Journal ArticleDOI
Preparation and characterisation of amorphous mesoporous aluminophosphate and metal aluminophosphate as an efficient heterogeneous catalyst for transesterification reaction
TLDR
In this paper, the catalytic activity of pure aluminophosphate and aluminoposphate modified with different transition metals (V, Fe, Co Ni & Cu) and their catalytic ability in mono/dibenzyl substituted malonates synthesis are explained.About:
This article is published in Comptes Rendus Chimie.The article was published on 2011-12-01. It has received 16 citations till now. The article focuses on the topics: Benzyl alcohol & Specific surface area.read more
Citations
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Journal ArticleDOI
Amorphous metal-aluminophosphate catalysts for aldol condensation of n-heptanal and benzaldehyde to jasminaldehyde
A. Hamza,N. Nagaraju +1 more
TL;DR: Amorphous aluminophosphate (AlP) and metal-aluminophophosphates (MAlPs), where M = 2.5 mol% Cu, Zn, Cr, Fe, Ce, or Zr, were prepared by coprecipitation method.
Journal ArticleDOI
Amorphous magnesium substituted mesoporous aluminophosphate: An acid-base sites synergistic catalysis for transesterification of diethyl carbonate and dimethyl carbonate in fixed-bed reactor
TL;DR: Amorphous magnesium substituted mesoporous aluminophosphate (AlPO) was used as catalysts for the transesterification of diethyl carbonate and dimethyl carbonate in the fixed-bed reactor as mentioned in this paper.
Journal ArticleDOI
Preparation and characterization of SO42 −/FexAl1 − xPO4 solid acid catalysts for caprylic acid esterification
TL;DR: In this article, a series of SO 4 2− /Fe x Al 1−−x PO 4 solid acid catalysts were prepared and characterized by means of XRD, FE-SEM, elemental analysis, N 2 adsorption-desorption, XPS, NH 3 -TPD, pyridine adsorsorption FT-IR and ion exchange/titration.
Journal ArticleDOI
Studies on the catalytic activity of mesoporous alumina-aluminophosphate (Al2O3–AlPO4) materials in the synthesis of N,N′-diphenyl urea
TL;DR: In this article, Alumina-aluminophosphate (Al2O3-AlPO4) composite materials with various Al:P ratios were prepared at different pH and analysed for their elemental composition by AAS and ICP-AES.
Journal ArticleDOI
S cientific basis for the preparation and characterization of iron based traditional drug annabhedi sindooram: a materialistic approach
TL;DR: In this article, the structural and textural properties of the starting materials and the prepared drug were characterized systematically by different characterization techniques like PXRD, Zeta potential analysis, particle analysis, FTIR, ICP-AES, SEM and BET surface area analysis.
References
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Journal ArticleDOI
From Microporous to Mesoporous Molecular-Sieve Materials and Their Use in Catalysis
TL;DR: Corma et al. as mentioned in this paper used the Dupont Award on new materials (1995), and the Spanish National Award “Leonardo Torres Quevedo” on Technology Research (1996) on technology research (1996), to recognize the performance of zeolites as catalysts for oil refining and petrochemistry.
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On a Theory of the van der Waals Adsorption of Gases
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Transition-metal ions in aluminophosphate and silicoaluminophosphate molecular sieves: location, interaction with adsorbates and catalytic properties.
Martin Hartmann,Larry Kevan +1 more
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High Surface-Area Silica with Controlled Pore Size Prepared from Nanocomposite of Silica and Citric Acid
TL;DR: In this article, the pore formation process of silica gel from tetraethoxysilane in the presence of citric acid (CA) was investigated and the average pore size successively increased from the micropore range to the mesopore range of ca. 10 nm with the increase in the CA content.
Journal ArticleDOI
Room-Temperature Copper-Catalyzed α-Arylation of Malonates
TL;DR: An effective method in targeting alpha-aryl malonates is reported, in the presence of a catalytic amount of 2-picolinic acid and CuI, the coupling of aryl iodides with diethyl malonate proceeds smoothly even at room temperature.
Related Papers (5)
Amorphous metal-aluminophosphate catalysts for aldol condensation of n-heptanal and benzaldehyde to jasminaldehyde
A. Hamza,N. Nagaraju +1 more