silica Gel ◽  
Solvent Free ◽  
Selective Synthesis ◽  
Solvent Free Conditions

scholarly journals Tandem Fries Reaction–Conjugate Addition under Microwave Irradiation in Dry Media; One-pot Synthesis of Flavanones

1999 ◽  
Vol 23 (9) ◽  
pp. 574-575
Author(s):  
Firouz Matloubi Moghaddam ◽  
Mohammad Ghaffarzadeh ◽  
Seyed Hossein Abdi-Oskoui
Keyword(s):  
Microwave Irradiation ◽  
Silica Gel ◽  
Conjugate Addition ◽  
Solvent Free ◽  
Naphthalene Derivatives ◽  
One Pot ◽  
Fries Rearrangement ◽  
One Pot Synthesis ◽  
Solvent Free Conditions ◽  
Fries Reaction

An AICl3–ZnCl2 mixture supported on silica gel is found to be an efficient medium for the Fries rearrangement of acyloxybenzene or naphthalene derivatives in solvent-free conditions under microwave irradiation.

HNO3/Silica Gel Supported CAN; Oxidative Deprotection of Benzylic Tetrahydropyranyl Ethers under Solvent-Free Conditions Using Microwaves.

ChemInform ◽  
2005 ◽  
Vol 36 (36) ◽  
Author(s):  
Majid M. Heravi ◽  
Pegah Kazemian ◽  
Hossein A. Oskooie ◽  
Mitra Ghassemzadeh
Keyword(s):  
Silica Gel ◽  
Solvent Free ◽  
Solvent Free Conditions

Silica gel induced cleavage of aziridines by aromatic amines under solvent free conditions

2002 ◽  
Vol 43 (22) ◽  
pp. 3975-3976 ◽  
Author(s):  
R.Vijaya Anand ◽  
Ghanshyam Pandey ◽  
Vinod K. Singh
Keyword(s):  
Silica Gel ◽  
Aromatic Amines ◽  
Solvent Free ◽  
Solvent Free Conditions

HNO3/Silica Gel supported CAN; Oxidative Deprotection of Benzylic Tetrahydropyranyl Ethers under Solvent-free Conditions using Microwaves

2005 ◽  
Vol 2005 (2) ◽  
pp. 105-106 ◽  
Author(s):  
Majid M. Heravi ◽  
Pegah Kazemian ◽  
Hossein A. Oskooie ◽  
Mitra Ghassemzadeh
Keyword(s):  
Ammonium Nitrate ◽  
Silica Gel ◽  
Carbonyl Compounds ◽  
Solvent Free ◽  
Cerium Ammonium Nitrate ◽  
Solvent Free Conditions ◽  
Cerium Ammonium

Benzylic tetrahydropyranyl ethers are rapidly and selectively oxidised to the corresponding carbonyl compounds by HNO3/ silica gel supported cerium ammonium nitrate (CAN) under solvent free conditions using microwave.

Selective synthesis of conjugated enynes from α-arylalkynols using LiCl-Acidic Al2O3 under solvent-free conditions

2002 ◽  
Vol 2002 (8) ◽  
pp. 378-380 ◽  
Author(s):  
Ali Pourjavadi ◽  
Gholam Bagheri Marandi
Keyword(s):  
Solvent Free ◽  
Selective Synthesis ◽  
Solvent Free Conditions ◽  
Conjugated Enynes

α-Arylalkynols were converted into conjugated enynes (in a selective manner under solvent-free conditions) using the LiCl-acidic Al2O3 couple as catalyst and support.

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