β-Cyclodextrin-butane sulfonic acid: an efficient and reusable catalyst for the multicomponent synthesis of 1-amidoalkyl-2-naphthols under solvent-free conditions
A [small beta]-cyclodextrin-butane sulfonic acid is reported as an efficientcatalyst for the one-pot synthesis of 1-amidoalkyl-2-naphthols by the multicomponent condensation of aromatic aldehydes, [small beta]-naphthol and amides undersolvent-freeconditions. The...
Nano Silica Sulfuric Acid an Efficient and Recoverable Heterogeneous Catalyst for the Preparation of Amidoalkyl Naphthols Under Solvent-Free Conditions
An efficient and green method has been developed for the synthesis of amidoalkyl naphthol derivatives through a one-pot three-component condensation of 2-naphthol, aldehydes, and amide in the presence of nano silica sulfuricacid as heterogeneouscatalyst under solvent-free conditions.
Strontium(II) Triflate Catalysed Condensation of β-Naphthol, Aldehyde and Urea or Amides: A Facile Synthesis of Amidoalkyl Naphthols
作者:Weike Su、Wenyuan Tang、Jianjun Li
DOI:10.3184/030823408x298508
日期:2008.3
A novel and efficient synthesis of amidoalkyl naphthols has been developed by one-pot condensation of β-naphthol, aromatic aldehydes and urea or amides in the presence of strontium(II) triflate as a catalyst in high yields.
在三氟甲磺酸锶 (II) 作为催化剂的存在下,通过 β-萘酚、芳香醛和尿素或酰胺的一锅缩合,开发了一种新型高效的酰氨基烷基萘酚合成方法。
Thiamine hydrochloride as a efficient catalyst for the synthesis of amidoalkyl naphthols
作者:Min Lei、Lei Ma、Lihong Hu
DOI:10.1016/j.tetlet.2009.08.081
日期:2009.11
A simple, efficient, and practical procedure for the synthesis of amidoalkyl naphthols using thiamine hydrochloride (VB1) as a novel catalyst is described in high yields. The salient features of the catalyst are efficiency, inexpensiveness, non-toxicity, and metal ion free. (C) 2009 Elsevier Ltd. All rights reserved.